Items where Author is "Clasen, Thomas"

Year Item Type Full Text

2019

Child Defecation and Feces Disposal Practices and Determinants among Households after a Combined Household-Level Piped Water and Sanitation Intervention in Rural Odisha, India. (2019) Bauza, Valerie; Reese, Heather; Routray, Parimita; Clasen, Thomas

Interventions to improve sanitation for preventing diarrhoea. (2019) Bauza, Valerie; Sclar, Gloria; Majorin, Fiona; Clasen, Thomas

Comparing trap designs and methods for assessing density of synanthropic flies in Odisha, India. (2019) Bell, Melissa; Irish, Seth; Schmidt, Wolf Peter; Nayak, Soumya; Clasen, Thomas; Cameron, Mary

A cluster-randomized multi-level intervention to increase latrine use and safe disposal of child feces in rural Odisha, India: the Sundara Grama research protocol. (2019) Caruso, Bethany A; Sclar, Gloria D; Routray, Parimita; Majorin, Fiona; Nagel, Corey; Clasen, Thomas

Impact of a school-based water, sanitation, and hygiene intervention on school absence, diarrhea, respiratory infection, and soil-transmitted helminths: results from the WASH HELPS cluster-randomized trial. (2019) Chard, Anna N; Garn, Joshua V; Chang, Howard H; Clasen, Thomas; Freeman, Matthew C

Let the "A" in WASH Stand for Air: Integrating Research and Interventions to Improve Household Air Pollution (HAP) and Water, Sanitation and Hygiene (WaSH) in Low-Income Settings. (2019) Clasen, Thomas; Smith, Kirk R

The implications of three major new trials for the effect of water, sanitation and hygiene on childhood diarrhea and stunting: a consensus statement. (2019) Cumming, Oliver; Arnold, Benjamin F; Ban, Radu; Clasen, Thomas; Esteves Mills, Joanna; Freeman, Matthew C; Gordon, Bruce; Guiteras, Raymond; Howard, Guy; Hunter, Paul R; Johnston, Richard B; Pickering, Amy J; Prendergast, Andrew J; Prüss-Ustün, Annette; Rosenboom, Jan Willem; Spears, Dean; Sundberg, Shelly; Wolf, Jennyfer; Null, Clair; Luby, Stephen P; Humphrey, Jean H; Colford, John M

Social constructs, behaviour change, and the uptake of community-based WASH interventions: Metrics and analytical approaches for measuring collective efficacy. (2019) Delea, MG

Effects of a large-scale distribution of water filters and natural draft rocket-style cookstoves on diarrhea and acute respiratory infection: A cluster-randomized controlled trial in Western Province, Rwanda. (2019) Kirby, Miles A; Nagel, Corey L; Rosa, Ghislaine; Zambrano, Laura D; Musafiri, Sanctus; Ngirabega, Jean de Dieu; Thomas, Evan A; Clasen, Thomas

Modeling the Impact of an Indoor Air Filter on Air Pollution Exposure Reduction and Associated Mortality in Urban Delhi Household. (2019) Liao, Jiawen; Ye, Wenlu; Pillarisetti, Ajay; Clasen, Thomas F

'It's like a burden on the head': Redefining adequate menstrual hygiene management throughout women's varied life stages in Odisha, India. (2019) MacRae, Elizabeth R; Clasen, Thomas; Dasmohapatra, Munmun; Caruso, Bethany A

Determinants of disposal of child faeces in latrines in urban slums of Odisha, India: a cross-sectional study. (2019) Majorin, Fiona; Nagel, Corey L; Torondel, Belen; Routray, Parimita; Rout, Manaswini; Clasen, Thomas F

Groundwater Chemistry and Blood Pressure: A Cross-Sectional Study in Bangladesh. (2019) Naser, Abu Mohd; Clasen, Thomas F; Luby, Stephen P; Rahman, Mahbubur; Unicomb, Leanne; Ahmed, Kazi M; Doza, Solaiman; Ourshalimian, Shadassa; Chang, Howard H; Stowell, Jennifer D; Narayan, KM Venkat; Shamsudduha, Mohammad; Patel, Shivani A; O'Shea, Bethany; Gribble, Matthew O

Drinking Water Salinity, Urinary Macro-Mineral Excretions, and Blood Pressure in the Southwest Coastal Population of Bangladesh. (2019) Naser, Abu Mohd; Rahman, Mahbubur; Unicomb, Leanne; Doza, Solaiman; Gazi, Mohammed Shahid; Alam, Gazi Raisul; Karim, Mohammed Rabiul; Uddin, Mohammad Nasir; Khan, Golam Kibria; Ahmed, Kazi Matin; Shamsudduha, Mohammad; Anand, Shuchi; Narayan, KM Venkat; Chang, Howard H; Luby, Stephen P; Gribble, Matthew O; Clasen, Thomas F

Burden of disease from inadequate water, sanitation and hygiene for selected adverse health outcomes: An updated analysis with a focus on low- and middle-income countries. (2019) Prüss-Ustün, Annette; Wolf, Jennyfer; Bartram, Jamie; Clasen, Thomas; Cumming, Oliver; Freeman, Matthew C; Gordon, Bruce; Hunter, Paul R; Medlicott, Kate; Johnston, Richard

Compensating control participants when the intervention is of significant value: experience in Guatemala, India, Peru and Rwanda. (2019) Quinn, Ashlinn K; Williams, Kendra; Thompson, Lisa M; Rosa, Ghislaine; Díaz-Artiga, Anaité; Thangavel, Gurusamy; Balakrishnan, Kalpana; Miranda, J Jaime; Rosenthal, Joshua P; Clasen, Thomas F; Harvey, Steven A; HAPIN Investigators

Using structural equation modelling to untangle sanitation, water and hygiene pathways for intervention improvements in height-for-age in children <5 years old. (2019) Reese, Heather; Sinharoy, Sheela S; Clasen, Thomas

A Systematic Review to Evaluate the Association between Clean Cooking Technologies and Time Use in Low- and Middle-Income Countries. (2019) Simkovich, Suzanne M; Williams, Kendra N; Pollard, Suzanne; Dowdy, David; Sinharoy, Sheela; Clasen, Thomas F; Puzzolo, Elisa; Checkley, William

The role of water, sanitation and hygiene interventions in reducing soil-transmitted helminths: interpreting the evidence and identifying next steps. (2019) Vaz Nery, Susana; Pickering, Amy J; Abate, Ebba; Asmare, Abraham; Barrett, Laura; Benjamin-Chung, Jade; Bundy, Donald AP; Clasen, Thomas; Clements, Archie CA; Colford, John M; Ercumen, Ayse; Crowley, Siobhan; Cumming, Oliver; Freeman, Matthew C; Haque, Rashidul; Mengistu, Birhan; Oswald, William E; Pullan, Rachel L; Oliveira, Rita G; Einterz Owen, Katey; Walson, Judd L; Youya, Ashrafedin; Brooker, Simon J

2018

Quantifying Averted Disability-Adjusted Life Years as a Performance Indicator for Water Quality Interventions: A Review of Current Methodologies and Challenges. (2018) Anderson, Darcy; Thomas, Evan; Clasen, Thomas

The association between women's sanitation experiences and mental health: A cross-sectional study in Rural, Odisha India. (2018) Caruso, Bethany A; Cooper, Hannah LF; Haardörfer, Regine; Yount, Kathryn M; Routray, Parimita; Torondel, Belen; Clasen, Thomas

Collective Efficacy: Development and Validation of a Measurement Scale for Use in Public Health and Development Programmes. (2018) Delea, Maryann G; Sclar, Gloria D; Woreta, Mulat; Haardörfer, Regine; Nagel, Corey L; Caruso, Bethany A; Dreibelbis, Robert; Gobezayehu, Abebe G; Clasen, Thomas F; Freeman, Matthew C

Effects of Single and Combined Water, Sanitation and Handwashing Interventions on Fecal Contamination in the Domestic Environment: A Cluster-Randomized Controlled Trial in Rural Bangladesh. (2018) Ercumen, Ayse; Mertens, Andrew; Arnold, Benjamin F; Benjamin-Chung, Jade; Hubbard, Alan E; Ahmed, Mir Alvee; Kabir, Mir Himayet; Rahman Khalil, Md Masudur; Kumar, Ashish; Rahman, Md Sajjadur; Parvez, Sarker Masud; Unicomb, Leanne; Rahman, Mahbubur; Ram, Pavani K; Clasen, Thomas; Luby, Stephen P; Colford, John M

Do Sanitation Improvements Reduce Fecal Contamination of Water, Hands, Food, Soil, and Flies? Evidence from a Cluster-Randomized Controlled Trial in Rural Bangladesh. (2018) Ercumen, Ayse; Pickering, Amy J; Kwong, Laura H; Mertens, Andrew; Arnold, Benjamin F; Benjamin-Chung, Jade; Hubbard, Alan E; Alam, Mahfuja; Sen, Debashis; Islam, Sharmin; Rahman, Md Zahidur; Kullmann, Craig; Chase, Claire; Ahmed, Rokeya; Parvez, Sarker Masud; Unicomb, Leanne; Rahman, Mahbubur; Ram, Pavani K; Clasen, Thomas; Luby, Stephen P; Colford, John M

Effects of water quality, sanitation, handwashing, and nutritional interventions on diarrhoea and child growth in rural Bangladesh: a cluster randomised controlled trial. (2018) Luby, Stephen P; Rahman, Mahbubur; Arnold, Benjamin F; Unicomb, Leanne; Ashraf, Sania; Winch, Peter J; Stewart, Christine P; Begum, Farzana; Hussain, Faruqe; Benjamin-Chung, Jade; Leontsini, Elli; Naser, Abu M; Parvez, Sarker M; Hubbard, Alan E; Lin, Audrie; Nizame, Fosiul A; Jannat, Kaniz; Ercumen, Ayse; Ram, Pavani K; Das, Kishor K; Abedin, Jaynal; Clasen, Thomas F; Dewey, Kathryn G; Fernald, Lia C; Null, Clair; Ahmed, Tahmeed; Colford, John M

Effects of water quality, sanitation, handwashing, and nutritional interventions on diarrhoea and child growth in rural Kenya: a cluster-randomised controlled trial. (2018) Null, Clair; Stewart, Christine P; Pickering, Amy J; Dentz, Holly N; Arnold, Benjamin F; Arnold, Charles D; Benjamin-Chung, Jade; Clasen, Thomas; Dewey, Kathryn G; Fernald, Lia CH; Hubbard, Alan E; Kariger, Patricia; Lin, Audrie; Luby, Stephen P; Mertens, Andrew; Njenga, Sammy M; Nyambane, Geoffrey; Ram, Pavani K; Colford, John M

WASH Benefits Bangladesh trial: system for monitoring coverage and quality in an efficacy trial. (2018) Rahman, Mahbubur; Ashraf, Sania; Unicomb, Leanne; Mainuddin, AKM; Parvez, Sarker Masud; Begum, Farzana; Das, Kishor Kumar; Naser, Abu Mohd; Hussain, Faruqe; Clasen, Thomas; Luby, Stephen P; Leontsini, Elli; Winch, Peter J

Modeling the potential health benefits of lower household air pollution after a hypothetical liquified petroleum gas (LPG) cookstove intervention. (2018) Steenland, Kyle; Pillarisetti, Ajay; Kirby, Miles; Peel, Jennifer; Clark, Maggie; Checkley, Will; Chang, Howard H; Clasen, Thomas

Impact of drinking water, sanitation and handwashing with soap on childhood diarrhoeal disease: updated meta-analysis and meta-regression. (2018) Wolf, Jennyfer; Hunter, Paul R; Freeman, Matthew C; Cumming, Oliver; Clasen, Thomas; Bartram, Jamie; Higgins, Julian PT; Johnston, Richard; Medlicott, Kate; Boisson, Sophie; Prüss-Ustün, Annette

2017

Understanding and defining sanitation insecurity: women's gendered experiences of urination, defecation and menstruation in rural Odisha, India. (2017) Caruso, Bethany A; Clasen, Thomas F; Hadley, Craig; Yount, Kathryn M; Haardörfer, Regine; Rout, Manaswini; Dasmohapatra, Munmun; Cooper, Hannah Lf

Assessing Women's Negative Sanitation Experiences and Concerns: The Development of a Novel Sanitation Insecurity Measure. (2017) Caruso, Bethany A; Clasen, Thomas; Yount, Kathryn M; Cooper, Hannah LF; Hadley, Craig; Haardörfer, Regine

Comparison of respondent-reported and sensor-recorded latrine utilization measures in rural Bangladesh: a cross-sectional study. (2017) Delea, Maryann G; Nagel, Corey L; Thomas, Evan A; Halder, Amal K; Amin, Nuhu; Shoab, Abul K; Freeman, Matthew C; Unicomb, Leanne; Clasen, Thomas F

The impact of sanitation on infectious disease and nutritional status: A systematic review and meta-analysis. (2017) Freeman, Matthew C; Garn, Joshua V; Sclar, Gloria D; Boisson, Sophie; Medlicott, Kate; Alexander, Kelly T; Penakalapati, Gauthami; Anderson, Darcy; Mahtani, Amrita G; Grimes, Jack ET; Rehfuess, Eva A; Clasen, Thomas F

The impact of sanitation interventions on latrine coverage and latrine use: A systematic review and meta-analysis. (2017) Garn, Joshua V; Sclar, Gloria D; Freeman, Matthew C; Penakalapati, Gauthami; Alexander, Kelly T; Brooks, Patrick; Rehfuess, Eva A; Boisson, Sophie; Medlicott, Kate O; Clasen, Thomas F

Advantages and limitations for users of double pit pour-flush latrines: a qualitative study in rural Bangladesh. (2017) Hussain, Faruqe; Clasen, Thomas; Akter, Shahinoor; Bawel, Victoria; Luby, Stephen P; Leontsini, Elli; Unicomb, Leanne; Barua, Milan Kanti; Thomas, Brittany; Winch, Peter J

Use, microbiological effectiveness and health impact of a household water filter intervention in rural Rwanda-A matched cohort study. (2017) Kirby, MA; Nagel, CL; Rosa, G; Umupfasoni, MM; Iyakaremye, L; Thomas, EA; Clasen, TF

Identifying Potential Sources of Exposure Along the Child Feces Management Pathway: A Cross-Sectional Study Among Urban Slums in Odisha, India. (2017) Majorin, Fiona; Torondel, Belen; Routray, Parimita; Rout, Manaswini; Clasen, Thomas

Stepped-wedge cluster-randomised controlled trial to assess the cardiovascular health effects of a managed aquifer recharge initiative to reduce drinking water salinity in southwest coastal Bangladesh: study design and rationale. (2017) Naser, Abu Mohd; Unicomb, Leanne; Doza, Solaiman; Ahmed, Kazi Matin; Rahman, Mahbubur; Uddin, Mohammad Nasir; Quraishi, Shamshad B; Selim, Shahjada; Shamsudduha, Mohammad; Burgess, William; Chang, Howard H; Gribble, Matthew O; Clasen, Thomas F; Luby, Stephen P

Association of community sanitation usage with soil-transmitted helminth infections among school-aged children in Amhara Region, Ethiopia. (2017) Oswald, William E; Stewart, Aisha EP; Kramer, Michael R; Endeshaw, Tekola; Zerihun, Mulat; Melak, Berhanu; Sata, Eshetu; Gessese, Demelash; Teferi, Tesfaye; Tadesse, Zerihun; Guadie, Birhan; King, Jonathan D; Emerson, Paul M; Callahan, Elizabeth K; Freeman, Matthew C; Flanders, W Dana; Clasen, Thomas F; Moe, Christine L

Active trachoma and community use of sanitation, Ethiopia. (2017) Oswald, William E; Stewart, Aisha Ep; Kramer, Michael R; Endeshaw, Tekola; Zerihun, Mulat; Melak, Berhanu; Sata, Eshetu; Gessese, Demelash; Teferi, Tesfaye; Tadesse, Zerihun; Guadie, Birhan; King, Jonathan D; Emerson, Paul M; Callahan, Elizabeth K; Flanders, Dana; Moe, Christine L; Clasen, Thomas F

Design and rationale of a matched cohort study to assess the effectiveness of a combined household-level piped water and sanitation intervention in rural Odisha, India. (2017) Reese, Heather; Routray, Parimita; Torondel, Belen; Sclar, Gloria; Delea, Maryann G; Sinharoy, Sheela S; Zambrano, Laura; Caruso, Bethany; Mishra, Samir R; Chang, Howard H; Clasen, Thomas

Consistency of Use and Effectiveness of Household Water Treatment among Indian Households Claiming to Treat Their Water. (2017) Rosa, Ghislaine; Clasen, Thomas

Women's role in sanitation decision making in rural coastal Odisha, India. (2017) Routray, Parimita; Torondel, Belen; Clasen, Thomas; Schmidt, Wolf-Peter

Processes and challenges of community mobilisation for latrine promotion under Nirmal Bharat Abhiyan in rural Odisha, India. (2017) Routray, Parimita; Torondel, Belen; Jenkins, Marion W; Clasen, Thomas; Schmidt, Wolf-Peter

Assessing patterns and determinants of latrine use in rural settings: A longitudinal study in Odisha, India. (2017) Sinha, Antara; Nagel, Corey L; Schmidt, Wolf P; Torondel, Belen; Boisson, Sophie; Routray, Parimita; Clasen, Thomas F

Effect of community health clubs on child diarrhoea in western Rwanda: cluster-randomised controlled trial. (2017) Sinharoy, Sheela S; Schmidt, Wolf-Peter; Wendt, Ronald; Mfura, Leodomir; Crossett, Erin; Grépin, Karen A; Jack, William; Rwabufigiri, Bernard Ngabo; Habyarimana, James; Clasen, Thomas

Use of Serologic Responses against Enteropathogens to Assess the Impact of a Point-of-Use Water Filter: A Randomized Controlled Trial in Western Province, Rwanda. (2017) Zambrano, Laura Divens; Priest, Jeffrey W; Ivan, Emil; Rusine, John; Nagel, Corey; Kirby, Miles; Rosa, Ghislaine; Clasen, Thomas F

2016

Process evaluation and assessment of use of a large scale water filter and cookstove program in Rwanda. (2016) Barstow, Christina K; Nagel, Corey L; Clasen, Thomas F; Thomas, Evan A

User preferences and willingness to pay for safe drinking water: Experimental evidence from rural Tanzania. (2016) Burt, Zachary; Njee, Robert M; Mbatia, Yolanda; Msimbe, Veritas; Brown, Joe; Clasen, Thomas F; Malebo, Hamisi M; Ray, Isha

Modeling Cryptosporidium and Giardia in Ground and Surface Water Sources in Rural India: Associations with Latrines, Livestock, Damaged Wells, and Rainfall Patterns. (2016) Daniels, Miles E; Smith, Woutrina A; Schmidt, Wolf-Peter; Clasen, Thomas; Jenkins, Marion W

The impact of a rural sanitation programme on safe disposal of child faeces: a cluster randomised trial in Odisha, India. (2016) Freeman, Matthew C; Majorin, Fiona; Boisson, Sophie; Routray, Parimita; Torondel, Belen; Clasen, Thomas

Assessing the Association between Thermotolerant Coliforms in Drinking Water and Diarrhea: An Analysis of Individual-Level Data from Multiple Studies. (2016) Hodge, James; Chang, Howard H; Boisson, Sophie; Collin, Simon M; Peletz, Rachel; Clasen, Thomas

Faecal contamination of household drinking water in Rwanda: A national cross-sectional study. (2016) Kirby, Miles A; Nagel, Corey L; Rosa, Ghislaine; Iyakaremye, Laurien; Zambrano, Laura Divens; Clasen, Thomas F

Study design of a cluster-randomized controlled trial to evaluate a large-scale distribution of cook stoves and water filters in Western Province, Rwanda. (2016) Nagel, CL; Kirby, MA; Zambrano, LD; Rosa, G; Barstow, CK; Thomas, EA; Clasen, TF

Study design of a cluster-randomized controlled trial to evaluate a large-scale distribution of cook stoves and water filters in Western Province, Rwanda. (2016) Nagel, Corey L; Kirby, Miles A; Zambrano, Laura D; Rosa, Ghislane; Barstow, Christina K; Thomas, Evan A; Clasen, Thomas F

Human fecal and pathogen exposure pathways in rural Indian villages and the effect of increased latrine coverage. (2016) Odagiri, Mitsunori; Schriewer, Alexander; Daniels, Miles E; Wuertz, Stefan; Smith, Woutrina A; Clasen, Thomas; Schmidt, Wolf-Peter; Jin, Yujie; Torondel, Belen; Misra, Pravas R; Panigrahi, Pinaki; Jenkins, Marion W

Assessing the impact of sanitation on indicators of fecal exposure along principal transmission pathways: A systematic review. (2016) Sclar, Gloria D; Penakalapati, Gauthami; Amato, Heather K; Garn, Joshua V; Alexander, Kelly; Freeman, Matthew C; Boisson, Sophie; Medlicott, Kate O; Clasen, Thomas

Assessing Latrine Use in Rural India: A Cross-Sectional Study Comparing Reported Use and Passive Latrine Use Monitors. (2016) Sinha, Antara; Nagel, Corey L; Thomas, Evan; Schmidt, Wolf P; Torondel, Belen; Boisson, Sophie; Clasen, Thomas F

Child diarrhoea and nutritional status in rural Rwanda: a cross-sectional study to explore contributing environmental and demographic factors. (2016) Sinharoy, Sheela S; Schmidt, Wolf-Peter; Cox, Kris; Clemence, Zachary; Mfura, Leodomir; Wendt, Ronald; Boisson, Sophie; Crossett, Erin; Grépin, Karen A; Jack, William; Condo, Jeanine; Habyarimana, James; Clasen, Thomas

Behavioral Reactivity Associated With Electronic Monitoring of Environmental Health Interventions--A Cluster Randomized Trial with Water Filters and Cookstoves. (2016) Thomas, Evan A; Tellez-Sanchez, Sarita; Wick, Carson; Kirby, Miles; Zambrano, Laura; Abadie Rosa, Ghislaine; Clasen, Thomas F; Nagel, Corey

2015

Interventions to improve water quality for preventing diarrhoea. (2015) Clasen, Thomas F; Alexander, Kelly T; Sinclair, David; Boisson, Sophie; Peletz, Rachel; Chang, Howard H; Majorin, Fiona; Cairncross, Sandy

Assessing the Health Impact of Water Quality Interventions in Low-Income Settings: Concerns Associated with Blinded Trials and the Need for Objective Outcomes. (2015) Clasen, Thomas; Boisson, Sophie

Cryptosporidium and Giardia in Humans, Domestic Animals, and Village Water Sources in Rural India. (2015) Daniels, Miles E; Shrivastava, Arpit; Smith, Woutrina A; Sahu, Priyadarshi; Odagiri, Mitsunori; Misra, Pravas R; Panigrahi, Pinaki; Suar, Mrutyunjay; Clasen, Thomas; Jenkins, Marion W

Development of A Multidimensional Scale to Assess Attitudinal Determinants of Sanitation Uptake and Use. (2015) Dreibelbis, Robert; Jenkins, Marion; Chase, Rachel P; Torondel, Belen; Routray, Parimita; Boisson, Sophie; Clasen, Thomas; Freeman, Matthew C

Shared Sanitation Versus Individual Household Latrines in Urban Slums: A Cross-Sectional Study in Orissa, India. (2015) Heijnen, Marieke; Routray, Parimita; Torondel, Belen; Clasen, Thomas

Neighbour-shared versus communal latrines in urban slums: a cross-sectional study in Orissa, India exploring household demographics, accessibility, privacy, use and cleanliness. (2015) Heijnen, Marieke; Routray, Parimita; Torondel, Belen; Clasen, Thomas

Consistency of Use and Effectiveness of Household Water Treatment Practices Among Urban and Rural Populations Claiming to Treat Their Drinking Water at Home: A Case Study in Zambia. (2015) Rosa, Ghislaine; Kelly, Paul; Clasen, Thomas

Socio-cultural and behavioural factors constraining latrine adoption in rural coastal Odisha: an exploratory qualitative study. (2015) Routray, Parimita; Schmidt, Wolf-Peter; Boisson, Sophie; Clasen, Thomas; Jenkins, Marion W

Exposure to cows is not associated with diarrhoea or impaired child growth in rural Odisha, India: a cohort study. (2015) Schmidt, W-P; Boisson, S; Routray, P; Bell, M; Cameron, M; Torondel, B; Clasen, T

Human and Animal Fecal Contamination of Community Water Sources, Stored Drinking Water and Hands in Rural India Measured with Validated Microbial Source Tracking Assays. (2015) Schriewer, Alexander; Odagiri, Mitsunori; Wuertz, Stefan; Misra, Pravas R; Panigrahi, Pinaki; Clasen, Thomas; Jenkins, Marion W

Laboratory development and field testing of sentinel toys to assess environmental faecal exposure of young children in rural India. (2015) Torondel, Belen; Gyekye-Aboagye, Yaw; Routray, Parimita; Boisson, Sophie; Schimdt, Wolf; Clasen, Thomas

2014

Designing and piloting a program to provide water filters and improved cookstoves in Rwanda. (2014) Barstow, Christina K; Ngabo, Fidele; Rosa, Ghislaine; Majorin, Fiona; Boisson, Sophie; Clasen, Thomas; Thomas, Evan A

Promoting latrine construction and use in rural villages practicing open defecation: process evaluation in connection with a randomised controlled trial in Orissa, India. (2014) Boisson, Sophie; Sosai, Peppin; Ray, Shubajyoti; Routray, Parimita; Torondel, Belen; Schmidt, Wolf-Peter; Bhanja, Bishakha; Clasen, Thomas

Effectiveness of a rural sanitation programme on diarrhoea, soil-transmitted helminth infection, and child malnutrition in Odisha, India: a cluster-randomised trial. (2014) Clasen, Thomas; Boisson, Sophie; Routray, Parimita; Torondel, Belen; Bell, Melissa; Cumming, Oliver; Ensink, Jeroen; Freeman, Matthew; Jenkins, Marion; Odagiri, Mitsunori; Ray, Subhajyoti; Sinha, Antara; Suar, Mrutyunjay; Schmidt, Wolf-Peter

Estimating the impact of unsafe water, sanitation and hygiene on the global burden of disease: evolving and alternative methods. (2014) Clasen, Thomas; Pruss-Ustun, Annette; Mathers, Colin D; Cumming, Oliver; Cairncross, Sandy; Colford, John M

Shared sanitation and the prevalence of diarrhea in young children: evidence from 51 countries, 2001-2011. (2014) Fuller, James A; Clasen, Thomas; Heijnen, Marieke; Eisenberg, Joseph NS

Shared sanitation versus individual household latrines: a systematic review of health outcomes. (2014) Heijnen, Marieke; Cumming, Oliver; Peletz, Rachel; Chan, Gabrielle Ka-Seen; Brown, Joe; Baker, Kelly; Clasen, Thomas

The geographic and demographic scope of shared sanitation: an analysis of national survey data from low- and middle-income countries. (2014) Heijnen, Marieke; Rosa, Ghislaine; Fuller, James; Eisenberg, Joseph NS; Clasen, Thomas

Child feces disposal practices in rural Orissa: a cross sectional study. (2014) Majorin, Fiona; Freeman, Matthew C; Barnard, Sharmani; Routray, Parimita; Boisson, Sophie; Clasen, Thomas

Burden of disease from inadequate water, sanitation and hygiene in low- and middle-income settings: a retrospective analysis of data from 145 countries. (2014) Prüss-Ustün, Annette; Bartram, Jamie; Clasen, Thomas; Colford, John M; Cumming, Oliver; Curtis, Valerie; Bonjour, Sophie; Dangour, Alan D; De France, Jennifer; Fewtrell, Lorna; Freeman, Matthew C; Gordon, Bruce; Hunter, Paul R; Johnston, Richard B; Mathers, Colin; Mäusezahl, Daniel; Medlicott, Kate; Neira, Maria; Stocks, Meredith; Wolf, Jennyfer; Cairncross, Sandy

Assessing the consistency and microbiological effectiveness of household water treatment practices by urban and rural populations claiming to treat their water at home: a case study in Peru. (2014) Rosa, Ghislaine; Huaylinos, Maria L; Gil, Ana; Lanata, Claudio; Clasen, Thomas

Assessing the impact of water filters and improved cook stoves on drinking water quality and household air pollution: a randomised controlled trial in Rwanda. (2014) Rosa, Ghislaine; Majorin, Fiona; Boisson, Sophie; Barstow, Christina; Johnson, Michael; Kirby, Miles; Ngabo, Fidele; Thomas, Evan; Clasen, Thomas

Assessing the impact of drinking water and sanitation on diarrhoeal disease in low- and middle-income settings: systematic review and meta-regression. (2014) Wolf, Jennyfer; Prüss-Ustün, Annette; Cumming, Oliver; Bartram, Jamie; Bonjour, Sophie; Cairncross, Sandy; Clasen, Thomas; Colford, John M; Curtis, Valerie; De France, Jennifer; Fewtrell, Lorna; Freeman, Matthew C; Gordon, Bruce; Hunter, Paul R; Jeandron, Aurelie; Johnston, Richard B; Mäusezahl, Daniel; Mathers, Colin; Neira, Maria; Higgins, Julian PT

2013

Cluster-randomised controlled trials of individual and combined water, sanitation, hygiene and nutritional interventions in rural Bangladesh and Kenya: the WASH Benefits study design and rationale. (2013) Arnold, Benjamin F; Null, Clair; Luby, Stephen P; Unicomb, Leanne; Stewart, Christine P; Dewey, Kathryn G; Ahmed, Tahmeed; Ashraf, Sania; Christensen, Garret; Clasen, Thomas; Dentz, Holly N; Fernald, Lia CH; Haque, Rashidul; Hubbard, Alan E; Kariger, Patricia; Leontsini, Elli; Lin, Audrie; Njenga, Sammy M; Pickering, Amy J; Ram, Pavani K; Tofail, Fahmida; Winch, Peter J; Colford, John M

Impact of Indian Total Sanitation Campaign on latrine coverage and use: a cross-sectional study in Orissa three years following programme implementation. (2013) Barnard, Sharmani; Routray, Parimita; Majorin, Fiona; Peletz, Rachel; Boisson, Sophie; Sinha, Antara; Clasen, Thomas

Effect of household-based drinking water chlorination on diarrhoea among children under five in Orissa, India: a double-blind randomised placebo-controlled trial. (2013) Boisson, Sophie; Stevenson, Matthew; Shapiro, Lily; Kumar, Vinod; Singh, Lakhwinder P; Ward, Dana; Clasen, Thomas

The impact of a school-based water supply and treatment, hygiene, and sanitation programme on pupil diarrhoea: a cluster-randomized trial. (2013) Freeman, MC; Clasen, T; Dreibelbis, R; Saboori, S; Greene, LE; Brumback, B; Muga, R; Rheingans, R

The impact of a school-based hygiene, water quality and sanitation intervention on soil-transmitted helminth reinfection: a cluster-randomized trial. (2013) Freeman, Matthew C; Clasen, Thomas; Brooker, Simon J; Akoko, Daniel O; Rheingans, Richard

Comparison of Kato-Katz, ethyl-acetate sedimentation, and Midi Parasep® in the diagnosis of hookworm, Ascaris and Trichuris infections in the context of an evaluation of rural sanitation in India. (2013) Funk, Anna L; Boisson, Sophie; Clasen, Thomas; Ensink, Jeroen HJ

Effective use of household water treatment and safe storage in response to the 2010 Haiti earthquake. (2013) Lantagne, Daniele; Clasen, Thomas

Water, sanitation, and hygiene interventions to improve health among people living with HIV/AIDS: a systematic review. (2013) Peletz, Rachel; Mahin, Thomas; Elliott, Mark; Harris, Mamie S; Chan, Ka Seen; Cohen, Myron S; Bartram, Jamie K; Clasen, Thomas F

Preventing cryptosporidiosis: the need for safe drinking water. (2013) Peletz, Rachel; Mahin, Thomas; Elliott, Mark; Montgomery, Margaret; Clasen, Thomas

Follow-up study to assess the use and performance of household filters in Zambia. (2013) Peletz, Rachel; Simuyandi, Michelo; Simunyama, Martin; Sarenje, Kelvin; Kelly, Paul; Clasen, Thomas

Use of remotely reporting electronic sensors for assessing use of water filters and cookstoves in Rwanda. (2013) Thomas, Evan A; Barstow, Christina K; Rosa, Ghislaine; Majorin, Fiona; Clasen, Thomas

2012

High adherence is necessary to realize health gains from water quality interventions. (2012) Brown, Joe; Clasen, Thomas

Millennium Development Goals water target claim exaggerates achievement. (2012) Clasen, Thomas F

The effect of improved rural sanitation on diarrhoea and helminth infection: design of a cluster-randomized trial in Orissa, India. (2012) Clasen, Thomas; Boisson, Sophie; Routray, Parimita; Cumming, Oliver; Jenkins, Marion; Ensink, Jeroen HJ; Bell, Melissa; Freeman, Matthew C; Peppin, Soosai; Schmidt, Wolf-Peter

Making sanitation count: developing and testing a device for assessing latrine use in low-income settings. (2012) Clasen, Thomas; Fabini, Douglas; Boisson, Sophie; Taneja, Jay; Song, Joshua; Aichinger, Elisabeth; Bui, Anthony; Dadashi, Sean; Schmidt, Wolf-Peter; Burt, Zachary; Nelson, Kara L

Linking quantitative microbial risk assessment and epidemiological data: informing safe drinking water trials in developing countries. (2012) Enger, Kyle S; Nelson, Kara L; Clasen, Thomas; Rose, Joan B; Eisenberg, Joseph NS

Assessing water filtration and safe storage in households with young children of HIV-positive mothers: a randomized, controlled trial in Zambia. (2012) Peletz, Rachel; Simunyama, Martin; Sarenje, Kelvin; Baisley, Kathy; Filteau, Suzanne; Kelly, Paul; Clasen, Thomas

In Response. (2012) Rosa, Ghislaine; Clasen, Thomas

2011

Assessing the impact of a school-based safe water intervention on household adoption of point-of-use water treatment practices in southern India. (2011) Freeman, Matthew C; Clasen, Thomas

Cost of community integrated prevention campaign for malaria, HIV, and diarrhea in rural Kenya. (2011) Kahn, James G; Harris, Brian; Mermin, Jonathan H; Clasen, Thomas; Lugada, Eric; Grabowksy, Mark; Vestergaard Frandsen, Mikkel; Garg, Navneet

Drinking water quality, feeding practices, and diarrhea among children under 2 years of HIV-positive mothers in peri-urban Zambia. (2011) Peletz, Rachel; Simuyandi, Michelo; Sarenje, Kelvin; Baisley, Kathy; Kelly, Paul; Filteau, Suzanne; Clasen, Thomas

Assessing the microbiological performance and potential cost of boiling drinking water in urban Zambia. (2011) Psutka, Rebecca; Peletz, Rachel; Michelo, Sandford; Kelly, Paul; Clasen, Thomas

Epidemiological methods in diarrhoea studies--an update. (2011) Schmidt, Wolf-Peter; Arnold, Benjamin F; Boisson, Sophie; Genser, Bernd; Luby, Stephen P; Barreto, Mauricio L; Clasen, Thomas; Cairncross, Sandy

2010

Field assessment of a novel household-based water filtration device: a randomised, placebo-controlled trial in the Democratic Republic of Congo. (2010) Boisson, Sophie; Kiyombo, Mbela; Sthreshley, Larry; Tumba, Saturnin; Makambo, Jacques; Clasen, Thomas

Household water treatment and safe storage in low-income countries. (2010) Clasen, T

Household water treatment and the millennium development goals: keeping the focus on health. (2010) Clasen, Thomas F

Interventions to improve disposal of human excreta for preventing diarrhoea. (2010) Clasen, Thomas F; Bostoen, Kristof; Schmidt, Wolf-Peter; Boisson, Sophie; Fung, Isaac C-H; Jenkins, Marion W; Scott, Beth; Sugden, Steven; Cairncross, Sandy

Quantifying health improvements from water quantity enhancement: an engineering perspective applied to rainwater harvesting in West Africa. (2010) Fry, Lauren M; Cowden, Joshua R; Watkins, David W; Clasen, Thomas; Mihelcic, James R

Assessing the Implementation of Selected Household Water Treatment and Safe Storage (HWTS) Methods in Emergency Settings. (2010) Lantagne, D; Clasen, T

Estimating the scope of household water treatment in low- and medium-income countries. (2010) Rosa, Ghislaine; Clasen, Thomas

Microbiological effectiveness of disinfecting water by boiling in rural Guatemala. (2010) Rosa, Ghislaine; Miller, Laura; Clasen, Thomas

Sampling strategies to measure the prevalence of common recurrent infections in longitudinal studies. (2010) Schmidt, Wolf-Peter; Genser, Bernd; Barreto, Mauricio L; Clasen, Thomas; Luby, Stephen P; Cairncross, Sandy; Chalabi, Zaid

2009

Randomized controlled trial in rural Ethiopia to assess a portable water treatment device. (2009) Boisson, Sophie; Schmidt, Wolf-Peter; Berhanu, Tsegahiwot; Gezahegn, Henock; Clasen, Thomas

Safe Water for All: Harnessing the Power of the Private Sector to Reach the Underserved. (2009) Brown, J; Outlaw, T; Clasen, T; Wu, J; Sobsey, M

Water and Sanitation. (2009) Clasen, T; Sugden, S

Scaling Up Household Water Treatment in Low Income Settings. (2009) Clasen, TF

Comment on "Household water treatment in poor populations: is there enough evidence for scaling up now?". (2009) Clasen, Thomas; Bartram, Jamie; Colford, John; Luby, Stephen; Quick, Robert; Sobsey, Mark

Laboratory assessment of a gravity-fed ultrafiltration water treatment device designed for household use in low-income settings. (2009) Clasen, Thomas; Naranjo, Jaime; Frauchiger, Daniel; Gerba, Charles

Recent diarrhoeal illness and risk of lower respiratory infections in children under the age of 5 years. (2009) Schmidt, Wolf-Peter; Cairncross, Sandy; Barreto, Mauricio L; Clasen, Thomas; Genser, Bernd

2008

Interventions to improve excreta disposal for the prevention of diarrhoea. (Protocol for a Cochrane Review). (2008) Clasen, T; Bostoen, K; Schmidt, W; Boisson, S; Fung, I; Jenkins, M; Scott, B; Sugden, S; Cairncross, S

Microbiological effectiveness and cost of boiling to disinfect drinking water in rural Vietnam. (2008) Clasen, Thomas F; Thao, Do Hoang; Boisson, Sophie; Shipin, Oleg

Microbiological effectiveness and cost of disinfecting water by boiling in semi-urban India. (2008) Clasen, Thomas; McLaughlin, Catherine; Nayaar, Neeru; Boisson, Sophie; Gupta, Romesh; Desai, Dolly; Shah, Nimish

2007

Cost-effectiveness of water quality interventions for preventing diarrhoeal disease in developing countries. (2007) Clasen, Thomas; Haller, Laurence; Walker, Damian; Bartram, Jamie; Cairncross, Sandy

Microbiological performance of common water treatment devices for household use in India. (2007) Clasen, Thomas; Menon, Shashikala

Household water treatment using sodium dichloroisocyanurate (NaDCC) tablets: a randomized, controlled trial to assess microbiological effectiveness in Bangladesh. (2007) Clasen, Thomas; Saeed, Tanveer F; Boisson, Sophie; Edmondson, Paul; Shipin, Oleg

Interventions to improve water quality for preventing diarrhoea: systematic review and meta-analysis. (2007) Clasen, Thomas; Schmidt, Wolf-Peter; Rabie, Tamer; Roberts, Ian; Cairncross, Sandy

2006

Household-based ceramic water filters for the treatment of drinking water in disaster response: an assessment of a pilot programme in the Dominican Republic. (2006) Clasen, T; Boisson, S

Interventions to improve water quality for preventing diarrhoea. (2006) Clasen, T; Roberts, I; Rabie, T; Schmidt, W; Cairncross, S

The drinking water response to the Indian Ocean tsunami, including the role of household water treatment. (2006) Clasen, T; Smith, L; Albert, J; Bastable, A; Fesselet, J

Preventing diarrhoea with household ceramic water filters: assessment of a pilot project in Bolivia. (2006) Clasen, Thomas F; Brown, Joseph; Collin, Simon M

Microbiological performance of a water treatment unit designed for household use in developing countries. (2006) Clasen, Thomas; Nadakatti, Suresh; Menon, Shashikala

Estimating the longitudinal prevalence of diarrhea and other episodic diseases: continuous versus intermittent surveillance. (2006) Schmidt, Wolf-Peter; Luby, Stephen P; Genser, Bernd; Barreto, Mauricio L; Clasen, Thomas

2005

The Drinking Water Response to the Indian Ocean Tsunami, including the Role of Household Water Treatment. (2005) Clasen, T; Smith, L

Sodium dichloroisocyanurate (NaDCC) tablets as an alternative to sodium hypochlorite for the routine treatment of drinking water at the household level. (2005) Clasen, Thomas; Edmondson, Paul

Household-based ceramic water filters for the prevention of diarrhea: a randomized, controlled trial of a pilot program in Colombia. (2005) Clasen, Thomas; Garcia Parra, Gloria; Boisson, Sophie; Collin, Simon

2004

Safe household water treatment and storage using ceramic drip filters: a randomised controlled trial in Bolivia. (2004) Clasen, T; Brown, J; Suntura, O; Collin, S

Reducing diarrhea through the use of household-based ceramic water filters: a randomized, controlled trial in rural Bolivia. (2004) Clasen, Thomas F; Brown, Joseph; Collin, Simon; Suntura, Oscar; Cairncross, Sandy

Household water management: refining the dominant paradigm. (2004) Clasen, Thomas F; Cairncross, Sandy

International network to promote household water treatment and safe storage. (2004) Clasen, Thomas F; Mintz, Eric D

2003

Faecal contamination of drinking water during collection and household storage: the need to extend protection to the point of use. (2003) Clasen, TF; Bastable, A

Faecal contamination of drinking water during collection and household storage: the need to extend protection to the point of use. (2003) Clasen, Thomas F; Bastable, Andrew