Trial reportThe American journal of tropical medicine and hygiene2019
WASH for WORMS: A Cluster-Randomized Controlled Trial of the Impact of a Community Integrated Water, Sanitation, and Hygiene and Deworming Intervention on Soil-Transmitted Helminth Infections.
Trial report in The American journal of tropical medicine and hygiene, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 5 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
26 citing papers in PubMed, 5 syntheses or guidelines pooled it, 44 citations in OpenAlex.
- Prevalence of Plasmodium falciparum coinfection with Schistosoma haematobium and Schistosoma mansoni among children in sub-Saharan Africa: a systematic review and meta-analysis.Malaria journal · 2026Pooled it
- Interventions to improve water, sanitation, and hygiene for preventing soil-transmitted helminth infection.The Cochrane database of systematic reviews · 2022Pooled it
- How can we better integrate the prevention, treatment, control and elimination of neglected tropical diseases with other health interventions? A systematic review.BMJ global health · 2021Pooled it
- Effect of Sanitation Interventions on Health Outcomes: A Systematic Review of Cluster-Randomized Controlled Trials in Rural Communities of Low- and Middle-Income Countries.International journal of environmental research and public health · 2021Pooled it
- Anthelmintic drugs for treating ascariasis.The Cochrane database of systematic reviews · 2020Pooled it
- Epidemiology of soil transmitted helminths and risk analysis of hookworm infections in the community: Results from the DeWorm3 Trial in southern India.PLoS neglected tropical diseases · 2021Trial
- Giardia duodenalis infection in the context of a community-based deworming and water, sanitation and hygiene trial in Timor-Leste.Parasites & vectors · 2019Trial
- Trial
- Effects of water, sanitation, handwashing and nutritional interventions on soil-transmitted helminth infections in young children: A cluster-randomized controlled trial in rural Bangladesh.PLoS neglected tropical diseases · 2019Trial
- Impact and cost-effectiveness of water, sanitation, hygiene, and health education interventions in the control and elimination of soil-transmitted helminthiasis: A scoping review.PLoS neglected tropical diseases · 2026Article
- Prevalence and determinants of deworming uptake among under-five children in Tanzania: evidence from the Tanzania Demographic and Health Survey 2022.Tropical medicine and health · 2026Article
- Perceived barriers and opportunities to the continuous distribution of ivermectin in the Cameroon primary health care system: an exploratory study of major stakeholders.BMC health services research · 2026Article
- Investigating cement-based surfaces as a sustainable flooring solution to improve Ascaris Suum egg removal and inactivation in low-resource settings.PLoS neglected tropical diseases · 2025Article
- The impact of an integrated intervention program combining drug therapy with water, sanitation, and hygiene (WASH) education on reinfection with intestinal parasitic infections among the Karen hill tribe in northern Thailand.Parasites & vectors · 2024Article
- Neglected tropical disease (NTD) diagnostics: current development and operations to advance control.Pathogens and global health · 2024Review
- The impact of community based interventions for the prevention and control of soil-transmitted helminths: A systematic review and meta-analysis.PLOS global public health · 2024Article
- Optimal control analysis of a transmission interruption model for the soil-transmitted helminth infections in Kenya.Current research in parasitology & vector-borne diseases · 2023Article
- Association between water, sanitation, and hygiene access and the prevalence of soil-transmitted helminth and schistosome infections in Wolayita, Ethiopia.Parasites & vectors · 2022Article
- Using quantitative PCR to identify opportunities to strengthen soil-transmitted helminth control in Solomon Islands: A cross-sectional epidemiological survey.PLoS neglected tropical diseases · 2022Article
- Evaluations of water, sanitation and hygiene interventions should not use diarrhoea as (primary) outcome.BMJ global health · 2022Review
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
14 authors at 7 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Water, sanitation, and hygiene (WASH) interventions have been proposed as an important complement to deworming programs for sustainable control of soil-transmitted helminth (STH) infections. We aimed to determine whether a community-based WASH program had additional benefits in reducing STH infections compared with community deworming alone. We conducted the WASH for WORMS cluster-randomized controlled trial in 18 rural communities in Timor-Leste. Intervention communities received a WASH intervention that provided access to an improved water source, promoted improved household sanitation, and encouraged handwashing with soap. All eligible community members in intervention and control arms received albendazole every 6 months for 2 years. The primary outcomes were infection with each STH, measured using multiplex real-time quantitative polymerase chain reaction. We compared outcomes between study arms using generalized linear mixed models, accounting for clustering at community, household, and individual levels. At study completion, the integrated WASH and deworming intervention did not have an effect on infection with
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.