Evidence map›Paper›PMID 26899531›Full record

Trial reportEpidemiology and infection2016

The challenge of improving boiling: lessons learned from a randomized controlled trial of water pasteurization and safe storage in Peru.

K Heitzinger, C A Rocha, R E Quick, S M Montano, D H Tilley, C N Mock, A J Carrasco, R M Cabrera, S E Hawes

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Epidemiology and infection, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from 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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Relationship of sanitation, water boiling, and mosquito nets to health biomarkers in a rural subsistence population.American journal of human biology : the official journal of the Human Biology Council · 2020
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

K HeitzingerDepartment of Epidemiology,University of Washington,Seattle,WA,USA.
C A RochaBacteriology Department,U.S. Naval Medical Research Unit No. 6,Callao,Peru.
R E QuickDepartment of Epidemiology,University of Washington,Seattle,WA,USA.
S M MontanoBacteriology Department,U.S. Naval Medical Research Unit No. 6,Callao,Peru.
D H TilleyBacteriology Department,U.S. Naval Medical Research Unit No. 6,Callao,Peru.
C N MockDepartment of Epidemiology,University of Washington,Seattle,WA,USA.
A J CarrascoDepartment of Environmental Health,Hospital San Juan de Dios,Ica Regional Ministry of Health,Pisco,Peru.
R M CabreraDepartment of Environmental Health,Hospital San Juan de Dios,Ica Regional Ministry of Health,Pisco,Peru.
S E HawesDepartment of Epidemiology,University of Washington,Seattle,WA,USA.

Funding

Northern/Pacific Universities Global Health Research Training ConsortiumR25TW009345 · FIC · UNIVERSITY OF WASHINGTON · PI KOLARS, JOSEPH C., NERURKAR, VIVEK RAMCHANDRA · 2012 to 2016
$5.9M
FIC NIH HHS R25 TW009345
6 · The paper itself

Abstract

Boiling is the most common method of household water treatment in developing countries; however, it is not always effectively practised. We conducted a randomized controlled trial among 210 households to assess the effectiveness of water pasteurization and safe-storage interventions in reducing Escherichia coli contamination of household drinking water in a water-boiling population in rural Peru. Households were randomized to receive either a safe-storage container or a safe-storage container plus water pasteurization indicator or to a control group. During a 13-week follow-up period, households that received a safe-storage container and water pasteurization indicator did not have a significantly different prevalence of stored drinking-water contamination relative to the control group [prevalence ratio (PR) 1·18, 95% confidence interval (CI) 0·92-1·52]. Similarly, receipt of a safe-storage container alone had no effect on prevalence of contamination (PR 1·02, 95% CI 0·79-1·31). Although use of water pasteurization indicators and locally available storage containers did not increase the safety of household drinking water in this study, future research could illuminate factors that facilitate the effective use of these interventions to improve water quality and reduce the risk of waterborne disease in populations that boil drinking water.

Indexed as

Water QualityDrinking WaterEscherichia coliEscherichia coli InfectionsFamily CharacteristicsHumansPasteurizationPeruRural PopulationWater PurificationDrinking WaterEpidemiologyEscherichia coli (E. coli)Water (quality)Water (safe)

Identifiers

PMID26899531
PMCPMC9150588

What OpenQuestion holds

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Registered trials

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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.