Ghosh 1994 IND.

Methods	Case‐control study (nested in a community longitudinal study following up of children aged < 3 years with twice a week active surveillance for diarrhoea)
Participants	Cases: families with a child aged < 3 years with diarrhoea, n = 105 (initially 76 but 29 controls developed diarrhoea and became a case). Controls: families with an age‐matched child aged < 3 years without diarrhoea in neighbourhood, n = 47 (initially 76 but 29 controls developed diarrhoea and became a case).
Interventions	Risk factor of interest: indiscriminate child stool disposal (no definition of indiscriminate).
Outcomes	Diarrhoea (no case definition), data collected twice per week
Notes	Location: rural West Bengal, India Length of recruitment: 12 months Publication status: journal
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	NA
Allocation concealment (selection bias)	Unclear risk	NA
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	NA
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	NA
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	NA
Selective reporting (reporting bias)	Unclear risk	NA
Other bias	Unclear risk	NA
Similarity of baseline outcome measurements	Unclear risk	NA
Similarity of baseline characteristics	Unclear risk	NA
Adequate allocation of intervention concealment during the study	Unclear risk	NA
Adequate protection against contamination	Unclear risk	NA
Confounders adequately adjusted for in analysis/design	Unclear risk	NA
Recruitment bias	Unclear risk	NA
Baseline imbalance	Unclear risk	NA
Loss of clusters	Unclear risk	NA
Incorrect analysis	Unclear risk	NA