Mustafa 1995.

Methods	RCT Generation of allocation sequence: randomly assigned Allocation concealment: not reported Blinding: unclear Inclusion of participants in analysis: > 90% Duration: 9 months, from April to December 1990
Participants	Number of participants: 96 enrolled Inclusion criteria: males aged < 5 years; acute watery diarrhoea; presence of moderate and severe dehydration Exclusion criteria: presence of bloody diarrhoea; no systemic illness
Interventions	Glucose ORS: 30 participants. Rice ORS: 32 participants. Sorghum ORS: 34 participants.
Outcomes	Duration of diarrhoea. Number of episodes of vomiting. Number of participants with vomiting.
Glucose‐based ORS osmolarity	≥ 310 mOsm/L
Setting	Hospital‐based trial Location: Khartoum, Sudan
Notes	Study with 3 treatment arms: 2 polymer‐based ORS versus 1 control group. Data on duration of diarrhoea are skewed
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	RCT: randomly assigned
Allocation concealment (selection bias)	Unclear risk	Not reported
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	Not stated
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Not stated
Incomplete outcome data (attrition bias) All outcomes	Low risk	The trial included all randomized participants in the analysis
Selective reporting (reporting bias)	Low risk	The trial reported over 90% of the included participants in the final analysis
Other bias	Unclear risk	We did not detect any other sources of bias