210mEq/day (via NaCl tablets) Key features for bias assessment of randomised trials Citation Method of Allocation Blinding Loss to Use of Ceasing study Reporting all Funding source randomisation concealment early for outcome where benefit results required Maxwell et Unclear risk Unclear risk Participants: 0% loss to Not required No (low risk) Unclear risk University al. (1984) (method of (method of unclear risk follow-up (low (low risk) (Urinary Medical randomisation not randomisation not risk) sodium data Research Providers: stated) stated) only reported Foundation (low unclear risk for week 8 in risk) paper) Outcome assessors: unclear risk Summary table Citation Study Population Intervention Outcomes Intervention Compliance to Results & design level measured size duration sodium target location of relevant to (urinary data) research question
210mEq/day (via NaCl tablets) Key features for bias assessment of randomised trials Citation Method of randomisation Allocation concealment Blinding Loss to Use of where required Ceasing study early for benefit Reporting all outcome results Funding source Maxwell et al. (1984) Unclear risk (method of randomisation not stated) Unclear risk (method of randomisation not stated) Participants: unclear risk Providers: unclear risk Outcome assessors: unclear risk 0% loss to follow-up (low risk) Not required (low risk) No (low risk) Unclear risk (Urinary sodium data only reported for week 8 in paper) University Medical Research Foundation (low risk) Summary table Citation & location Study design level of Population Intervention Outcomes measured relevant to research question size Intervention duration Compliance to sodium target (urinary data) Results
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