Citation Method of Allocation Blinding Loss to Use of Ceasing study Reporting Funding source randomisation concealment follow-up early for benefit all where outcome required results Grobbee Unclear risk (no Unclear risk (not Participants: low <5% loss to No (unclear risk) No (low risk) Yes (low Netherlands et al. description of described) risk follow-up risk) Heart (1987) method of (low risk) Foundation (low Providers: low sequence risk) risk generation) Outcome assessors: unclear risk Summary table Citation Study Population Intervention Outcomes Sample Compliance to Results & design level measured size duration sodium target location of relevant to (urinary data) research question
Citation Method of randomisation Allocation concealment Blinding Loss to follow-up Use of where required Ceasing study early for benefit Reporting all outcome results Funding source Grobbee et al. (1987) Unclear risk (no description of method of sequence generation) Unclear risk (not described) Participants: low risk Providers: low risk Outcome assessors: unclear risk <5% loss to follow-up (low risk) No (unclear risk) No (low risk) Yes (low risk) Netherlands Heart Foundation (low risk) Summary table Citation & location Study design level of Population Intervention Outcomes measured relevant to research question Sample size duration Compliance to sodium target (urinary data) Results
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