Dichi 2011.

Study characteristics
Methods	RCT (Parallel group design) involving provision of fruit and vegetables to increase consumption.
Participants	Sixty women with metabolic syndrome who were 47.9 (SD = 9.98) years old were recruited and randomised in to four arms ‐ control group who maintained their usual diet; 25 g/d of soy; 3 g/d of fish oil n‐3 fatty acids; or 3 g/d of fish oil n‐3 fatty acids plus 25 g/d soy. Fifteen participants were randomised to receive 25 g/d of soy and 15 participants were randomised to the control group. Country of publication was Brazil.
Interventions	Soy group: received 25 g of soy a day. Control group: followed their usual diet. The follow‐up period was at the end of the intervention period of 90 days.
Outcomes	Blood pressure and lipid levels
Notes	Authors contacted for extra information on the diets used in the study and also for data on lipid levels and blood pressure for each point at which these were measured. Authors responded with all data requested.
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Not stated
Allocation concealment (selection bias)	Unclear risk	Not stated
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	Unclear risk	Insufficient information to judge
Selective reporting (reporting bias)	Unclear risk	Insufficient information to judge
Other bias	Unclear risk	Insufficient information to judge