Comparison 3. Mediterranean dietary intervention versus usual care for secondary prevention.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Total mortality	1		Risk Ratio (Random, 95% CI)	0.44 [0.21, 0.92]
2 CVD mortality	1		Risk Ratio (Random, 95% CI)	0.35 [0.15, 0.82]
3 CVD death plus non‐fatal MI	1		Hazard Ratio (Random, 95% CI)	0.28 [0.15, 0.52]
4 Total cholesterol (mmol/L), change from baseline	2	441	Mean Difference (IV, Random, 95% CI)	0.07 [‐0.19, 0.33]
5 LDL cholesterol (mmol/L), change from baseline	2	441	Mean Difference (IV, Random, 95% CI)	0.11 [‐0.09, 0.31]
6 HDL cholesterol (mmol/L), change from baseline	2	441	Mean Difference (IV, Random, 95% CI)	‐0.01 [‐0.08, 0.07]
7 Triglycerides (mmol/L), change from baseline	2	441	Mean Difference (IV, Random, 95% CI)	‐0.14 [‐0.38, 0.10]
8 Systolic blood pressure (mmHg), change from baseline	1	339	Mean Difference (IV, Random, 95% CI)	‐2.0 [‐5.29, 1.29]
9 Diastolic blood pressure (mmHg), change from baseline	1	339	Mean Difference (IV, Random, 95% CI)	‐1.0 [‐4.29, 2.29]