Comparison 3. Subgroup analysis: Clinical outcomes by diabetes.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Cardiovascular disease by diabetes	4	1550	Risk Ratio (M‐H, Random, 95% CI)	0.78 [0.52, 1.18]
1.1 ≤ 35% diabetes	2	1127	Risk Ratio (M‐H, Random, 95% CI)	0.82 [0.48, 1.41]
1.2 > 35% diabetes	2	423	Risk Ratio (M‐H, Random, 95% CI)	0.75 [0.32, 1.79]
2 Cardiovascular death by diabetes	3	1323	Risk Ratio (M‐H, Random, 95% CI)	0.95 [0.70, 1.27]
2.1 ≤ 30% diabetes	1	134	Risk Ratio (M‐H, Random, 95% CI)	1.23 [0.51, 3.00]
2.2 > 30% diabetes	2	1189	Risk Ratio (M‐H, Random, 95% CI)	0.89 [0.60, 1.32]