Table 2.
Risk factor | Heterogeneity (%) | Risk factor present | Risk factor absent | Odds ratio | ||
---|---|---|---|---|---|---|
CIN | No. of patients | CIN | No. of patients | |||
Gender (male) (n = 10) | I 2 = 55 | 459 | 3835 | 178 | 1336 | 0.87 [0.63, 1.19] test for the overall effect: Z = 0.90 (p=0.37) |
Smoking (n = 8) | I 2 = 90 | 233 | 2036 | 346 | 2464 | 0.66 [0.36, 1.22] test for the overall effect: Z = 1.32 (p=0.19) |
Family history (n = 4) | I 2 = 0 | 66 | 617 | 229 | 2151 | 1.01 [0.73, 1.40] test for the overall effect: Z = 0.08 (p=0.94) |
Damaged right coronary artery (RCA) (n = 5) | I 2 = 0 | 46 | 565 | 257 | 1508 | 0.49 [0.34, 0.69] test for the overall effect: Z = 4.07 (p < 0.0001) |
Damaged left circumflex artery (LCA) (n = 5) | I 2 = 15 | 73 | 623 | 230 | 1450 | 0.70 [0.52, 0.93] test for the overall effect: Z = 2.44 (p=0.01) |