Table 3.
Study name |
Study country |
Variants (n) |
Control n (%) |
Case n (%) |
OR (95% CI) | p value for OR heterogeneity |
---|---|---|---|---|---|---|
0 | 242 (91.7) | 208 (95.9) | 0.47(0.22–1.00) | |||
GHS | Italy | 1 | 20 (7.6) | 9 (4.1) | ||
2 | 2 (0.7) | 0 | p=0.05 | NE | ||
0 | 135 (97.8) | 81 (100) | ||||
CS | Italy | 1 | 3 (2.2) | 0 | NE | |
2 | 0 | 0 | p=0.30* | |||
0 | 377 (93.8) | 289 (97.0) | 0.43 (0.20–0.91) | |||
GHS+CS | Italy | 1 | 23 (5.7) | 9 (3.0) | p=0.03 | |
2 | 2 (0.5) | 0 | 0.03 | |||
0 | 426 (95.1) | 393 (94.2) | 1.22 (0.69–2.18) | |||
JHS | U.S. | 1 | 22 (4.9) | 23 (5.6) | p=0.49 | |
2 | 0 | 1 (0.2) |
GHS: Gargano Heart Study; CS: Catanzaro Study; JHS: Joslin Heart Study.
NE: not estimable, due to the lack of variants among cases.
as estimated by Fisher exact test