Table 1. .
Characteristics |
TwinsUK |
Australian Twins |
WTCCC2/BMES |
Number of participants | 1047 | 561 | 1660 |
Number of participants after QC | 992 | 467 | 1620 |
Age, y, mean ± SD (range) | 56.19 ± 12.21 (16–82) | 24.83 ± 15.95 (5–79) | 64.27 ± 8.36 (49–91) |
Male sex, % | 2.5 | 42.2 | 43 |
IOP, mm Hg, mean ± SD (range) | 15.63 ± 3.06 (7–27) | 15.90 ± 2.96 (9–26) | 16.05 ± 2.65 (8–35) |