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Demographics of CAD group and control group.
| Variable | CAD patients (n = 95,421) | Control group (n = 95,419) | p value | ||
|---|---|---|---|---|---|
| n | % | n | % | ||
| Age, median (IQRa) | 57.4 (10) | 56.9 (10) | 0.99 | ||
| Gender | 0.99 | ||||
| Male | 46,879 | 49.2 | 46,879 | 49.1 | |
| Female | 48,542 | 50.8 | 48,540 | 50.9 | |
| RAO | 79 | 0.08 | 12 | 0.02 | <0.0001∗∗∗ |
| Observation time without developing RAO (days, median, IQRa) | 1819 | (1009–1882) | 1854 | (1016–1889) | <0.001∗∗∗ |
aIQR: interquartile range and ∗∗∗ indicated p < 0.001.
