Table 1. Basic characteristics of study subjects.
Features | Cases (n = 302) | Controls (n = 377) | P-value |
---|---|---|---|
N (%) | N (%) | ||
sex | |||
Male | 186 (61.6) | 230 (61.0) | 0.877 |
Female | 116 (38.4) | 147 (39.0) | |
Age (years) | 58.0 ± 12.8 | 56.8 ± 12.5 | 0.209 |
≤50, N (%) | 42.6 ± 6.1, 94 (31.1%) | 42.4 ± 6.0, 132 (35.0%) | 0.809 |
>50, N (%) | 65.0 ± 8.1, 208 (68.9%) | 64.6 ± 6.9, 245 (65.0%) | 0.532 |