Table 1.
Demographic characteristics of case and control groups by gender and age clusters (n = 108)
| Characteristics | Age (year) | Cases (72) | Controls (36) | Total (108) |
|---|---|---|---|---|
| Numbers (%) | 30 < | 13 (18.06) | 4 (11.11) | 17 (15.74) |
| 30–45 | 31 (43.06) | 24 (66.67) | 55 (50.93) | |
| 45 < | 28 (38.89) | 8 (22.22) | 36 (33.33) | |
| Total | 72 (67) | 36 (33) | 108 (100) | |
| Women:men (ratio) | 30 < | 8:5 (1.6) | 2:2 (1) | 10.:7 (1.43) |
| 30–45 | 20:11 (1.82) | 14:10 (1.4) | 34:21 (1.62) | |
| 45 < | 12:16 (0.75) | 4:4 (1) | 16:20 (0.8) | |
| Total | 40:32 (1.25) | 20:16 (1.25) | 60:48 (1.25) | |
| Mean ± SD of age (years) | 30 < | 25.54 ± 2.47 | 24.25 ± 1.71 | 25.24 ± 2.33 |
| 30–45 | 36.45 ± 4.41 | 38.21 ± 4.10 | 37.22 ± 4.33 | |
| 45 < | 50.36 ± 4.92 | 51.87 ± 4.85 | 50.69 ± 4.87 | |
| Total | 39.82 ± 9.82 | 39.69 ± 8.67 | 39.82 ± 9.75 |