Table 1.
Sociodemographic characteristics in different study groups (N=710).
| Parameter | Cataract group (N=325) | Control group (N=385) | P value |
|---|---|---|---|
| Age (years) | |||
| Mean ± SD | 63.1 ± 6.3 | 62.9 ± 6.7 | 0.93∗ |
| Median (range) | 63 (50–80) | 63 (51–81) | |
|
| |||
| Age group (years) | |||
| 50–60 | 105 (32.3%) | 135 (35.1%) | 0.618∗∗ |
| 61–70 | 185 (56.9%) | 205 (53.2%) | |
| > 71 | 35 (10.8%) | 45 (11.7%) | |
|
| |||
| Sex | |||
| Male (%) | 155 (47.7%) | 180 (46.8%) | 0.821∗∗ |
| Female (%) | 170 (52.3%) | 205 (53.2%) | |
∗ P value was calculated by using the Mann–Whitney test; ∗∗P value was calculated using the chi-squared test.