Table 1. Patient demographics and risk factors in RCT.
| Characteristics | Case (n=150) | Control (n=150) | P |
|---|---|---|---|
| Age | 52.25 ± 10.67 | 54.17 ± 11.10 | 0.128 |
| Sex | 0.166 | ||
| Male | 82 (54.7%) | 70 (46.7%) | |
| Female | 68 (45.3%) | 80 (53.3%) | |
| Smoking | 0.005 | ||
| Yes | 71 (47.3%) | 47 (31.3%) | |
| No | 79 (52.7%) | 103 (68.7%) | |
| Alcohol | 0.001 | ||
| Yes | 83 (55.3%) | 53 (35.3%) | |
| No | 67 (44.7%) | 97 (64.7%) | |
| Hypertension | 0.699 | ||
| Yes | 43 (28.7%) | 40 (26.7%) | |
| No | 107 (71.3%) | 110 (73.3%) | |
| Diabetes | 0.023 | ||
| Yes | 39 (26.0%) | 23 (15.3%) | |
| No | 111 (74.0%) | 127 (84.7%) | |
| Thyroid disease | 0.828 | ||
| Yes | 11 (7.3%) | 12 (8.0%) | |
| No | 139 (92.7%) | 138 (92.0%) | |
| Family history | |||
| Yes | 12 (8.0%) | ||
| No | 138 (92.0%) | ||
| Tear size | |||
| Small | 78 (52.0%) | ||
| Medium | 44 (29.3%) | ||
| Large | 28 (18.7%) | ||
| Pre-operative stiffness | |||
| Yes | 73 (48.7%) | ||
| No | 77 (51.3%) |