Comparison of patients' demographic data among amniotic membrane graft group, conjunctival autograft group, and topical mitomycin C group
| Amniotic membrane graft | Conjunctival autograft | Topical mitomycin C | p Value | |
| No (eye) of patients | 71 (80) | 50 (56) | 46 (54) | — |
| Sex (M:F) | 35:36 | 19:31 | 21:25 | 0.466 |
| Mean age (years) (SD) | 56.7 (11.3) | 56.4 (11.9) | 57.8 (12.2) | 0.836 |
| (range) | (31–83) | (33–76) | (39–91) | |
| Laterality (R:L) | 39:41 | 19:37 | 23:31 | 0.350 |
| Mean follow up (months) (SD) | 13.8 (10.4) | 22.8 (18.2) | 18.4 (18.3) | 0.004 |
| (range) | (6–43) | (6–50) | (6–76) |