Visual acuity status of the 2872* eyes of 1452 trichiasis surgery patients by severity of trichiasis and corneal opacity
| Characteristic | No | Visual acuity | |||
|---|---|---|---|---|---|
| >6/18 or better | 6/18–>6/60 | 6/60–3/60 | <3/60 | ||
| *32 eyes missing visual acuity testing. | |||||
| †6 eyes missing corneal opacity grade. | |||||
| ‡269 eyes trichiasis absent, severity not graded. | |||||
| Corneal opacity† | |||||
| None | 2320 | 1308 (56%) | 771 (33%) | 79 (3%) | 162 (7%) |
| Obscures pupillary margin | 242 | 41 (17%) | 74 (31%) | 36 (15%) | 91 (38%) |
| Covers cornea | 304 | 16 (5%) | 48 (16%) | 21 (7%) | 219 (72%) |
| Trichiasis severity‡ | |||||
| Lashes touching globe/not cornea | 170 | 84 (49%) | 61 (36%) | 2 (1%) | 23 (14%) |
| 1–4 lashes touching cornea | 1029 | 533 (52%) | 341 (33%) | 44 (4%) | 111 (11%) |
| 5+ lashes touching cornea | 794 | 316 (40%) | 228 (29%) | 53 (7%) | 197 (25%) |
| Epilating no lashes touching | 610 | 279 (46%) | 196 (32%) | 31 (5%) | 104 (17%) |