Preoperative and intraoperative characteristics in operated eyes (n=176)
| Bilateral (n=69), n (%) | Unilateral non-traumatic (n=18), n (%) | Unilateral traumatic (n=89), n (%) | |
| Delay to surgery (months)* | |||
| Median (minimum, maximum) | 25 (<1–156) | 18 (<1–91) | 3 weeks (<1–91) |
| ≤6 | 9 (13.0) | 5 (27.8) | 72 (80.9) |
| >6–12 | 7 (10.1) | 1 (5.6) | 2 (2.2) |
| 12–18 | 18 (26.1) | 3 (16.6) | 8 ( 9.0) |
| >18 | 35 (50.7) | 9 (50.0) | 7 (7.9) |
| Preoperative presenting VA | |||
| ≥6/18 or fixes and follows | 18 (26.1) | – | – |
| <6/18-6/60 | 4 (5.8) | 1 ( 5.6) | 1 (1.1) |
| <6/60 or poor fixation pattern† | 47 ( 68.1) | 17 (94.4) | 88 ( 98.9) |
| Associated ocular comorbidity | |||
| Nystagmus | 24 (34.8) | 1 (5.6) | – |
| Strabismus | 13 (18.8) | 7 (38.9) | 2 (2.2) |
| Corneal scar/opacity | – | – | 26 (29.2) |
| Posterior/anterior synechiae | – | – | 14 (15.7) |
| Corneal tear | – | – | 14 (15.7) |
| Iris sphincter tear | – | – | 3 (3.4) |
| Traumatic mydriasis | – | – | 3 (3.4) |
| Iridodialysis | – | – | 3 (3.4) |
| Dislocated/subluxated lens | – | 1 (5.6) | 2 (2.2) |
| Corneal foreign body | – | – | 1 (1.1) |
| Retinal detachment | – | – | 1 (1.1) |
| Surgical procedure | |||
| LA+PPC+AV+PC IOL | 38 (55.1) | 9 (50.0) | 28 (31.5) |
| LA+PC IOL | 27 (39.1) | 7 (38.9) | 51 (57.3) |
| LA+PPC+PC IOL | 2 (2.9) | – | 1 (1.1) |
| Lensectomy with no IOL | 2 (2.9) | 2 (11.1) | 2 (2.2) |
| LA with no IOL | – | – | 6 (6.7) |
| LA+AC IOL | – | – | 1 (1.1) |
| Type of anterior capsulotomy | |||
| Vitrectorhexis | 51 (73.9) | 13 (72.2) | 44 (49.4) |
| V-capsulotomy | 16 (23.2) | 5 (27.8) | 44 (49.4) |
| CCC | 2 (2.9) | – | 1 (1.1) |
| Type of IOL | |||
| Foldable | 42 (60.9) | 9 (50.0) | 35 (39.3) |
| PMMA | 25 (36.2) | 7 (38.9) | 45 (50.6) |
| No IOL | 2 (2.9) | 2 (11.1) | 9 (10.1) |
| Site of IOL implanted | |||
| In the bag | 55 (79.7) | 7 (38.9) | 36 (40.4) |
| Sulcus | 7 (10.1) | 7 (38.9) | 21 (23.6) |
| AC | – | – | 1 (1.1) |
| No IOL | 2 (2.9) | 2 (11.1) | 9 (10.1) |
| Unknown | 5 (7.2) | 2 (11.1) | 22 (24.7) |
*Interval between recognition of cataract in the eye by caregivers and admission to hospital for surgery.
†Four eyes with undetermined vision (two in bilateral, two in unilateral traumatic) were included under VA <6/60 or poor fixation category.
AC IOL, anterior chamber intraocular lens; AV, anterior vitrectomy; CCC, continuous curvilinear capsulorhexis; LA, lens aspiration; PC, posterior capsule; PC IOL, posterior chamber intraocular lens; PMMA, polymethylmethaacrylate; PPC, primary posterior capsulotomy; VA, visual acuity.