Table 1.
Comparison of demographic, operative and postoperative characteristics between study subgroups
| Characteristics | ECCE group | PE group |
|---|---|---|
| (n=46) | (n=30) | |
| Age (years) | 65.1±12.7 | 54.6±14.3 |
| Follow-up (months) | 66.4±39.4 | 51.3±30.4 |
| Preoperative BSCVA (LogMAR) | 1.70±0.64 | 1.0±0.49 |
| Postoperative BSCVA (LogMAR) | 0.79±0.62 | 0.35±0.32 |
| Preoperative diagnosis (n; %) | ||
| Fuchs’ endothelial dystrophy | 19 (41.3) | 5 (16.7) |
| Keratoconus | 3 (6.5) | 13 (40.0) |
| Regraft | 4 (8.7) | 8 (26.7) |
| Trachoma | 8 (17.4) | 1 (3.3) |
| Scar | 6 (13.0) | 2 (6.7) |
| Recipient trephine size (mm) | 7.58±0.23 | 7.82±0.23 |
| Donor trephine size (mm) | 8.06±0.22 | 8.15±0.18 |
| Axial length (mm) | 23.58±2.15 | 24.59±2.04 |
| Intraocular lens power (D) | 19.94±5.79 | 17.80±5.46 |
| Target refraction (D) | -0.66±0.27 | -0.80±0.31 |
| Postoperative spherical equivalent(D) | -2.84±3.20 | -1.17±2.54 |
| Absolute difference between targetand spherical equivalent refraction (D) | 2.81±1.98 | 2.01±1.52 |
| Postoperative mean keratometry (D) | 45.70±2.27 | 45.10±2.23 |
| Keratometric astigmatism (D) | 5.52±3.60 | 4.38±3.85 |
| Postoperative refractive astigmatism(D) | 4.23±1.99 | 3.37±2.0 |
ECCE, extracapsular cataract extraction; PE, phacoemulsification; BSCVA, best spectacle corrected visual acuity
LogMAR, logarithm of the minimum angle of resolution; D, diopter