Table 1.
Baseline characteristics of participants
| All | First line | Second line | P value | |
| Eyes (n) | 99 | 74 | 25 | |
| Age (mean±SD) (years) | 60.8±12.7 | 58.6±11.5 | 67.4±14.0 | 0.002* |
| Eye laterality, (right/left) | 43/56 | 30/44 | 13/12 | 0.318† |
| Sex (F/M) | 59/40 | 45/29 | 14/11 | 0.672† |
| Pretreatment IOP (mean±SD) (mm Hg) | 16.1±2.0 | 16.3±2.1 | 15.4±1.5 | 0.015* |
| Visual field, mean deviation (mean±SD) (dB) | −4.1±3.9 | −3.4±3.6 | −6.1±3.9 | 0.01‡ |
| Refractive error (spherical D) | −3.66±3.76 | −3.79±3.94 | −3.25±3.13 | 0.538‡ |
| Decimal visual acuity | 1.20±0.30 | 1.22±0.31 | 1.15±0.26 | 0.334‡ |
| CCT (mean±SD) (mm) | 532.9±29.9 | 533.6±31.5 | 530.7±25.0 | 0.720‡ |
| ECD (mean±SD) (/mm2) | 2668.4±304.2 | 2703.4±282.1 | 2564.8±347.8 | 0.048‡ |
*Student’s t-test.
†Pearson’s χ2 test.
‡Mann-Whitney U test.
CCT, central corneal thickness; ECD, endothelial cell density; F, female; IOP, intraocular pressure; M, male.