Table 2.
Parameter | Preoperative | Postoperative | P | |
---|---|---|---|---|
IOP (mmHg) | Mean±SD | 31.8±6.6 | 15.6±3.7 | <0.001† |
Median (range) | 30.0 (22.0-42.0) | 16.0 (9.0-23.0) | <0.001‡ | |
C/D ratio | Mean±SD | 0.6±0.2 | 0.6±0.2 | 0.285† |
Median (range) | 0.6 (0.3-0.9) | 0.6 (0.3-0.9) | ||
Medications | Mean±SD | 3.9±0.5 | 1.1±1.6 | 0.001† |
Median (range) | 4.0 (2.0-4.0) | 0 (0-4.0) |
†Wilcoxon signed-rank test; ‡Paired t-test. IOP: Intraocular pressure, C/D: Cup-to-disc ratio, SD: Standard deviation