| Intraocular pressure Mean (95% CI) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Time | GATT | KDB | P for between-group comparison | ||||||||
n | Preoperative | Postoperative | Reduction (%) | P for baseline comparison | n | Preoperative | Postoperative | Reduction (%) | P for baseline comparison | ||
1d | 35 | 30.1 (25.9–34.3) | 14.8 (12.4–17.2) | 15.3 (10.1–20.6) (39) | < 0.001a | 12 | 24.8 (16.7–33.0) | 10.9 (8.76–13.1) | 13.9 (7.36–20.5) (51) | < 0.001 a | 0.018c |
1w | 35 | 30.3 (26.0–34.5) | 20.2 (16.0–24.3) | 10.1 (4.87–15.3) (25) | < 0.001 a | 11 | 26.6 (17.0–36.2) | 23.2 (11.2–35.2) | 3.42 (−9.64–16.5) (0) | 0.573 a | 0.877c |
1 m | 34 | 31.5 (27.4–35.7) | 16.5 (13.3–19.8) | 15.0 (9.70–20.3) (39) | < 0.001 a | 13 | 26.1 (18.2–34.0) | 20.7 (11.5–29.9) | 5.39 (−7.23–18.0) (4) | 0.371 a | 0.641c |
3 m | 31 | 32.0 (27.5–36.5) | 15.4 (13.4–17.6) | 16.5 (11.8–21.2) (44) | < 0.001 b | 13 | 26.1 (18.2–34.0) | 20 (13.2–26.8) | 6.08 (−1.4–13.5) (14) | 0.100 a | 0.072c |
6 m | 21 | 31.5 (25.3–37.7) | 15.9 (13.8–17.9) | 15.6 (9.04–22.2) (37) | < 0.001 a | 6 | 18.1 (13.7–22.5) | 15.2 (8.13–22.2) | 2.92 (−3.3–9.15) (16) | 0.293 a | 0.499c |
9 m | 12 | 32.2 (24.6–39.8) | 15.5 (13.1–17.9) | 16.7 (10.0–23.4) (44) | < 0.001 a |  |  |  |  |  |  |
12 m | 7 | 44.2 (37.5–50.9) | 16.1 (13.1–19.1) | 28.0 (21.2–34.9) (62) | < 0.001 a |  |  |  |  |  |  |
Medications Mean (SD) | |||||||||||
 1w | 34 | 3.7 (0.5) | 0.9 (1.4) | 2.8 (1.5) | < 0.001 b | 13 | 3.1 (0.9) | 1.5 (1.8) | 1.6 (1.6) | 0.004 a | 0.259c |
 1 m | 35 | 3.7 (0.5) | 1.2 (1.5) | 2.5 (1.6) | < 0.001 a | 13 | 3.1 (0.9) | 1.7 (1.5) | 1.4 (1.4) | 0.004 a | 0.364c |
 3 m | 32 | 3.7 (0.4) | 1.1 (1.5) | 2.6 (1.7) | < 0.001 b | 13 | 3.1 (0.9) | 2.3 (1.3) | 0.8 (1.2) | 0.035 a | 0.022c |
 6 m | 20 | 3.7 (0.5) | 1.1 (1.4) | 2.7 (1.5) | < 0.001 b | 6 | 3.0 (0.9) | 2.3 (1.9) | 0.7 (1.2) | 0.235 a | 0.112c |
 9 m | 12 | 3.7 (0.5) | 1.1 (1.3) | 2.6 (1.6) | < 0.001 a |  |  |  |  |  |  |
 12 m | 7 | 3.4 (0.5) | 0.9 (1.1) | 2.6 (1.5) | 0.006 a |  |  |  |  |  |  |