From: Changes in symmetry of anterior chamber following routine cataract surgery in non-glaucomatous eyes
Pre-operative (mean ± SD) (range) | 1 month (mean ± SD) (range) | Preoperative vs. 1 month (P value)^ | 3 months (mean ± SD) (range) | Preoperative vs. 3 month (P value)^ | 6 months (mean ± SD) (range) | Preoperative vs. 6 month (P value)^ | 12 months (mean ± SD) (range) | Preoperative vs. 12 month (P value)^ | Mean change in AAD at 12 months (mean ± SD) (range) | Preoperative vs. all follow up visits (P value)$ | |
---|---|---|---|---|---|---|---|---|---|---|---|
Angle-to-angle diameter (AAD) (microns) | |||||||||||
0-180o meridian | 11210.47 ± 560.65 (9820–12,380) | 11510.71 ± 606.23 (10315–13,285) | 0.00* | 11577.98 ± 582.19 (10645–13,225) | 0.00* | 11515.95 ± 521.0 (10610–12,940) | 0.00* | 11551.42 ± 494.23 (10570–12,485) | 0.00* | 506.55 ± 468.71 (140–1070) | 0.02* |
45-225o meridian | 11064.28 ± 606.04 (9630–12,520) | 11358.93 ± 582.49 (9580–12,480) | 0.00* | 11430 ± 100.78 (6590–13,640) | 0.00* | 11422.98 ± 489.32 (10570–12,195) | 0.00* | 11466.80 ± 471.01 (10695–12,575) | 0.00* | 402.5 ± 448.28 (360–1325) | 0.04* |
90 – 270o meridian | 10913.21 ± 720.85 (8905–12,410) | 11325.24 ± 632.72 (9770–13,035) | 0.00* | 11443.45 ± 582.99 (10430–13,460) | 0.00* | 11407.14 ± 546.49 (10315–12,340) | 0.00* | 11169.52 ± 1147.51 (6565–12,775) | 0.00* | 256.31 ± 1082.3 (4430–1960) | 0.01* |
135-315o meridian | 11067.26 ± 594.80 (9575–12,240) | 11534.88 ± 641.82 (10275–12,925) | 0.00* | 11526.90 ± 565.59 (10325–12,895) | 0.00* | 11487.02 ± 586.83 (10270–12,845) | 0.00* | 11573.81 ± 586.04 (10290–12,735) | 0.00* | 340.95 ± 314.94 (640–1240) | 0.00* |
Anterior chamber angle (ACA) (degrees) | |||||||||||
0o | 39.41 ± 16.90 (18.1–86.1) | 46.14 ± 6.38 (34.6–60.6) | 0.01* | 46.88 ± 7.02 (30.6–65.2) | 0.00* | 47.40 ± 7.26 (30.9–64.7) | 0.00* | 46.56 ± 7.41 (27.0–62.0) | 0.01* | 7.15 ± 17.11 (− 45.7–25.8) | 0.00* |
45o | 38.72 ± 15.20 (13.1–83.1) | 42.06 ± 10.07 (27.0–77.7) | 0.25 | 41.85 ± 9.30 (27.5–87.5) | 0.29 | 40.30 ± 6.27 (26.1–58.5) | 0.54 | 41.03 ± 5.94 (28.1–57.6) | 0.36 | 2.31 ± 16.08 (− 46.4–27.1) | 0.54 |
90o | 40.02 ± 19.26 (17.3–97.6) | 40.26 ± 12.74 (24.3–89.8) | 0.26 | 39.04 ± 11.19 (25.1–89.9) | 0.18 | 37.32 ± 8.80 (23.7–63.7) | 0.06 | 38.70 ± 8.38 (24.9–65.7) | 0.12 | −5.32 ± 21.27 (− 60.5–21.1) | 0.15 |
135o | 37.78 ± 16.81 (13.2–73.9) | 38.99 ± 6.27 (26.4–49.4) | 0.63 | 40.87 ± 6.95 (26.0–62.0) | 0.26 | 40.01 ± 5.95 (29.5–59.5) | 0.40 | 41.02 ± 6.69 (25.9–58.8) | 0.23 | 3.23 ± 17.12 (− 28.7–28.6) | 0.49 |
180o | 38.76 ± 12.92 (20.0–75.1) | 46.95 ± 6.44 (32.4–60.7) | 0.00* | 46.74 ± 6.74 (32.1–62.7) | 0.00* | 47.63 ± 5.99 (36.7–59.6) | 0.00* | 47.46 ± 6.34 (33.9–62.8) | 0.00* | 8.70 ± 11.56 (− 24.1–27.6) | 0.00* |
225o | 39.53 ± 15.02 (20.3–72.4) | 45.56 ± 6.63 (34.5–63.6) | 0.02* | 46.03 ± 5.55 (33.3–50.3) | 0.01* | 45.71 ± 7.14 (32.6–64.7) | 0.02* | 45.77 ± 7.35 (33.9–75.2) | 0.02* | 6.24 ± 18.51 (− 30.8–48) | 0.00* |
270o | 38.90 ± 18.15 (16.5–102) | 41.37 ± 5.27 (30.5–53.5) | 0.41 | 41.34 ± 5.25 (30.1–51.8) | 0.44 | 40.35 ± 5.30 (29.3–51.5) | 0.64 | 41.71 ± 5.76 (28.5–54.9) | 0.35 | 2.80 ± 19.43 (− 59.1–33.6) | 0.65 |
315o | 38.64 ± 13.58 (17.2 – 92.4) | 45.70 ± 6.94 (31.9 – 68.5) | 0.00* | 45.45 ± 7.45 (29.7 – 70.5) | 0.00* | 45.63 ± 7.35 (27.2 – 64.1) | 0.00* | 46.32 ± 8.55 (27.8 – 73.9) | 0.00* | 7.68 ± 15.01 (− 50.9 – 36.2) | 0.00* |
Anterior chamber depth (ACD) (mm) | |||||||||||
2.57 ± 0.41 (1.92–3.54) | 4.05 ± 0.49 (2.72–5.07) | 0.00 | 4.14 ± 0.45 (3.14–5.51) | 0.00 | 4.01 ± 0.43 (3.06–4.88) | 0.00 | 4.08 ± 0.43 (3.31–5.19) | 0.00 | 1.51 ± 0.48 (0.38–2.89) | 0.00 |