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Table 1 Angle-to-angle diameter (AAD), anterior chamber angle (ACA) and central anterior chamber depth (ACD) pre and postoperatively at all visit

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

  1. ^Paired t test, * Statistically significant, $ANOVA test, SD = standard deviation