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Table 2 Comparison of percentage IOP reduction from baseline between trabeculectomies without releasable suture and trabeculectomies with releasable suture

From: Trabeculectomy with versus without releasable sutures for glaucoma: a meta-analysis of randomized controlled trials

Trial

Without releasable suture

Releasable suture

WMD(random)(95% CI)

No. eyes

IOPR (%) [Mean(SD)]

No. Eyes

IOPR (%) [Mean(SD)]

Caporossi (2009)

33

30.74 (18.88)

33

36.59 (20.89)

-5.85 (-15.46, 3.76)

Kobayashi (2011)

25

49.08 (11.43)

25

53.96 (11.29)

-4.88 (-11.18, 1.42)

Unlu (2000)

20

58.20 (23.00)

18

57.98 (29.71)

0.22 (-16.81, 17.25)

Raina (1998)

15

36.90 (23.25)

15

47.35 (30.96)

-10.45 (-30.04, 9.14)

Aykan (2007)

27

57.69 (33.01)

21

56.47 (25.87)

1.22 (-15.44, 17.88)

Total

120

 

112

 

-4.56 (-9.24, 0.12)

  1. Test for heterogeneity χ 2 = 1.19, df = 4, P = 0.879.
  2. Test for overall effect z = 1.91, P = 0.056.
  3. Abbreviations: IOP intraocular pressure, CI confidence interval, IOPR% percentage intraocular pressure reduction, WMD weighted mean difference.