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Table 3 Mean IOP of the study eyes according to PPV indication, presented as mean ± s.d. unless stated otherwise

From: The effect of multiple vitrectomies and its indications on intraocular pressure

PPV indication

 

Retinal detachment (N = 139)

Epiretinal membrane (N = 124)

Macular hole (N = 72)

Vitreous hemorrhage (N = 112)

Operated eyes

Preoperative

Baseline IOP (mmHg)

14.2 ± 4.9

14.5 ± 3.6

15.2 ± 4.7

14.9 ± 6.5

Postoperative

Final IOP (mmHg)

17.2 ± 9.4

14.7 ± 4.3

15.5 ± 4.9

15.0 ± 7.0

p-value

< 0.001

0.555

0.695

0.787

Non-operated fellow eyesa

 

(N = 96)

(N = 94)

(N = 52)

(N = 69)

Preoperative

Baseline IOP (mmHg)

15.5 ± 5.9

15.6 ± 3.1

15.2 ± 3.1

15.7 ± 4.9

Postoperative

Final IOP (mmHg)

16.1 ± 5.0

15.2 ± 3.7

15.9 ± 5.2

14.5 ± 4.1

 

p-value

0.092

0.272

0.300

0.023

  1. a patients who underwent PPV on both eyes were excluded, PPV pars plana vitrectomy, s.d. standard deviation; IOP intraocular pressure