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Table 4 Postoperative ocular characteristics and outcomes at last follow up

From: Endoscopy-assisted vitrectomy vs. vitrectomy alone: comparative study in complex retinal detachment with proliferative vitreoretinopathy

 

Unadjusted analysis

Time-adjusted analysisa

PPV-only

E-PPV

p value

PPV-only

E-PPV

p value

BCVA (logMAR)

 Mean (95% CI)

1.42 (1.17–1.68)

1.34 (1.09–1.60)

0.201

1.44 (1.21–1.68)

1.32 (1.02–1.61)

0.518

IOP (mmHg)

 Mean (95% CI)

14.5 (12.6–16.5)

13.6 (11.2–16.1)

0.543

14.5 (12.5–16.5)

13.7 (11.3–16.1)

0.613

Phthisis

 n (%)

4 (7)

1 (2.7)

 

N/A

N/A

 

 OR (95% CI)

2.7 (0.3–25.3)

Ref.

0.362

3.0 (0.3–28.4)

Ref.

0.342

Follow-up (months)

 Mean (95% CI)

31.9 (25.2–38.6)

21.1 (16.4–25.8)

0.021

N/A

N/A

N/A

Number of surgeries

 Mean (95% CI)

2.7 (2.4–3.1)

4.1 (3.5–4.8)

< 0.001

2.6 (2.2–3.1)

4.3 (3.6–5.0)

< 0.001

Silicone oil removed

 n (%)b

18 (42.9)

18 (54.4)

0.315

N/A

N/A

0.099

 OR (95% CI)

0.6 (0.2–1.6)

Ref.

 

0.4 (0.2–1.2)

Ref.

 
  1. PPV pars plana vitrectomy, BCVA best corrected visual acuity, E-PPV endoscopy-assisted PPV, IOP intraocular pressure, IOL intraocular lens, N/A not applicable, Ref reference category
  2. aAdjusted for duration of follow-up
  3. bProportions based on eyes with silicon oil as tamponade (nPPV-only = 42; nE-PPV = 33)