Cochrane · systematic review · CD008214

Anti‐vascular endothelial growth factors in combination with vitrectomy for complications of proliferative diabetic retinopathy

Dervenis, P, Dervenis, N, Smith, JM, et al. · Cochrane Database of Systematic Reviews · 2023 · Cochrane Library

Eyes and Vision2 versionsAMSTAR 2: not assessed
SoF tableOnly the outcomes this review put in its Summary of Findings table are listed (the Cochrane Handbook caps them at about seven per comparison). Its other analyses are not shown here.
Questions
7
current version
GRADE rated
7
No studies
0
Included studies
NR
No studies 0 · 0%Ungraded 0 · 0%Very low 1 · 14.3%Low 2 · 28.6%Moderate 2 · 28.6%High 2 · 28.6%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

Questions and results

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Summary of findings

Population: people with proliferative diabetic retinopathy undergoing vitrectomy
7 questions
OutcomeEffectEvidenceStatus / GRADE
Mean BCVA (logMAR)
no estimate extracted13 studies · 699 participantsLow
Downgraded: inconsistency
Early POVCH Â
RR 0.44 [0.34, 0.58]14 studies · 1038 participantsModerate
Downgraded: risk of bias
Late POVCH Â
RR 0.47 [0.3, 0.74]11 studies · 579 participantsHigh
Revision surgery for POVCH
RR 0.44 [0.15, 1.28]4 studies · 207 participantsModerate
Downgraded: risk of bias, imprecision, inconsistency, publication bias
Revision surgery for recurrent traction and/or RRD
RR 0.5 [0.15, 1.66]4 studies · 145 participantsLow
Downgraded: risk of bias, imprecision, inconsistency, publication bias
Intraoperative retinal breaks
RR 0.37 [0.24, 0.59]12 studies · 915 participantsHigh
Silicone oil use
RR 0.46 [0.27, 0.8]10 studies · 591 participantsVery low
Downgraded: risk of bias, imprecision, inconsistency, publication bias