Fig. 6From: Comparative efficacy evaluation of inverted internal limiting membrane flap technique and internal limiting membrane peeling in large macular holes: a systematic review and meta-analysisForest plots of postoperative VA based on follow-up duration in the subgroup analysis. The subgroup analysis based on follow-up duration that divided the included studies into follow-up duration at 3 months and follow-up duration ≥ 6 months. Michalewska’s study was not includedBack to article page