Fig. 2From: Intraoperative and postoperative feasibility and safety of total tubeless, tubeless, small-bore tube, and standard percutaneous nephrolithotomy: a systematic review and network meta-analysis of 16 randomized controlled trialsComparison network of included randomized controlled trials. Five studies included comparisons between standard and total tubeless PCNLs, and five RCTs also compared standard and tubeless PCNLs. Four trials reported on various factors in small-bore and tubeless PCNLs. In two studies, the results of three arms—standard, small-bore, and tubeless PCNLs—were publishedBack to article page