Systematic review and meta-analysis on the prophylactic role of non-steroidal anti-inflammatory drugs to prevent post-endoscopic retrograde cholangiopancreatography pancreatitis

Figure 1 PRISMA flow chart.

Figure 2 Forest plot for incidence of post-endoscopic retrograde cholangiopancreatography pancreatitis. A: In non-steroidal anti-inflammatory drugs vs placebo groups; B: In rectal non-steroidal anti-inflammatory drugs vs placebo groups; C: In diclofenac vs placebo groups; D: In indomethacin vs placebo groups; E: In pre-endoscopic retrograde cholangiopancreatography non-steroidal anti-inflammatory drugs vs placebo groups; F: In post-endoscopic retrograde cholangiopancreatography non-steroidal anti-inflammatory drugs vs placebo groups. Odds ratios are shown with 95%CIs.