Estimation of Physiologic Ability and Surgical Stress scoring system for predicting complications following abdominal surgery: A meta-analysis spanning 2004 to 2022

Figure 1 Flow chart of literature retrieval.

Figure 2 Assessment of risk bias in meta-analyses.

Figure 3 Forest plot of the Estimation of Physiologic Ability and Surgical Stress scoring system compared with postoperative complications. A: Preoperative risk score; B: Surgical stress score; C: Comprehensive risk score. CI: Confidence interval.

Figure 4 Funnel plot of random effects model analysis in the Estimation of Physiologic Ability and Surgical Stress scoring system compared with postoperative complications of abdominal surgery. A: Preoperative risk score; B: Surgical stress score; C: Comprehensive risk score.

Figure 5 Funnel plot of fixed effects model analysis in the Estimation of Physiologic Ability and Surgical Stress scoring system compared with postoperative complications of abdominal surgery. A: Preoperative risk score; B: Surgical stress score; C: Comprehensive risk score.

Figure 6 Forest plot of postoperative complications and mortality in the high comprehensive risk score group and the low comprehensive risk score group. A: Postoperative complication rate; B: Postoperative mortality. CI: Confidence interval; CRS: Comprehensive risk score.

Figure 7 Funnel plot analysis of postoperative complication rate and mortality in the high comprehensive risk score group and the low comprehensive risk score group. A: Postoperative complication rate; B: Postoperative mortality.