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Retrospective Study
Copyright ©The Author(s) 2026.
World J Gastrointest Surg. Jan 27, 2026; 18(1): 112103
Published online Jan 27, 2026. doi: 10.4240/wjgs.v18.i1.112103
Figure 1
Figure 1 Nomogram model for predicting postoperative acute respiratory distress syndrome risk. FEV1%: Preoperative percentage of forced expiratory volume in 1 second; FVC%: Preoperative percentage of forced vital capacity.
Figure 2
Figure 2 Evaluation of the nomogram prediction model. A: Receiver operating characteristic curve analysis; B: Calibration curve analysis; C: Clinical decision curve. AUC: Area under curve; CI: Confidence interval.
Figure 3
Figure 3 Bootstrap validation of the nomogram prediction model. A: Receiver operating characteristic curve analysis; B: Calibration curve analysis; C: Clinical decision curve. AUC: Area under curve; CI: Confidence interval.
Figure 4
Figure 4 External clinical validation of the nomogram prediction model. A: Receiver operating characteristic curve analysis; B: Calibration curve analysis; C: Clinical decision curve. AUC: Area under curve; CI: Confidence interval.