Fig 1.
Flow diagram of patient selection.
COPD: Chronic Obstructive Pulmonary Disease, CHF: Congestive Heart Failure, ASA: American Society of Anesthesiologists.
Table 1.
Patient characteristics in the intraoperative CPR, postoperative CPR and 30d-Mortality.
Table 2.
Firth’s penalized-likelihood logistic regression for perioperative CPR and 30d-Mortality.
Fig 2.
Schematic summary of the 5 main factors for prediction of intraoperative CPR, postoperative CPR and 30-day mortality.
Table 3.
C-statistics & Somer’s rank correlations.
Table 4.
Calibration & validation of Firth’s logistic regression model of intraoperative CPR, postoperative CPR and 30d-Mortality.