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Table 6 ROC analysis by POMS domain and postoperative day measured for LOS

From: Measuring outcomes after major abdominal surgery during hospitalization: reliability and validity of the Postoperative Morbidity Survey

Domain Day AUC (95% CI) Z
Cardiovascular 3 0.69 (0.60-0.76) 2.699*
5 0.46 (0.29-0.60)
Gastrointestinal 3 0.70 (0.63-0.76) 2.355*
5 0.58 (0.50-0.65)
Hematological 3 0.70 (0.60-0.80) 0.307
5 0.65 (0.33-0.97)
Infectious 3 0.70 (0.62-0.78) 1.808
5 0.59 (0.50-0.68)
Neurological 3 0.60 (0.46-0.73) 1.311
5 0.73 (0.58-0.87)
Pain 3 0.73 (0.65-0.80) 1.863
5 0.63 (0.56-0.70)
Pulmonary 3 0.75 (0.69-0.81) 0.814
5 0.71 (0.65-0.76)
Renal 3 0.50 (0.42-0.57) 0.201
5 0.48 (0.40-0.57)
Wound 3 N/A N/A
  5 0.52 (0.37-0.67)  
  1. *Statistically significant difference between the AUC.