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Table 2 Calibration and discrimination of SAPS 3 and SMRs for all patients and various subgroups

From: Performance of the SAPS 3 admission score as a predictor of ICU mortality in a Philippine private tertiary medical center intensive care unit

  Number Actual mortality Predicted mortality (mean ± SD) Goodness-of-fit testa AUROCb SMR
[N(%)] Ĉ p (95% CI) (95% CI)
All 2,426 277 (11.42) 31.61 ± 26.3 11.51 0.18 0.80 (0.78–0.81) 0.36 (0.26–0.81)
Age > 65 years 1,077 141 (13.09) 40.92 ± 25.6 6.08 0.64 0.77 (0.74–0.79) 0.32 (0.19–0.54)
Age ≤ 65 years 1,349 136 (10.08) 24.18 ± 24.4 19.21 0.01 0.82 (0.80–0.84) 0.42 (0.23–0.76)
Medical 2,123 259 (12.19) 33.81 ± 26.3 9.44 0.31 0.79 (0.77–0.80) 0.36 (0.21–0.62)
 Acute coronary syndromes 371 34 (9.16) 23.70 ± 23.1 4.81 0.78 0.79 (0.74–0.83) 0.39 (0.20–0.72)
 Post-cardiac arrest, all causes 131 47 (35.88) 63.81 ± 20.9 12.25 0.14 0.66 (0.57–0.74) 0.56 (0.40–0.76)
 Sepsis and septic shock 462 90 (19.48) 47.65 ± 25.2 6.95 0.54 0.69 (0.65–0.74) 0.41 (0.26–0.62)
 Shock, all types 341 88 (25.81) 51.56 ± 26.3 2.79 0.95 0.68 (0.63–0.73) 0.50 (0.33–0.72)
 Acute respiratory failure, all causes 305 41 (13.44) 46.89 ± 23.2 6.93 0.54 0.75 (0.69–0.79) 0.29 (0.16–0.47)
 Pneumonia, all types 615 101 (16.42) 46.92 ± 24.1 3.95 0.86 0.72 (0.69–0.76) 0.35 (0.21–0.55)
 Acute respiratory distress syndrome 20 7 (35) 51.45 ± 26.0 4.06 0.85 0.93 (0.74–1.00) 0.68 (0.47–0.95)
 Solid tumors 167 30 (17.96) 40.14 ± 28.8 22.28 0.004 0.81 (0.74–0.87) 0.45 (0.27–0.68)
 Hematologic malignancies 15 6 (40) 60.00 ± 23.6 7.15 0.21 0.61 (0.33–0.84) 0.67 (0.48–0.91)
 Acute kidney injury 93 16 (17.20) 46.90 ± 23.7 6.66 0.57 0.79 (0.69–0.86) 0.37 (0.23–0.58)
 Encephalopathy, all types 80 12 (15) 46.15 ± 26.7 4.97 0.76 0.70 (0.58–0.80) 0.33 (0.18–0.54)
 Upper GI bleeding 80 8 (10) 31.73 ± 22.3 3.96 0.86 0.82 (0.72–0.90) 0.32 (0.15–0.58)
 Cerebrovascular accidents 96 8 (8.33) 26.08 ± 20.5 2.52 0.93 0.82 (0.73–0.89) 0.32 (0.16–0.60)
Surgical 303 18 (5.94) 16.19 ± 21.2 4.84 0.77 0.86 (0.82–0.90) 0.37 (0.14–0.72)
 Coronary bypass grafting (CABG) 115 6 (5.22) 9.41 ± 18.1 9.74 0.08 0.85 (0.78–0.91) 0.55 (0.23–1.24)
 Non-CABG surgery 188 12 (6.38) 20.34 ± 21.9 1.98 0.98 0.91 (0.87–0.95) 0.31 (0.14–0.64)
  1. aComputed using the Hosmer and Lemeshow goodness-of-fit Ĉ test. bAnalyzed using the method by Hanley and associates.