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Table 1 Patient characteristics at the time of intensive care unit presentation described using APACHE II, SAPS II, and the new models

From: Simplified prognostic model for critically ill patients in resource limited settings in South Asia

Variable Nonsurvivors (n = 1031) Survivors (n = 2590) Availability n (%)
Body temperature (°C)AII, SII 37 (0.73) 37 (0.75) 3533 (91.6)
Heart rateAII, SII 109 (24) 100 (24) 3419 (88.7)
Age (years), median (range)AII, SII 54 (16–102) 56 (16–103) 3509 (91)
Respiratory rateM1, M2, M3, AII 24 (8) 23 (6) 2733 (70.9)
Systolic blood pressure (mmHg)M1, M2, AII, SII 132 (35) 139 (29) 2828 (73.4)
Diastolic blood pressure (mmHg)AII, SII 75 (19) 79 (16) 3527 (91.5)
Glasgow Coma Score, median (range)M1, M2, M3, AII, SII 9 (2–15) 15 (2–15) 3372 (87.5)
PaO2 (mmHg) median (range)AII, SII 150 (1.4–242) 150 (0.4–267) 423 (11)
pHAII 7.3 (0.15) 7.4 (0.13) 512 (13.3)
WBCAII, SII 21.3 (27.2) 18.6 (23.8) 2228 (57.8)
PCV %AII 34.7 (8.5) 35.8 (7) 463 (12)
Serum creatinine (mg/dL) median (range)AII 1.4 (0.3–11.3) 1.2 (0.4–18) 496 (12.9)
Potassium (mEq/L)AII, SII 4.2 (1.04) 4.1 (0.77) 2774 (72)
Sodium (mEq/L)AII, SII 137.7 (8.9) 137.1 (6.9) 2785 (72.2)
Blood urea nitrogen (mg/dL) median (range)M1, M2, SII 59 (0.6–411) 32 (0.9–672) 1936 (50.2)
Haemoglobin (g/dL)M1, M2 10.8 (2.8) 11.6 (2.4) 1869 (48.5)
Vasopressor use count (%)M1 572 (64.34) 1860 (91.31) 2951 (76.5)
Mechanical ventilation count (%)M1, SII 899 (87) 2054 (79) 2978 (77.3)
FiO2, median (range)AII, SII 35 (21–100) 21 (21–100) 2323 (60.3)
Urine output, median (range)SII 1150 (0–7400) 1300 (0–12000) 2469 (64)
Bicarbonate (mEq/L)SII 22.3(5.4) 22.5 (6.5) 361 (9.4)
Bilirubin (mg/dL) median (range)SII 1.1 (0.1–39) 0.7 (0.1–56) 1272 (33)
  1. Values for nonsurvivors and survivors are given as mean (standard deviation) unless otherwise stated
  2. Availability is described for the whole population
  3. AII Acute Physiology and Chronic Health Evaluation (APACHE) II, FiO 2 fraction of inspired oxygen, M1 model 1, M2 model 2, M3 model 3, PaO 2 partial pressure of oxygen, PCV packed cell volume, SII Simplified Acute Physiology Score (SAPS) II, WBC white blood cells