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Table 2 Reassessment of the points allocated to each item of Simplified Acute Physiology Score II items

From: Determinants of the calibration of SAPS II and SAPS 3 mortality scores in intensive care: a European multicenter study

Items of SAPS II score

Pointsa (original/ELOISE study)

Difference

Age, years

 20–39

0/0

0

 40–59

7/7

0

 60–69

12/11

1

 70–74

15/14

1

 75–79

16/15

1

  ≥ 80

18/19

−1

Heart rate, beats/minute

  < 40

11/4

7

 40–69

2/−5

7

 70–119

0/0

0

 120–159

4/3

1

  ≥ 160

7/−5

12

SBP, mmHg

  ≥ 200

2/3

−1

 100–199

0/0

0

 70–99

5/3

2

  < 70

13/7

6

PaO2, mmHg/FiO2

 No ventilation

0/0

0

  ≥ 200

6/3

3

 100–199

9/6

3

  < 100

11/11

0

Urinary output, L/day

  ≥ 1.000

0/0

0

 0.500–0.999

4/0

4

  < 0.500

11/8

3

Serum urea level, mmol/L

  < 10.0

0/0

0

 10.0–29.9

6/4

2

  ≥ 30.0

10/5

5

Body temperature

  < 39 °C

0/0

0

  ≥ 39 °C

3/−2

5

WBC count, ×103/mm3

  < 1.0

12/8

4

 1.0–19.9

0/0

0

  ≥ 20.0

3/2

1

Serum potassium, mmol/day

  ≥ 3 and <5

0/0

0

  < 3 or ≥5

3/2

1

Serum sodium level, mmol/L

  < 125

5/−1

6

  ≥ 125 and <145

0/0

0

  ≥ 145

1/5

−4

Serum bicarbonate level, mEq/L

  ≥ 20

0/0

0

 15–19

3/4

−1

  < 15

6/9

−3

Bilirubin level, μmol/L

  < 68.4

0/0

0

 68.4–102.5

4/2

2

  ≥ 102.6

9/10

−1

Glasgow Coma Scale score

 14–15

0/0

 

 11–13

5/5

0

 9–10

7/9

−2

 6–8

13/10

3

  < 6

26/16

10

Chronic disease

 No

0/0

0

 Metastatic cancer

9/8

1

 Hematologic malignancy

10/9

1

 AIDS

17/9

8

Type of admission

 Scheduled surgical

0/0

0

 Medical

6/11

−5

 Unscheduled surgical

8/9

−1

  1. Abbreviations: ELOISE European Mortality & Length of Intensive Care Unit Stay Evaluation study, FiO 2 Fractional inspired oxygen, PaO 2 Partial pressure of arterial oxygen, SAPS Simplified Acute Physiology Score, SBP Systolic blood pressure, WBC White blood cell
  2. a Points proposed in the original SAPS II score and the points derived from the association between the items of the SAPS II score and the mortality reassessed with data from the ELOISE study