Table 1

Error rates of combined case study data for each component of the APACHE II score

Acute physiologic score (A)
Error rates

Temperature (rectal/core)
48%
Mean arterial pressure
59%
Heart rate (ventricular response)
46%
Respiratory rate (non-ventilated or ventilated)
45%
Oxygenation
52%
Arterial pH
38%
Serum sodium
29%
Serum potassium
26%
Serum creatinine
43%
Hematocrit
33%
White blood count
49%
Glasgow Coma Scale
69%
Total acute physiology score (A)
87%
Age points (B)
10%
Chronic health points (C)
34%
Total APACHE II score (A+B+C)
86%

Booth et al. Critical Care 2005 9:R522   doi:10.1186/cc3790