Table 2 Baseline characteristics of patients

Male (n [%])

34 (68%)

Age (years; median [IQR])

66 (54 to 73)

BMI (median [IQR])^a

25.5 (22.3 to 29.1)

Underweight (BMI <18.5 kg/m²; n [%])

4 (8%)

Overweight but not obese (BMI 25 to 30 kg/m²; n [%])

19 (38%)

Obese (BMI >30 kg/m²; n [%])

6 (12%)

Patients taking drugs influencing glycaemia (n [%])^b

36 (72%)

Parenteral nutrition for all or part of admission (n [%])

9 (18%)

Enteral nutrition for all or part of admission (n [%])

43 (86%)

Glucose 50% infusion for all or part of admission (n [%])

42 (84%)

APACHE II score (first 24 hours; median [IQR])^c

23 (17–29)

SAPS II score (first 24 hours; median [IQR])^d

47 (35–64)

History of diabetes (n [%])

6 (12%)

Treated with insulin (n [%])

1 (2%)

Treated with oral agents (n [%])

4 (8%)

Diet controlled (n [%])

2 (4%)