Table 1

Characteristics for surviving and non-surviving patients and results of univariate analysis of glucose indices

Characteristic

Survivors

Nonsurvivors

P

Number of patients (n [%])

1484 (83)

295 (17)

Male sex (n [%])

982 (66)

182 (61)

0.18

Age (years; mean ± SD)

53 ± 19

63 ± 16

<0.001

Length of ICU stay (days)

10 (6–20)

10 (6–17)

0.12

Reason for ICU admission (n [%])

<0.001

Trauma

372 (25)

30 (10)

Abdominal surgery

443 (30)

101 (34)

Liver transplant

219 (15)

38 (13)

Vascular surgery

164 (11)

51 (17)

Miscellaneous

286 (19)

75 (25)

APACHE II score

18 (14–23)

25 (20–28)

<0.001

Number of glucose measurements

20 (10.5–41)

27 (15–45)

<0.001

Mean glucose (mmol/l)

6.9 (6.0–8.4)

7.7 (6.4–9.5)

<0.001

Morning glucose (mmol/l)

6.6 (5.9–7.9)

7.5 (6.2–8.8)

<0.001

Admission glucose (mmol/l)

7.2 (5.8–9.5)

7.9 (6.0–10.9)

0.07

Maximum glucose (mmol/l)

10.2 (8.0–14.2)

12.3 (9.5–16.4)

<0.001

HGI (mmol/l)

0.9 (0.3–2.1)

1.8 (0.7–3.4)

<0.001

Values are expressed as median (interquartile range) unless otherwise stated. APACHE, Acute Physiology and Chronic Health Evaluation; HGI, hyperglycaemic index; ICU, intensive care unit; SD, standard deviation.

Vogelzang et al. Critical Care 2004 8:R122   doi:10.1186/cc2840