Table 1

Summary demographic data of patients studied

Age

Mean 58 years

Sex

4 male:3 female

Diagnosis

4 medical:3 surgical

APACHE II (admission)

Mean 18

APACHE II (study)

Mean 17

Days in intensive care unit

Mean 7 days

Serum creatinine (μmol/l)

Mean 73 μmol

Plasma albumin(g/l)

Mean 23 g/l

Feed tolerant1

5 of 6 tolerant of EN

Inotropes

1 patient on catecholamine infusion

Parenteral nutrition

0 of 7

Weight

Mean 84 kgs

Rate of insulin infusion when ceased2

Mean 2.0 U/hour

Total insulin dose in previous 24 hours

Mean 57 U/24 hours


All data refer to results from the first study day unless otherwise specified.

1 Patients are feed-tolerant if (over the preceding 24 hours): delivery of nutrient liquid is at the target rate (as determined by on-site dietician) and gastric residual volumes less were than 250 mL in any six-hour period.

2 The infusion rate at t = -120 minutes (i.e. when exogenous insulin ceased).

APACHE = Acute Physiology and Chronic Health Evaluation.

Deane et al. Critical Care 2009 13:R67   doi:10.1186/cc7874

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