Table 1.
Baseline Characteristics of Study Participants
|
Group; No. (%) or Mean ± SD |
|||
|---|---|---|---|
| Characteristic | Intervention Group (n = 50) | Control Group (n = 50) | p value |
| Sex, male | 34 (68) | 42 (84) | 0.10 |
| Age (years) | 67.4 ± 12.0 | 69.9 ± 9.9 | 0.26 |
| Weight (kg) | 79.0 ± 17.3 | 82.8 ± 16.7 | 0.28 |
| APACHE II score 0.20 | 13.2 ± 3.4 | 14.2 ± 4.2 | |
| Surgical procedure | |||
| Aortocoronary bypass | 35 (70) | 36 (72) | ND |
| Aortic aneurysm repair | 4 (8) | 4 (8) | ND |
| Aortic or mitral valve repair | 10 (20) | 7 (14) | ND |
| Other | 1 (2) | 3 (6) | ND |
| History of diabetes | 15 (30) | 22 (44) | 0.21 |
| Baseline blood glucose* (mmol/L) | 10.4 ± 2.0 | 11.1 ± 1.9 | 0.08 |
| Length of stay in ICU (days) | 3.3 ± 6.5 | 6.5 ± 12.9 | 0.13 |
| Death in ICU | 3 (6) | 3 (6) | 0.67 |
APACHE = Acute Physiology and Chronic Health Evaluation II, ICU = intensive care unit, ND = not done, SD = standard deviation.
*
One patient in each group received corticosteroids