Table 1 Baseline Characteristics of Patients in Two Study Groups
Varables | Passive Warming Group (n = 32) | Active Warming Group (n = 30) |
|---|---|---|
Male, N (%) | 25 (78.1) | 21 (70.0) |
Age, mean ± std (year) | 58.5 ± 11.5 | 57.9 ± 11.8 |
BMI, mean ± std | 24.7 ± 3.8 | 23.6 ± 3.8 |
History of smoking, N (%) | 17 (53.1) | 13 (43.3) |
History of Alcholol, N (%) | 16 (50.0) | 17 (56.7) |
Past medical history | ||
Cardiovascular disease, N (%) | 14 (43.7) | 11 (36.7) |
Celebrovascular disease, N (%) | 3 (9.3) | 0 (0.0) |
Liver disease, N (%) | 3 (9.3) | 3 (10.0) |
Kidney disease, N (%) | 2 (6.3) | 0 (0.0) |
Diabetes, N (%) | 5 (15.7) | 4 (13.3) |
Type of surgery | ||
Hip replacement, N (%) | 12 (38.7) | 12 (40.0) |
Thoracic Surgery, N (%) | 18 (56.3) | 20 (66.7) |
Preoperative core temperature, mean ± std (°C) | 37.2 ± 0.3 | 37.3 ± 0.3 |
ASA grade, N (%) | ||
Class 1 | 8 (25.0) | 8 (26.7) |
Class 2 | 22 (68.7) | 21 (70.0) |
Class 3 | 2 (6.3) | 1 (3.3) |
Hemoglobin, mean ± std, (g/L) | 143.8 ± 15.4 | 137.4 ± 16.5 |