Table 1 Patient baseline characteristics (n = 185)
Variable | mean ± SD or median and range or number (%) |
|---|---|
Age | Median 67, mean 66.0 ± 12.6 (range, 25 – 94) |
<65 / ≥ 65 | 79 / 106 |
Male / Female | 112 (60.5) / 73 (39.5) |
Body mass index (Kg/m2) | 25.4 ± 5.9 (range, 15.6 – 57.6) |
Previous temperature in the ward (°C) | 36.37 ± 0.49 (range, 35.00 – 38.60) |
ASA Physical status | Â |
I | 5 (2.7) |
II | 72 (38.9) |
III | 90 (48.6) |
IV | 18 (9.7) |
Emergency surgery | 29 (15.7) |
Magnitude of surgery | Â |
Minor | 36 (19.5) |
Medium | 45 (24.3) |
Major | 104 (56.2) |
General anesthesia | 158 (85.4) |
Regional anesthesia | 19 (10.3) |
Combined anesthesia | 7 (3.8) |
Temperature monitoring | 22 (11.9) |
Warming technique | 81 (43.8) |
Intravenous crystalloids (L.) | 2.85 ± 1.65 (range 0.20 – 10.50) |
Intravenous colloids (L.) | 0.09 ± 0.26 (range 0 – 1.500) |
Packed erythrocytes (Units) | 0.7 ± 1.3 (range, 0 – 7) |
Fresh frozen plasma (Units) | 0.2 ± 0.9 (range, 0 – 9) |
Duration of anesthesia (min.) | 218 ± 108 (range, 44 – 660) |
> 180 min. | 94 (50.8) |
Temperature on admission | 34.69 ± 1.02 (32.1 – 38.2) |
≤ 35 | 107 (57.8) |
Temperature 2 hours after admission | 35.34 ± 0.85 (32.4 – 38.3) |
≤ 35 | 48 (25.9) |
Temperature 4 hours after admission | 35.90 ± 0.80 (32.5 – 38.4) |
≤ 35 | 16 (8.8) |
Temperature 6 hours after admission | 36.12 ± 0.73 (33.4 – 38.5) |
≤ 35 | 9 (5) |
Score of Acute Physiologic system (SAPS II) | 24.4 ± 14.0 (range 3–74) |
Length of ICU stay (days) | median 0.92; percentile 25, 0.79; percentile 75, 2.11 range (0.08–82) |
> 2 days | 47 (25.4) |
Length of hospital stay (days) | median 15; percentile 25, 10; percentile 75, 29.5 range 1–170 |
Mortality in the ICU | 14 (7.60) |
Mortality in the Hospital | 29 (15.70) |