Summary of Respective Patient Demographics for the 2 Cohorts
| Demographic | Group A (not warmed) | Group B (warmed) | P |
| Male | 88 (58.7%) | 95 (63.3%) | 0.407 |
| Female | 62 (41.3%) | 55 (36.7%) | 0.407 |
| Mean age (y) | 57.7 (95% CI, 54.8–60.6) | 61.0 (95% CI, 58.1–63.9) | 0.117 |
| Mean weight (kg) | 80.5 (95% CI, 77.3–83.6) | 78.2 (95% CI, 75.1–81.4) | 0.325 |
| Mean height (cm) | 171.7 (95% CI, 170.0–173.5) | 172.9 (95% CI, 171.1–174.6) | 0.381 |
| Mean BMI | 27.1 (95% CI, 26.2–28.0) | 26.0 (95% CI, 25.1–26.9) | 0.098 |
| Daily maximum temperature (°C) | 22.3 (95% CI, 21.7–22.9) | 29.2 (95% CI, 28.6–29.7) | <0.0001 |
| Daily minimum temperature (°C) | 9.5 (95% CI, 8.9–10.0) | 19.0 (95% CI, 18.5–19.6) | <0.0001 |