Table 3

Multivariable analysis of impact of hypothermia on CCI

VariableOR95% CIP value
Hypothermia1.611.17 to 2.210.004
Age (years)1.031.02 to 1.04<0.001
Male sex1.331.04 to 1.690.021
BMI1.051.03 to 1.07<0.001
Injury Severity Score1.061.05 to 1.07<0.001
Shock*1.371.07 to 1.760.013
INR ≥1.51.941.48 to 2.6<0.001
Study site
 1 (n=4)---
 2 (n=52)1.830.93 to 3.620.083
 3 (n=715)0.630.44 to 0.90.011
 4 (n=387)1.330.91 to 1.930.142
 5 (n=21)1.390.52 to 3.760.511
 6 (n=5)---
 7 (n=196)0.970.62 to 1.520.906
 8 (n=32)2.811.14 to 6.960.025
 9 (n=263)Reference
  • *Patients with either base deficit >6 and/or lactate >4 were considered to have shock.

  • BMI, body mass index; CCI, chronic critical illness; INR, international normalized ratio.