Table 3.

Linear regression coefficients for changes in temperature (rewarming ability = difference between T6 and T2) as dependent variable (n = 255).

		Corrected for cohort		Corrected for cohort and T1
	n	Coefficient (95 % CI)	p-Value	Coefficient (95 % CI)	p-Value
Person specific factors
Sex, m/f	253	0.80 (−0.07, 1.67)	0.073	0.23 (−0.50, 0.96)	0.54
Body mass index (BMI)a	195	0.28 (0.00, 0.56)	0.048	0.18 (−0.06, 0.42)	0.14
Snus, yes/no	253	1.12 (0.61, 1.63)	<0.001	0.72 (0.28, 1.16)	<0.01
Risk taking score, scale 0–4	197	0.56 (−0.01, 1.12)	0.055	0.36 (−0.13, 0.85)	0.15
Factors that might influence skin temperature
Previous frostbite, yes/no	240	0.04 (−0.86, 0.94)	0.93	0.07 (−0.69, 0.83)	0.86
Episodes of white/blue fingers
No	153	−0.09 (−0.80, 0.62)	0.80	0.05 (−0.55, 0.65)	0.88
Yes	6	1.10 (−0.62, 2.82)	0.21	1.74 (0.27, 3.20)	0.02
Don’t know	38	Reference		Reference
Sweating tendency, yes/no	197	−0.21 (−0.86, 0.45)	0.54	−0.01 (−0.57, 0.55)	0.97
Self-evaluated thermal status
Warmer than others	47	Reference		Reference
Colder than others	101.	−1.03 (−1.81, −0.26)	0.010	−0.57 (−1.22, 0.07)	0.08
Similar warm to others	77	−0.48 (−1.11, 0.15)	0.13	−0.46 (−0.97, 0.06)	0.08.

^aPer standard deviation (2.52 kg/m²) for BMI.