Table 3.

Multiple linear regression analysis.

Independent predictors	Univariate analysis				Multiple regression analysis
	Beta	St. Error	St. Beta	p-value	Beta	St. Error	St. Beta	p-value
DEPENDENT VARIABLE: CHANGE IN CORE TEMPERATURE DURING THE 5 h OF COLD EXPOSURE
BAT volumea	0.244	0.056	0.784	0.001	0.254	0.08	0.79	0.01
Body fat %	−0.013	0.009	−0.398	0.159	−0.005	0.007	−0.15	0.534
Age	−0.008	0.004	−0.481	0.08	0.002	0.005	0.13	0.641
DEPENDENT VARIABLE: CHANGE IN SUPRACLAVICULAR TEMPERATURE DURING THE 5 h OF COLD EXPOSURE
BAT volumea	0.870	0.301	0.599	0.011	1.048	0.430	0.721	0.030
Body fat %	−0.058	0.037	−0.373	0.140	−0.029	0.040	−0.191	0.475
Age	−0.021	0.019	−0.278	0.279	0.024	0.023	0.319	0.319
DEPENDENT VARIABLE: CHANGE IN TRUNK TEMPERATURE DURING THE 5 h OF COLD EXPOSURE
BAT volumea	0.570	0.413	0.326	0.187	0.973	0.501	0.557	0.070
Body fat %	−0.67	0.040	−0.388	0.112	−0.094	0.045	−0.544	0.057
Age	0.002	0.022	0.023	0.927	0.066	0.028	0.742	0.032

^aBAT volume was transformed to log₁₀[BAT volume (ml) + 1].