Table 2.

Regression coefficients for all subjects. The temperature at the end of the swim is the outcome variable. BMI was not statistically significant and was removed from the model. * denotes interaction effect.

Variable	Estimate	95% CI	p-Value
Swim time (min)	−0.060	−0.087 to −0.033	p < 0.001
Sex (female reference category)	−3.5	−6.1 to −0.79	p = 0.012
Swim time*sex	0.048	0.014 to 0.083	p = 0.007