TABLE 4.

Multiple regression with predictors of change in skin yellowness (b*).

Variable	B	SE	CI		β	P
			Lower	Upper
Lightness change	–0.09	0.08	–0.25	0.07	–0.13	0.27
VO2 max change	0.02	0.01	0.00	0.04	0.20	0.04*
Body fat% change	–0.09	0.05	–0.18	0.01	–0.22	0.03*
Fruit and veg. intake change	0.05	0.03	–0.01	0.11	0.20	0.08
Stress change	–0.08	0.02	–0.11	–0.04	–0.48	<0.01
Sleep change	0.35	0.11	0.12	0.58	0.38	<0.01
SIC (illness) change	–0.01	0.00	–0.01	0.00	–0.15	0.23
Supplement change	0.03	0.16	–0.30	0.36	0.02	0.87

Regression coefficients (B) and standard error (SE), confidence intervals (CI), standardized beta (β), and probability (P). *One-tailed probability.