Table 2.

Homogeneity of variance.

	F test (df)	P value
PSSa 1 (PSS scores at week 0)	0.113 (1, 63)	.74
PSS 2 (PSS scores at week 12)	1.215 (1, 63)	.27
DASS-21b 1 (composite DASS-21 score at week 0)	0.007 (1, 63)	.93
DASS-21 2 (composite DASS-21 score at week 12)	0.806 (1, 63)	.37
D1 (depression subcomponent score of the DASS-21 at week 0)	0.045 (1, 63)	.83
D2 (depression subcomponent score of the DASS-21 at week 12)	1.565 (1, 63)	.22
A1 (anxiety subcomponent score of the DASS-21 at week 0)	0.126 (1, 63)	.72
A2 (anxiety subcomponent score of the DASS-21 at week 12)	1.018 (1, 63)	.32
S1 (stress subcomponent score of the DASS-21 at week 0)	0.005 (1, 63)	.94
S2 (stress subcomponent score of the DASS-21 at week 12)	0.025 (1, 63)	.88
DHEA-Sc 1 (DHEA-S blood levels at week 0)	2.358 (1, 63)	.13
DHEA-S 2 (DHEA-S blood levels at week 12)	0.560 (1, 63)	.46
IL-6 1d (IL-6 blood levels at week 0)	0.114 (1, 63)	.74
IL-6 2 (IL-6 blood levels at week 12)	8.751 (1, 63)	.40

^aPSS: Perceived Stress Scale.

^bDASS-21: Depression Anxiety Stress Scale.

^cDHEA-S: dehydroepiandrosterone sulfate.

^dIL-6: interleukin-6.