Stress Biomarkers in Medical Students Participating in a Mind Body Medicine Skills Program

Table 1

Ratio of mean May hormone levels (T2c) relative to January baseline (T1) compared with the overall ratio.

	Time of day	N	Overall ratio of mean T2 hormone levels to T1	Ratio (95% CI) of mean T2c hormone levels to T1	P-value*
Cortisol	Morning	24	2.4	0.97 (0.57, 1.6)	.001
	Evening	22	2.4	0.76 (0.42, 1.4)	.001
DHEA-S	Morning	24	2.5	1.0 (0.74, 1.4)	<.001
	Evening	22	2.4	0.81 (0.56, 1.2)	<.001
Testosterone	Morning	20	1.6	0.85 (0.53, 1.3)	.01
	Evening	18	1.6	1.0 (0.60, 1.7)	.07
sIgA	Morning	24	1.4	1.7 (1.2, 2.4)	.43
	Evening	22	1.2	1.3 (0.92, 1.9)	.65

^∗𝑃-values were computed using paired t-tests that compared the ratio among the intervention group to the estimated overall ratio.