Table 1 Bivariate correlations of stress reactivity scores (Δ) in the no training group.

	Response system
	HPA axis	Autonomic			Immune		Self-report
Marker	ΔCortisol	ΔAA	ΔHR	ΔHF-HRV	ΔhsCRP	ΔIL-6	ΔSTAI
ΔCortisol	1	−0.004	0.165	0.138	0.184*	−0.049	0.044
ΔAA		1	0.141	−0.027	−0.101	0.028	0.079
ΔHR			1	−0.434***	0.019	0.099	0.041
ΔHF-HRV				1	−0.117	−0.265**	−0.087
ΔhsCRP					1	−0.049	−0.080
ΔIL-6						1	0.087
ΔSTAI							1

*P ≤ 0.05.

**P ≤ 0.01.

***P ≤ 0.001.