Table 3.

Relationships between Cumulative Stress and HRV Measures

Stress Measures	HRVs	Beta	F Value (DF=1)	p*	Pearson Correlation
Total Cumulative Stress (Total CAI)	SDNN	−4.04	9.28	0.00	−0.24
	ln ULF	−0.06	8.1	0.01	−0.22
	ln_VLF	−0.06	10.74	0.00	−0.26
	ln_LF	−0.06	9.2	0.00	−0.24
	ln_HF	−0.05	3.1	0.08	−0.14
Cumulative Adverse Life Events (CALE)	SDNN	−4.12	6.0	0.02	−0.20
	ln_ULF	−0.05	4.29	0.04	−0.16
	ln_VLF	−0.07	7.19	0.01	−0.21
	ln_LF	−0.06	5.23	0.02	−0.19
	ln_HF	−0.05	1.81	0.18	−0.11
Chronic Stress	SDNN	−10.68	8.64	0.00	−0.23
	ln ULF	−0.18	10.52	0.00	−0.25
	ln_VLF	−0.16	9.28	0.00	−0.24
	ln_LF	−0.18	10.7	0.00	−0.25
	ln_HF	−0.16	3.52	0.06	−0.15

^*Simple Regression analysis where HRV and stress variables are analyzed as continuous variables;

Abbreviations as in Table 1 and 2