. Author manuscript; available in PMC: 2017 Jul 14.

Published in final edited form as: Psychosom Med. 2015 May;77(4):346–355. doi: 10.1097/PSY.0000000000000167

Table 2.

Spearman correlations among possible confounders and HF-HRV (n=87).

	HF-HRV	HR	Reconstructive Surgery	Visceral Metastases	Sleep Efficiency
HF-HRV	---
HR	−0.43^**	---
Reconstructive Surgery	0.23^*	−0.16	---
Visceral Metastases	−0.26^*	0.22^*	−0.15	---
Sleep Efficiency	0.30^**	−0.24^*	0.17	−0.19	---

p< .05,

^**

p< .01