Table 2. Means and standard deviations of logHF-HRV, self-report ratings of anxiety and age by HRV groups.

	Low-HRV	High-HRV
	M (SD)	M (SD)
logHF-HRV**	2.8 (0.4)	3.4 (0.2)
Anxiety sensitivity	10.6 (5.9)	9.9 (6.9)
Trait Anxiety	34.8 (9.7)	37.6 (8.8)
Age	21.6 (2.3)	20.9 (2.0)

^** p<0.001, two tailed.