TABLE 5.

Repeated measures ANOVA comparison of heart period regulation for the psychiatric symptom clinical cutoff groups.

Psychiatric symptom groups	Main effects for psychiatric groups and group × HP interaction effects	Without covariate			VE as Covariate
		F	p	η2	F	p	η2
HP during physical stressor challenge
Somatization	Group main effect	4.35	0.039	0.026	3.57	0.061	0.021
	Interaction effect	3.78	025	0.044	3.34	0.038	0.039
Depression	Group main effect	4.52	0.035	0.027	2.15	0.144	0.013
	Interaction effect	3.90	0.022	0.045	2.68	0.072	0.032
Anxiety	Group main effect	9.21	0.003	0.053	2.49	0.116	0.015
	Interaction effect	4.67	0.011	0.054	1.58	0.208	0.019
PTSD	Group main effect	5.06	0.026	0.030	1.96	0.163	0.012
	Interaction	3.40	0.036	0.040	1.83	0.165	0.022
HP during emotional stressor challenge
Somatization	Group main effect	3.17	0.077	0.019	2.18	0.142	0.013
	Interaction effect	1.74	0.178	0.021	1.62	0.201	0.020
Depression	Group main effect	4.24	0.041	0.026	2.29	0.133	0.014
	Interaction effect	3.73	0.028	0.044	3.41	0.036	0.041
Anxiety	Group main effect	7.46	0.007	0.044	1.64	0.203	0.010
	Interaction effect	4.95	0.008	0.058	4.48	0.013	0.053
PTSD	Group main effect	5.31	0.022	0.032	2.66	0.105	0.016
	Interaction effect	3.81	0.024	0.046	3.53	0.032	0.043