TABLE 3.

Summary of regression analyses predicting GAD symptom severity.

	Predictor Variable
	Worry Utility (R2 = 0.313***)		Worry Distracts (R2 = 0.223***)		‘As Many As Can’ (R2 = 0.058)
Variable	B (SE)	sr	B (SE)	sr	B (SE)	sr
Constant	0.000 (0.081)	–	−0.027 (0.086)	–	−0.031 (0.094)	–
Predictor	0.521*** (0.082)	0.516***	0.370*** (0.088)	0.360***	0.054 (0.095)	0.056
vmHRV	−0.054 (0.082)	−0.050	−0.015 (0.086)	−0.015	0.003 (0.095)	0.003
Predictor x vmHRV	0.176†(0.101)	0.142†	0.268** (0.102)	0.226**	0.218* (0.093)	0.229*

N = 109 except for ‘as many as can’ analysis for which N = 104. B = unstandardized regression coefficient; SE = standard error; sr = semi-partial correlation coefficient. ***p < 0.001;*p < 0.01;* p < 0.05; ^†p < 0.10.