TABLE 4.

Summary of binary logistic regression analyses predicting GAD status.

	Predictor Variable
	Worry Utility (Nagelkerke R2 = 0.447, p < 0.0001)		Worry Distracts (Nagelkerke R2 = 0.273, p = 0.0001)		‘As Many As Can’ (Nagelkerke R2 = 0.077, p = 0.141)
Variable	B (SE)	p-value	B (SE)	p-value	B (SE)	p-value
Constant	-1.827 (0.346)	0.0000	-1.490 (0.283)	0.0000	-1.316 (0.251)	0.0000
Predictor	1.760 (0.385)	0.0011	0.889 (0.272)	0.0011	-0.092 (0.253)	0.715
vmHRV	-0.428 (0.329)	0.193	-0.214 (0.240)	0.373	0.078 (0.285)	0.785
Predictor x vmHRV	0.507 (0.386)	0.189	0.676 (0.319)	0.034	0.552 (0.267)	0.039

N = 109 except for ‘as many as can’ analysis for which N = 104. B = unstandardized regression coefficient; SE = standard error; coefficients are expressed in a log-odds metric.