BMC Psychiatry

Table 3 Hierarchical multiple regression analysis predicting pathological worry from CPQ scores in a GAD sample (n = 34)

From: The relationships between perfectionism, pathological worry and generalised anxiety disorder

Outcome (DV)	Predictors (IVs)	B	95% CI	β	sr ²	p-value
PSWQ	Step 1
	Gender	9.00	3.24, 14.76	0.45	.20	.003**
	CPQ	0.68	0.23, 1.14	0.42	.18	.005**
	Adjusted R ² = .35, p = .000**
	Step 2
	Gender	8.84	3.00, 14.69	0.44	.19	.004**
	CPQ	0.58	0.03, 1.13	0.37	.09	.040*
	BDI-II	0.08	−0.17, 0.33	0.12	.01	.506
	▲ R ² = .01, p = .506
	Adjusted R ² = .34, p = .001**

Note. sr ²: part-correlation squared; CPQ: Clinical Perfectionism Questionnaire [18]; PSWQ: Penn State Worry Questionnaire [16]; BDI-II: Beck Depression Inventory-II [27].
*p < .05; **p < .01.

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