Validation of the intolerance of uncertainty scale-12 in a sample of pregnant people

Table 4 Unadjusted multiple linear regression results including demographic variables and Intolerance of Uncertainty Scale-12 subscales as predictors

	Outcome	EPDS Model 1	EPDS Model 2	DERS-36 Model 1	DERS-36 Model 2	PEBS Model 1	PEBS Model 2
Variable	b	EPDS Model 1	EPDS Model 2	DERS-36 Model 1	DERS-36 Model 2	PEBS Model 1	PEBS Model 2
Intercept		21.14**	4.35	134.27**	52.24**	19.35**	4.41
Multigravida		0.05	0.33	−2.08	−0.64	0.89	1.12
Age		−0.21**	−0.04	−0.90**	−0.06	0.03	0.17
Trimester 2		0.41	0.05	3.55	1.90	0.42	0.06
Trimester 3		0.20	0.25	1.11	1.24	0.69	0.77
PSS 2		−1.20	0.78	−12.77	−2.73	−0.67	1.03
PSS 3		−4.48*	−1.61	−18.10*	−3.46	−1.47	0.97
PSS 4		−6.93**	−3.26*	−23.08**	−4.37	−1.64	1.48
PSS 5		−8.14**	−4.48*	−20.97*	−1.46	0.03	2.99
PSS 6		−8.61*	−3.32	−22.62	4.16	3.58	8.12
IUS Factor 1		-	0.04	-	−0.15	-	0.10
IUS Factor 2		-	0.62**	-	3.51**	-	0.46**
R²		0.17**	0.45**	0.08*	0.50**	0.02	0.17**
ΔR²		-	0.27**	-	0.41**	-	0.16**

Values represent unstandardized regression weights. Model 1 = multiple regression including demographic variables only. Model 2 = multiple regression including demographic variables and IUS-12 subscales. * indicates p < .05. ** indicates p < .01. PSS Perceived social status, IUS Factor 1 “Prospective Intolerance of Uncertainty”, IUS Factor 2 “Inhibitory Intolerance of Uncertainty”, EPDS Edenborough Perinatal Depression Scale, DERS-36 Difficulty in Emotion Regulation Scale, PEBS Prenatal Eating Behavior Scale

ISSN: 1471-2393