Table 5.

Multiple regression analyses for the Cystic Fibrosis Questionnaire-Revised (CFQ-R) in CF adults for HADS anxiety.

Dependent Variable	Independent Variable	Standardized Regression Coefficient
CFQ-R Domains	Predictors	β	p-Value
Physical functioning
	Age	−0.328	0.012
	Sex–Male	0.500	0.000
	FEV1%	0.262	0.032
	HADS anxiety	−0.338	0.005
	Sport	0.211	0.068
Role perception
	HADS anxiety	−0.516	0.001
Vitality
	Age	−0.296	0.010
	Sex–Male	0.373	0.002
	HADS anxiety	−0.479	<0.0001
	Sport	0.242	0.027
Emotion
	Age	−0.266	0.009
	HADS anxiety	−0.737	<0.0001
	Partner presence	0.155	0.088
	Having children	−0.192	0.043
	Professional activity	0.247	0.014
Social perception
	Exacerbation (last year)	0.248	0.086
	Social assistance	0.356	0.015
Body image
	BMI	0.299	0.011
	HADS anxiety	−0.545	<0.0001
	Hobbies	−0.217	0.059
Treatment burden
	HADS anxiety	−0.343	0.021
	Having children	−0.272	0.072
	Professional activity	0.369	0.014
Health perception
	Age	−0.342	0.002
	FEV1%	0.360	0.001
	Exacerbation (last year)	−0.202	0.034
	HADS anxiety	−0.480	<0.0001
	Having children	−0.179	0.070
	Professional activity	0.311	0.003
Weight
	Sex–Male	−0.301	0.027
	BMI	0.352	0.011
	Living with their parents	−0.298	0.033
	Psychological follow-up	0.339	0.018
Respiratory symptoms
	Exacerbation (last year)	−0.326	0.041
	HADS anxiety	−0.323	0.043
Digestive symptoms
	HADS anxiety	−0.420	0.002
	Partner presence	−0.322	0.017
	Hobbies	−0.280	0.036

β: Coefficient of regression. BMI: Body Mass Index, FEV1: Forced Expiratory Volume in the first second (% predicted), HADS: Hospital Anxiety and Depression scale.