Depression in ankylosing spondylitis and the role of disease-related and contextual factors: a cross-sectional study

Table 2 Standardized estimates of associations between variables, theoretical model

Variable	Dependent	B	SE	p
Age	Depression	0.023	0.064	0.715
Male gender	Depression	0.186	0.057	0.001
Education, high*	Depression	0.090	0.061	0.143
Income, high†	Depression	− 0.088	0.070	0.206
Employed, yes	Depression	0.178	0.073	0.014
Alcohol use, yes	Depression	0.015	0.059	0.803
Mastery (7–28)	Depression	− 0.495	0.070	< 0.001
SRPQ (1–5)	Depression	− 0.351	0.072	< 0.001
History of depression	Depression	0.060	0.066	0.361
Comorbidity score (SCQ, 0–39)	Depression	0.015	0.068	0.830
BASDAI (0–10)	Depression	0.052	0.079	0.510
BASFI (0–10)	Depression	0.023	0.063	0.716
EAM, any	Depression	− 0.033	0.058	0.571
Age	Employed, yes	− 0.530	0.061	< 0.001
Education, high	Employed, yes	0.031	0.086	0.717
Mastery (7–28)	Employed, yes	0.115	0.114	0.314
BASDAI (0–10)	Employed, yes	0.152	0.114	0.185
BASFI (0–10)	Employed, yes	− 0.210	0.092	0.022
BASDAI (0–10)	BASFI (0–10)	0.676	0.041	< 0.001
Education, high	Income, high	0.410	0.068	< 0.001
Employed, yes	Income, high	0.131	0.098	0.181

Standardized regression coefficients can be interpreted as the change in y (dependent variable) in y standard deviation units for a standard deviation change in x (independent variable)
BASDAI Bath Ankylosing Spondylitis Disease Activity Index, BASFI Bath Ankylosing Spondylitis Functional Index, EAM extra-articular manifestation, SCQ Self-Administered Comorbidity Questionnaire, SE standard error, SRPQ Social Role Participation Questionnaire
*Higher education/university
^†Annual income > €40,000

ISSN: 1478-6362