Exploring treatment adherence in long-term sick-listed workers and the impact of coping strategies, illness perceptions and perceived health

Table 4 Univariable and multivariable associations of coping strategies, illness perceptions and perceived health with treatment adherence

	Medical treatment adherence (n = 348)				Occupational treatment adherence (n = 229)
	Univariable regression		Multivariable regression^a		Univariable regression		Multivariable regression^a
	B^b	95% CI	B^b	95% CI	B^b	95% CI	B^b	95% CI
Coping strategies ^c
Active approach	1.452***	0.987–1.917	1.181***	0.670–1.693	0.963**	0.240–1.686	0.925*	0.115–1.734
Avoidance / abide	-0.593*	-1.165- -0.022	-0.335	-0.903–0.232	-0.733	-1.545–0.079	-0.614	-1.494–0.266
Illness perceptions ^d
Helplessness	-1.306***	-1.810- -0.803	-1.042***	-1.566- -0.518	-1.359***	-2.067- -0.651	-1.697***	-2.487- -0.906
Acceptance	1.672***	1.186–2.157	1.352***	0.832–1.871	1.210**	0.496–1.924	1.214**	0.424–2.003
Perceived benefits	1.329***	0.853–1.805	0.946***	0.417–1.474	0.926*	0.227–1.625	0.993*	0.239–1.746
Perceived health ^e
Physical health	-0.081	-0.329–0.167	0.096	-0.181–0.373	0.169	-0.133–0.471	0.407*	0.046–0.769
Mental health	0.811***	0.497–1.125	0.556**	0.215–0.879	0.573*	0.117–1.028	0.471	-0.053–0.995

^aMultivariable regression, adjusted for age, gender, educational level, work status, multimorbidity and ICD-10 diseases
^bB, Unstandardized regression coefficient
^c Coping strategies measured with the Utrecht Coping List (UCL) [13],
^dIllness perceptions measured with the Illness Cognition Questionnaire (ICQ) [14, 15]
^e Perceived health measured with the 12-item Short-Form Health Survey (SF-12) [16]
CI Confidence Interval, *p < .05, **p ≤ .01, ***p ≤ .001

ISSN: 1471-2458