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

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

  Medical treatment adherence (n = 348) Occupational treatment adherence (n = 229)
Univariable regression Multivariable regressiona Univariable regression Multivariable regressiona
Bb 95% CI Bb 95% CI Bb 95% CI Bb 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
  1. Multivariable regression, adjusted for age, gender, educational level, work status, multimorbidity and ICD-10 diseases
  2. B, Unstandardized regression coefficient
  3. c Coping strategies measured with the Utrecht Coping List (UCL) [13],
  4. Illness perceptions measured with the Illness Cognition Questionnaire (ICQ) [14, 15]
  5. e Perceived health measured with the 12-item Short-Form Health Survey (SF-12) [16]
  6. CI Confidence Interval, *p < .05, **p ≤ .01, ***p ≤ .001