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Table 1 Characteristics of the study population

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)
Na (%) or mean (± SD)
Occupational treatment adherence (n = 229)
Na (%) or mean (± SD)
Age in years 51.3 (± 9.1) 50.4 (± 9.5)
Gender
 Male 152 (44.1%) 105 (45.9%)
 Female 193 (55.9%) 124 (54.1%)
Educational level
 Low 149 (42.9%) 76 (33.2%)
 Medium 123 (35.4%) 91 (39.7%)
 High 75 (21.6%) 62 (27.1%)
Working 126 (36.2%) 121 (52.8%)
Diagnosis
 Musculoskeletal disease 148 (42.5%) 74 (32.3%)
 Mental health disorder 96 (27.6%) 57 (24.9%)
 Neoplasm 54 (15.5%) 35 (15.3%)
 Disease of the nervous system 54 (15.5%) 29 (12.7%)
 Cardiovascular disease 54 (15.5%) 36 (15.7%)
Multimorbidity 169 (48.6%) 87 (38.0%)
Coping strategiesb
 Active approach 18.2 (± 4.3) 19.1 (± 4.0)
 Avoidance / abide 16.7 (± 3.9) 16.3 (± 3.6)
Illness perceptionsc
Helplessness 16.2 (± 4.1) 15.0 (± 4.1)
 Acceptance 12.8 (± 4.2) 13.6 (± 4.1)
 Perceived benefits 12.9 (± 4.3) 13.6 (± 4.3)
Perceived healthd
 Physical health 29.8 (± 9.5) 32.5 (± 10.4)
 Mental health 42.7 (± 7.2) 42.8 (± 6.8)
  1. N number of participants, SD standard deviation
  2. aNumbers do not always add up to sample n due to missing data
  3. bCoping strategies measured with the Utrecht Coping List (UCL) [13]
  4. cIllness perceptions measured with the Illness Cognition Questionnaire (ICQ) [14, 15]
  5. dPerceived health measured with the Short-Form 12 (SF-12) [16]