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Table 3 Variables

From: Evaluation of an education and activation programme to prevent chronic shoulder complaints: design of an RCT [ISRCTN71777817]

Baseline measures T = 0 Demographic variables
     • Age
     • Gender
     • Employment status
  Specific disease characteristics
     • Affected side
     • Possible cause of shoulder complaints
     • Duration of complaints
     • History of shoulder complaints
  Co-morbidity
  Physical activity
  Workload
  Treatment credibility and preference
Prognostic measures T = 0 Mobility of glenohumeral joint
     • HIB (hand in back), HIN (hand in neck), passive exorotation
     • Active and passive abduction
  Mobility of cervicothoracal spine
  Severity of main complaint
  Psychosocial variables
     • Anxiety1
     • Depression1
     • Somatisation1
     • Distress1
  Job content
Outcome measures T = 1,2,3 Perceived recovery of complaints Functional limitations to daily activities2
Process measures T = 0,1,2,3 Psychosocial variables
     • Kinesiophobia3
     • Fear avoidance and beliefs4
     • Catastrophising5
     • Coping with pain5
     • Internal locus of control5
     • External locus of control5
  Global assessment
  Shoulder pain6
  General health7
Cost T = 0–26 weeks Health care utilisation8
  Direct non-medical costs
  Indirect costs
  1. 1 four-dimensional complaint list [25]
  2. 2 Shoulder Disability Questionnaire [20]
  3. 3 Tampa Scale for Kinesiophobia – Dutch version (partly) [26]
  4. 4 Fear Avoidance and Beliefs Questionnaire – Dutch version (partly) [27]
  5. 5 Pain Coping and Cognition List [28]
  6. 6 Shoulder Pain Score [29]
  7. 7 Generic Health Related Quality of Life [30]
  8. 8 Cost Diary [21]