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Table 2 EC-17 item a means (sd), frequencies, component loadings and item-total correlation (n = 116)

From: Translation, data quality, reliability, validity and responsiveness of the Norwegian version of the Effective Musculoskeletal Consumer Scale (EC-17)

Scale/Item Mean (sd) Never Rarely Sometimes Usually Always Component loadingb Item-total correlation
EC-17 total scores c: 61.27 (16.88)        
1. I know who can help me judge the quality of the information I receive about my disease 2.41 (1.00) 9.5 44.8 26.7 14.7 4.3 0.69 0.65
2. I understand the information I receive about my disease 2.85 (0.75) 12.1 68.1 15.5 1.7 2.6 0.66 0.62
3. I know how to adapt general health information to my own situation 2.47 (0.84) 4.3 54.3 28.4 10.3 2.6 0.78 0.75
4. I can be clear about what is important in my life when I make decisions about my disease 2.57 (0.85) 8.6 52.6 27.6 9.5 1.7 0.74 0.69
5. I can weigh the pros and cons of a decision about my disease 2.67 (0.68) 6.9 57.8 31.9 2.6 0.9 0.68 0.63
6. I can set realistic goals about the management of my disease 2.47 (0.80) 3.4 52.6 33.6 7.8 2.6 0.67 0.62
7. I can express my concerns well to health care providers 2.65 (0.98) 16.4 48.3 22.4 9.5 3.4 0.77 0.74
8. I know how to ask good questions about my health and my disease 2.36 (0.95) 4.3 52.6 21.6 18.1 3.4 0.85 0.82
9. I have built an open and trusting relationship, based on mutual respect, with my health care providers 2.80 (1.01) 22.4 50.9 15.5 6.9 4.3 0.72 0.67
10. I am able to play the role I want to in my health care team 2.52 (0.96) 10.3 50.0 24.1 12.1 3.4 0.64 0.60
11. I know who to work with to meet my health needs 2.46 (0.98) 8.6 50.9 22.4 13.8 4.3 0.82 0.79
12. I can be assertive to get what I need to meet my health needs 2.02 (1.09) 6.9 32.8 26.7 25.9 8.6 0.73 0.69
13. I feel a sense of control over my disease 2.22 (0.92) 3.4 40.5 36.2 14.7 5.2 0.64 0.59
14. I feel confident in making decisions about my health 2.45 (0.91) 8.6 44.0 34.5 9.5 3.4 0.80 0.76
15. I can negotiate with others about what we need to do to manage my disease 2.28 (0.93) 2.6 46.6 32.8 12.1 6.0 0.78 0.74
16. I can negotiate with the health care system about what to do to manage my disease 2.15 (1.02) 5.2 39.7 25.0 25.0 5.2 0.80 0.76
17. I can organize my life to act on decisions about how to manage my disease 2.33 (0.95) 6.0 44.0 31.0 14.7 4.3 0.71 0.66
  1. a EC-17 items use a five point scale, ranging from 0 to 4, were 0 is never and 4 is always.
  2. b The two EC-17 components derived from principal component analysis had eigenvalues of 9.21 and 1.36.
  3. c EC-17 total score is calculated by adding up the scores and converting to a scale from 0 to 100 where 100 is the best possible score.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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