Cohort | n | Baseline, mean (SD) | After, mean (SD) | Change, mean (SD) | Proportional Change, % | SRM | Pearson Correlations |
---|---|---|---|---|---|---|---|
September 2006 | |||||||
EC-17 | 88 | 67 (16) | 72 (14) | 5 (14.6) | 8 | 0.34 | 1.00 |
Self-efficacy — Pain | 96 | 5.4 (1.7) | 6.5 (1.7) | 1.1 (1.6) | 20 | 0.65 | 0.25 |
Self-efficacy — Function | 99 | 6.5 (2.2) | 6.8 (2.2) | 0.3 (1.4) | 4 | 0.18 | 0.16 |
Self-efficacy — Other symptoms | 99 | 5.8 (1.7) | 6.6 (1.7) | 0.8 (1.5) | 14 | 0.54 | 0.27 |
February 2007 | |||||||
EC-17 | 92 | 62 (20) | 66 (14) | 4 (17) | 7 | 0.25 | 1.00 |
Patient Activation Measure | 81 | 54 (14) | 60 (13) | 5 (13) | 10 | 0.41 | 0.52 |
Scale range: EC-17, 0 to 100 (best); Arthritis Self-efficacy, 0 to 10 (best); Patient Activation Measure, 0 to 100 (best). SRM: standardized response mean.