|
Agreement statistics |
||||||
| Test (SD) |
Retest (SD) |
Mean difference (95% CI)* |
p-value |
Sw |
Repeatability coefficient |
|
|
|
||||||
| WORC |
44.4 (15.1) |
45.0 (16.1) |
-0.6 (-3.0 to 1.7) |
0.59 |
6.2 |
17.2 |
| OSS |
43.1 (15.4) |
41.3 (12.9) |
1.8 (-0.4 to 4.0) |
0.11 |
5.8 |
16.1 |
| SPADI |
51.4 (17.8) |
52.6 (18.5) |
-1.2 (-3.9 to 1.5) |
0.38 |
7.1 |
19.7 |
|
Agreement estimated by the difference between test and retest, the within-standard deviation (Sw), and the repeatability coefficient. * 95% CI For paired t-test under null hypothesis = no difference between test and retest score. 95% CI = 95% confidence interval. SD = standard deviation | ||||||
Ekeberg et al. BMC Musculoskeletal Disorders 2008 9:68 doi:10.1186/1471-2474-9-68 |
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