Table 2.
The Kappa agreement correlation coefficient for each answer in the specific questionnaires (n = 25).
| Low back | Neck | Shoulders | ||||||
|---|---|---|---|---|---|---|---|---|
| Question | Kappa | 95% CI | Question | Kappa | 95% CI | Question | Kappa | 95% CI |
| LBSQ1 | 1 | - | NSQ1 | 0.503 | 0.019–0.988 | SSQ9 | 0.689 | 0.364–1.000 |
| LBSQ2 | 0.779 | 0.359–1.000 | NSQ2 | 0.802 | 0.539–1.000 | SSQ10 | 0.884 | 0.662–1.000 |
| LBSQ3 | 0.503 | 0.019–0.988 | NSQ3 | 0.834 | 0.521–1.000 | SSQ11 | 1 | - |
| LBSQ5a | 0.621 | 0.141–1.000 | NSQ5a | 0.884 | 0.662–1.000 | SSQ12 | 0.841 | 0.632–1.000 |
| LBSQ5b | 0.834 | 0.521–1.000 | NSQ5b | 0.254 | - | SSQ14a | 0.896 | 0.698–1.000 |
| LBSQ7 | 1 | - | NSQ7 | 0.920 | 0.766–1.000 | SSQ14b | 1 | - |
| LBSQ8 | 0.746 | 0.477–1.000 | NSQ8 | 0.688 | 0.421–0.954 | SSQ16 | 0.834 | 0.617–1.000 |
| SSQ17 | 1 | - | ||||||
NSQ: Neck specific questionnaire; SSQ: Shoulder specific questionnaire; LBSQ: Low back specific questionnaire. CI: confidence interval.