Table 4. Spearman’s rho coefficients for PCS total scores and concurrent measures.
| Correlation coefficient (rho) | |
|---|---|
| BMI | −0.257* |
| VAS-rest | 0.365** |
| VAS-Activity | 0.312** |
| ASQL | 0.529** |
| FABQ-A | 0.490** |
| FABQ-W | 0.467** |
BMI: body mass index, VAS: Visual Analoque Scale, ASQL: Ankylosing Spondylitis Quality of Life Questionnaire, FABQ-A: Fear Avoidance Beliefs Questionnaire Activity Subscale, FABQ-W: Fear Avoidance Beliefs Questionnaire Work Subscale. *Correlation is significant at the 0.05 level (2-tailed). **Correlation is significant at the 0.01 level (2-tailed)