Table 3.
Univariable and multivariable analysis of determinants of QCT parameters in the full RA+AS cohort
| Dependent variable |
Independent variable | Univariable analysis | Multivariable analysis | ||||||
|---|---|---|---|---|---|---|---|---|---|
| β | p | B | 95% CI | β | p | B | 95% CI | ||
| QTOTBMD-12 | DAS28/BASDAI-0 | -0.344 | 0.030 | -23.704 | -44.940 - -2.468 | -0.344 | 0.030 | -23.704 | -44.940 - -2.468 |
| QCORTBMD-12 | DAS28/BASDAI-0 | -0.465 | 0.005 | -46.802 | -78.388 - -15.215 | -0.425 | 0.012 | -40.917 | -72.310 - -9.704 |
| CATHK-0 | -0.408 | 0.025 | -7.342 | -13.695 - -0.990 | NS | ||||
| CATHK-12 | -0.390 | 0.033 | -7.504 | -14.355 - -0.653 | NS | ||||
Abbreviations: BASDAI Bath Ankylosing Spondylitis Disease Activity Index, BMD bone mineral density, CATHK cathepsin K, DAS28 28-joint disease-acitivity score, NS non-significant, QCORTBMD QCT cortical bone minderal density, QTOTBMD QCT total bone mineral density