27 June 2021 : Clinical Research
Analysis of Bone Strength and Bone Turnover Markers in Ankylosing Spondylitis with Radiological Hip Involvement
Wei Liu1ABCDEFG, Hui Song1ACDEFG*, Siliang Man1BCD, Hongchao Li1BDE, Liang Zhang2BDDOI: 10.12659/MSM.932992
Med Sci Monit 2021; 27:e932992
Table 4 Correlation between stiffness index and bone turnover markers.
| RHI-AS (n=177) | WORHI-AS (n=162) | |||
|---|---|---|---|---|
| rho | P | rho | P | |
| TP1NP (ng/ml) | −0.105 | 0.198 | 0.076 | 0.367 |
| β-CTx (ng/ml) | −0.104 | 0.204 | 0.068 | 0.417 |
| OC (ng/ml) | 0.032 | 0.699 | −0.071 | 0.394 |
| 25(OH)VD3 (ng/ml) | 0.279 | 0.001 | 0.046 | 0.581 |
| PTH (pg/ml) | −0.086 | 0.29 | −0.007 | 0.934 |
| Rho – Spearman’s rank correlation coefficient; RHI-AS – ankylosing spondylitis with radiographic hip involvement; WORHI-AS – ankylosing spondylitis without radiographic hip involvement; TP1NP – total procollagen I N-terminal propeptide; β-CTx – beta C-terminal cross-linked telopeptides of type I collagen; OC – osteocalcin; 25(OH)VD3 – 25-dihydroxyvitamin D3; PTH – parathyroid hormone. | ||||