Table 3

Partial correlation of high-resolution peripheral quantitative computed tomography results and bone markers

Erosion count

Erosion score

Osteophyte count

Osteophyte score


Baseline

Follow-up

Baseline

Follow-up

Baseline

Follow-up

Baseline

Follow-up


CTX1

0.443

0.031

0.319

0.095

0.866

0.981

0.979

0.310


TRAP5b

0.047

0.005

0.109

0.006

0.806

0.766

0.912

0.415


BAP

0.218

0.009

0.165

0.010

0.022

0.008

0.059

0.083


OC

0.463

0.029

0.440

0.016

0.620

0.699

0.857

0.884


PTH

0.873

0.852

0.833

0.951

0.514

0.014

0.512

0.004


Vit D

0.290

0.214

0.408

0.192

0.630

0.397

0.389

0.468


Numbers indicate P values; CTX-I, C-terminal telopeptide of type I collagen; TRAP5b, tartrate-resistant acid phosphatase 5b; BAP, bone alkaline phosphatase; OC, osteocalcin; PTH, parathyroid hormone; Vit D, 25-hydroxyvitamin D3.

Aschenberg et al. Arthritis Research & Therapy 2013 15:R62   doi:10.1186/ar4235

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