Rheumatoid arthritis | Controls | |||||
---|---|---|---|---|---|---|
Any VD (46) | No VD (166) | p Value | Any VD (31) | No VD (179) | p Value | |
Values are mean (SD) for continuous variables, and mean T scores when available, see text for details). | ||||||
BMD, bone mineral density; BUA, broadband ultrasound attenuation; SOS, speed of sound; VD, vertebral deformity. | ||||||
DXA variables | ||||||
BMD femoral neck (g/cm2) | 0.75 (0.14) | 0.82 (0.13) | 0.004 | 0.83 (0.13) | 0.88 (0.12) | 0.04 |
T score | −1.9 | −1.3 | −1.3 | −0.8 | ||
BMD total hip (g/cm2) | 0.77 (0.14) | 0.85 (0.14) | 0.002 | 0.87 (0.13) | 0.92 (0.13) | 0.07 |
T score | −1.9 | −1.2 | −1.4 | −0.7 | ||
BMD L2–L4 (g/cm2) | 0.99 (0.20) | 1.07 (0.19) | 0.02 | 1.04 (0.19) | 1.12 (0.20) | 0.03 |
T score | −1.7 | −1.1 | −1.35 | −0.66 | ||
QUS variables | ||||||
SOS m/s | 1467.8 (34.3) | 1489.7 (33.2) | <0.001 | 1508.3 (40.7) | 1521.2 (34.4) | 0.06 |
BUA dB/MHz | 91.4 (14.7) | 101.0 (13.8) | <0.001 | 105.4 (14.2) | 111.5 (12.9) | 0.02 |
Stiffness index | 52.0 (18.7) | 64.4 (17.5) | <0.001 | 72.5 (20.1) | 80.2 (19.9) | 0.02 |
T score | −3.0 | −2.2 | −1.7 | −1.2 |