Table 3

Possible independent risk factors for non-vertebral fractures in patients with RA and controls. Logistic regression analysis for patients with RA and controls

*For controls, disease duration  =  number of years since dummy time of disease onset, corresponding with the time of disease onset of the matched patient with RA.
Patients with RA
    Disease duration0. to 1.07
    Z score total hip (−1 SD)0.420.121.521.10 to 2.12
    Disease duration* to 1.08
    Z score total hip (−1 SD)0.460.181.551.07 to 2.20