Table 4 Influence of case/control status, body mass index (BMI) and steroid use on ultrasound parameters in men and women
From: Influence of Inflammatory Polyarthritis on Quantitative Heel Ultrasound Measurements
Broadband attenuation (dB/MHz) | Speed of sound (m/s) | |||
|---|---|---|---|---|
Univariatea | Multivariateb | Univariatea | Multivariateb | |
β coeff (95% Cl) | β coeff (95% Cl) | β coeff (95% Cl) | β coeff (95% Cl) | |
Case/Control status | ||||
control | Referent | Referent | Referent | Referent |
case | −1.2 (−4.5, 2.1) | −2.6 (−6.1, 1.0) | −10.0 (−17.4, -2.6)* | −9.6 (−17.9, -1.3)* |
BMI at baseline (kg/m2) | 1.1 (0.6, 1.6)* | 1.1 (0.6, 1.6)* | 0.6 (−0.6, 1.8) | 0.8 (−0.4, 2.0) |
Steroids ≥3 months | ||||
no | Referent | Referent | Referent | Referent |
yes | 6.1 (−1.6, 13.7) | 6.8 (−1.7, 15.3) | −2.2 (−19.9, 15.5) | 1.5 (−18.3, 21.3) |