Table 3 Ultrasound characteristics
From: Influence of Inflammatory Polyarthritis on Quantitative Heel Ultrasound Measurements
Variable | Men | Women | ||||
|---|---|---|---|---|---|---|
IP | Non-IP | IP | Non-IP | |||
N = 52 | N = 104 | N = 87 | N = 174 | |||
mean (SD) | mean (SD) | p value | mean (SD) | mean (SD) | p value | |
Broadband ultrasound attenuation (dB/MHz) | 85.8 (18.1) | 91.1 (18.6) | 0.09 | 70.6 (16.2) | 69.3 (14.7) | 0.52 |
Speed of sound (m/s) | 1629.0 (47.6) | 1644.0 (35.5) | 0.03 | 1617.6 (40.3) | 1624.5 (38.9) | 0.18 |