Table 3 PDUS and Swollen Joint Agreement by BMI Group
From: Joint-specific assessment of swelling and power Doppler in obese rheumatoid arthritis patients
Overall | BMI < 25 | BMI 25–30 | BMI > 30 | p | |
|---|---|---|---|---|---|
% Joints PDUS Positive | 42% | 54% | 40% | 30% | 0.018 |
% Joints Swollen | 44% | 48% | 37% | 45% | 0.611 |
% Agreement | 66% | 66% | 66% | 64% | 0.713 |
Sensitivity | 0.61 | 0.64 | 0.53 | 0.66 | 0.822 |
Specificity | 0.68 | 0.70 | 0.74 | 0.64 | 0.691 |
PPV | 0.59 | 0.71 | 0.58 | 0.44 | 0.023 |
NPV | 0.71 | 0.62 | 0.71 | 0.81 | 0.084 |