Table 4 Sensitivity of the bilateral (PsASon22) (a) and unilateral (PsASon13) (b) ultrasound composite scores to detect PsA characteristic ultrasound findings
(a) | GSS/GSE | PD-j/e | GS-Teno | PD-Teno | GS-Peri | PD-Peri | Erosion | Osteop./enthesop. |
Small joints | 89.2 | 81.6 | 71.4 | 75.0 | 95.2 | 92.9 | 91.9 | 100 |
DIP joints | 84.6 | 63.6 | n.a. | n.a. | 42.9 | 98.8 | ||
Large joints | 93.3 | 97.7 | n.a. | n.a. | n.a. | n.a. | ||
entheses | 100 | 87.8 | n.a. | n.a. | n.a. | n.a. | 71.9 | 94.0 |
(b) | GSS/GSE | PD-j/e | GS-Teno | PD-Teno | GS-Peri | PD-Peri | Erosion | Osteop./enthesop. |
Small joints | 92.8 | 73.5 | 66.7 | 57.1 | 57.1 | 50.0 | 79.7 | 100 |
DIPs | 58.5 | 54.5 | n.a. | n.a. | 35.7 | 96.4 | ||
Large joints | 81.3 | 72.1 | n.a. | n.a. | n.a. | n.a. | ||
entheses | 100 | 67.3 | n.a. | n.a. | n.a. | n.a. | 50.0 | 88.0 |