Number of hand joints and sites assessed by each of the four compared radiological scoring methods, general results of the scorings at baseline (normalised values) and time to perform each method
| Scoring method | ST | TMC | MCP | PIP | DIP | Total number of joints assessed | Normalised reader 1; mean (SD) | Units (0–100) reader 2; mean (SD) | Mean (SD) time to perform (min) |
|---|---|---|---|---|---|---|---|---|---|
| DIP, distal interphalangeal; MCP, metacarpophalangeal; PIP, proximal interphalangeal; ST, scapho-trapezial; TMC, trapezio-metacarpal. | |||||||||
| Global (yes/no) | Yes | Yes | Yes | Yes | Yes | 32 | 38.9 (16.9) | 29.5 (17.2) | 1.5 (0.5) |
| Kellgren–Lawrence | No | Yes | Yes | Yes | Yes | 30 | 24.1 (11.9) | 14.3 (11.7) | 1.9 (0.6) |
| Kallman | Yes | Yes | No | Yes | Yes | 22 | 21.1 (11.1) | 12.2 (11.4) | 3.5 (0.7) |
| Verbruggen–Veys | No | No | Yes | Yes | Yes | 28 | 9.8 (6.7) | 10.6 (9.5) | 1.6 (0.5) |