Intraobserver and interobserver results of the live, patient-based, exercise on the midfoot joints (strength of agreement: <0.20 poor, 0.21–0.40 fair, 0.41–0.60 moderate, 0.61–0.80 good, 0.81–1.00 excellent)
| Intraobserver agreement of the live exercise_midfoot | Interobserver agreement of the live exercise_midfoot | |||||||||||
| Prevalence mean range (%) | Observed agreement mean, range (%) | Kappa mean range | PABAK mean range | Prevalence mean I round (%) | Prevalence mean II round (%) | Observed agreement mean, I round (%) | Observed agreement, mean, II round (%) | Kappa mean I round | Kappa mean II round | PABAK mean I round | PABAK mean II round | |
| Synovial hypertrophy (0–1) | 11 (3–18) | 90 (72–99) | 0.49 (0.08–0.79) | 0.80 (0.43–0.97) | 11 | 11 | 87 | 85 | 0.32 | 0.29 | 0.75 | 0.71 |
| Joint effusion (0–1) | 9 (4–18) | 92 (83–100) | 0.57 (0.17–1) | 0.85 (0.66–1) | 10 | 9 | 88 | 89 | 0.30 | 0.34 | 0.76 | 0.79 |
| Synovial hypertrophy score (0–3) | 8 (6–21) grade 1; 3 (1–7) grade 2; 1 (0–3) grade 3 | 88 (72–99) | 0.48 (0.09–0.80) | 0.56 (0.43–0.98) | 9 (grade 1) 3 (grade 2) 1 (grade 3) | 7 (grade 1) 4 (grade 2) 1 (grade 3) | 82 | 82 | 0.24 | 0.23 | 0.76 | 0.77 |
| Power Doppler score (0–3) | 2 (0–6) grade 1; 1 (0–2) grade 2; 0 (0–0) grade 3 | 97 (91–100) | 0.32 (−0.02 to 0.79) | 0.96 (0.87–1.0) | 2 (grade 1) 1 (grade 2) 0 (grade 3) | 2 (grade 1) 1 (grade 2) 0 (grade 3) | 97 | 96 | 0.22 | 0.13 | 0.95 | 0.95 |
| Osteophytes score (0–3) | 3 (14–70) grade 1; 7 (2–23) grade 2; 1 (0–5) grade 3 | 73 (58–89) | 0.43 (0.22–0.75) | 0.64 (0.43–0.85) | 34 (grade 1) 8 (grade 2) 0 (grade 3) | 34 (grade 1) 7 (grade 2) 1 (grade 3) | 54 | 52 | 0.18 | 0.17 | 0.38 | 0.37 |
PABAK, prevalence-adjusted bias-adjusted kappa.