Intraobserver and interobserver results of the static, web-based, exercise considering together results of midfoot and MTP 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 static exercise | Interobserver agreement of the static exercise | |||||||||||
| 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) | 61 (40–78) | 83 (51–94) | 0.64 (0.00–0.87) | 0.66 (0.03–0.87) | 59 | 63 | 75 | 83 | 0.50 | 0.64 | 0.51 | 0.66 |
| Joint effusion (0–1) | 59 (46–73) | 84 (30–100) | 0.67 (−0.39 to 1) | 0.67 (−0.40 to 1) | 63 | 56 | 80 | 80 | 0.80 | 0.61 | 0.61 | 0.61 |
| Cartilage damage (0–1) | 63 (46–79) | 84 (64–100) | 0.64 (0.22–1) | 0.68 (0.29–1) | 66 | 63 | 82 | 83 | 0.60 | 0.63 | 0.64 | 0.65 |
| Synovial hypertrophy score (0–3) | 33 (23–44) grade 1; 25 (19–35) grade 2; 14 (8–21) grade 3 | 61 (31–81) | 0.48 (0.06–0.73) | 0.49 (0.08–0.74) | 26 (grade 1) 29 (grade 2) 19 (grade 3) | 41 (grade 1) 21 (grade 2) 9 (grade 3) | 63 | 71 | 0.63 | 0.59 | 0.51 | 0.62 |
| Power Doppler score (0–3) | 24 (21–25) grade 1; 29 (25–33) grade 2; 14 (19–23) grade 3 | 92 (88–100) | 0.90 (0.83–1) | 0.90 (0.83–1) | 24 (grade 1) 29 (grade 2) 21 (grade 3) | 24 (grade 1) 29 (grade 2) 21 (grade 3) | 91 | 91 | 0.87 | 0.89 | 0.88 | 0.89 |
| Osteophytes score (0–3) | 37 (29–44) grade 1; 28 (23–37) grade 2; 21 (4–23) grade 3 | 73 (41–88) | 0.63 (0.24–0.83) | 0.65 (0.22–0.83) | 37 (grade 1) 28 (grade 2) 12 (grade 3) | 38 (grade 1) 29 (grade 2) 15 (grade 3) | 67 | 70 | 0.54 | 0.58 | 0.55 | 0.60 |
PABAK, prevalence-adjusted bias-adjusted kappa.