Table 5.
Contingency table of frequencies and percentages of agreement between raters A and B for the ultrasound-based diagnosis of tendinopathy using standardised criteria
| Rater A: n (%) | Rater B: n (%) | ||||
| Normal | R/ED | LD/D | Total (%) | Po (95% CI) | |
| Round 1 | |||||
| Normal | 6 (19.4) | 2 (6.5) | 0 (0.0) | 8 (25.8) | 0.60 (0.27 to 0.86) |
| R/ED | 2 (6.5) | 11 (35.5) | 4 (12.9) | 17 (54.8) | 0.57 (0.33 to 0.78) |
| LD/D | 0 (0.0) | 0 (0.0) | 6 (19.4) | 6 (19.4) | 0.60 (0.27 to 0.86) |
| Total | 8 (25.8) | 13 (41.9) | 10 (32.3) | 31 (100.0) | 0.74 (0.55 to 0.87) |
| Round 2 | |||||
| Normal | 3 (9.7) | 2 (6.5) | 0 (0.0) | 5 (16.1) | 0.60 (0.17 to 0.92) |
| R/ED | 0 (0.0) | 18 (58.1) | 1 (3.2) | 19 (61.3) | 0.81 (0.58 to 0.94) |
| LD/D | 0 (0.0) | 1 (3.2) | 6 (19.4) | 7 (22.6) | 0.75 (0.35 to 0.95) |
| Total | 3 (9.7) | 21 (67.7) | 7 (22.6) | 31 (100.0) | 0.87 (0.69 to 0.95) |
LD/D, late dysrepair/degenerative; Po, observed proportion of agreement; R/ED, reactive/early dysrepair.