Baseline | 6 Month | Change at 6 month | N (%) | Agreement Statistic | Symmetry of Disagreement |
Kappa Coefficient | Bowker’s Test | ||||
Negative | Negative | Negative to Negative | 25 (20.3) | 0.24, p = 0.0001 | p = 0.0001 |
Positive | Negative to Positive | 38 (30.9) | |||
Positive | Negative | Positive to Negative | 3 (2.4) | ||
Positive | Positive to Positive | 57 (46.3) |