Table 4 Consistency of the results between the predictive model and actual clinically observed TOL results
Predictive TOL results of the model | Clinical actual TOL results | Total | Kappa coefficient | Kappa coefficient 95% confidence interval | |
|---|---|---|---|---|---|
VBAC | Failed TOL | ||||
VBAC (total score ≥ 13) | 854 | 26 | 880 | 0.709 | 0.650–0.768 |
Failed TOL (total score < 13) | 56 | 126 | 182 | ||
Total | 910 | 152 | 1062 | ||