Agreement between two class categorisation of real proportion (between 26% and 75%) of pink squares in the grid and that obtained by comparison of two unequal sized grids by all histopathologists (consultants and trainees)
| Real (%) | ||
|---|---|---|
| 26–50% | 51–75% | |
| κ Statistic 0.94 (95% confidence interval, 0.91 to 0.98). | ||
| Estimated (%) | ||
| 26–50% | 166 | 2 |
| 51–75% | 8 | 174 |