Table 5

Agreement between two class categorisation of real proportion (between 26% and 75%) of pink squares in the grid and that estimated by all histopathologists (consultants and trainees) for the 100 × 100 square grid

Real (%)
26–50%51–75%
κ Statistic 0.60 (95% confidence interval, 0.45 to 0.76).
Estimated (%)
26–50%320
51–75%1937