Observer Performance in the Use of Digital and Optical Microscopy for the Interpretation of Tissue-Based Biomarkers

Table 7

Intermodality agreement (optical versus digital) in the assessment of Ki-67 with whole slides and TMA using Kendall’s tau- metric [95% CI].

Intermodality agreement for Ki-67	Kendall’s tau- on continuous scores
Whole slides	0.78 [0.67–0.87]
TMA	0.78 [0.71–0.82]