Table 2

Results of all pathologists for phase I (n=41)

PathologistPercentage of cases ‘indefinite for dysplasia’Percentage agreement
(three categories)*
Consensus LGD and HGD cases underdiagnosed as NDBO (n (%)) n=28
Core pathologists
 124.482.90
 29.880.52 (7.1)
 322.080.51 (3.6)
 47.387.81 (3.6)
 59.878.03 (10.7)
New core pathologists
 B12.278.01 (3.6)
 E12.275.61 (3.6)
 J17.173.21 (3.6)
Aspirant panel members
 A12.239.016 (57.0)
 C14.658.51 (3.6)
 D31.765.92 (7.1)
 F12.270.70
 G12.268.32 (7.1)
 H7.368.31 (3.6)
 I9.868.31 (3.6)
Benchmark value†≤28≥69≤3 (11)
  • dary grey, score does not fall within benchmark values

  • light grey, score falls within benchmark values

  • *NDBO/IND/LGD+HGD.

  • †Based on eight core pathologists.

  • HGD, high-grade dysplasia; IND, indefinite for dysplasia; LGD, low-grade dysplasia; NDBO, non-dysplastic Barrett’s oesophagus.