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Table 4 Evaluation of LCI and BLI for inter-rater reliability

From: Linked color imaging improves visibility of reflux esophagitis

Grade of reflux esophagitis

MCE

ERE

All RE

Trainees

Experts

All

Trainees

Experts

All

Trainees

Experts

All

ICC

LCI

0.41 (0.12–0.63)

0.31 (-0.03–0.57)

0.57 (0.37–0.72)

0.50 (0.32–0.65)

0.66 (0.54–0.76)

0.73 (0.64–0.81)

0.47 (0.31–0.59)

0.59 (0.47–0.69)

0.71 (0.63–0.78)

BLI

0.34 (0.01–0.58)

0.35 (-0.05–0.56)

0.46 (0.22–0.65)

0.13 (-0.19–0.38)

0.39 (0.17–0.57)

0.49 (0.33–0.64)

0.17 (-0.68–0.39)

0.34 (0.15–0.49)

0.47 (0.33–0.59)

  1. BLI blue LASER imaging, ERE erosive reflux esophagitis (LA grades A–D), ICC Intra-class correlation coefficient (95% confidence interval), LCI linked color imaging, MCE minimal change esophagitis (LA grade M)