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. 2021 Feb 12;6(1):e000436. doi: 10.1136/bmjophth-2020-000436

Table 5.

Demonstrate the Bland-Altman analysis value of k and relative strength of agreement is interpreted as <0.20: poor, 0.21–0.40: fair, 0.41–0.60: moderate, 0.61–0.80: good, >0.81 very good

Method k P value Agreement
Manual vs MG -GAN (clinician I) 0.7081 0.0019 Good
Manual vs MG -GAN (clinician II) 0.5521 0.0199 Moderate
Clinician I vs clinician II 0.8549 <0.001 Good
Two MG-GAN measurement of clinician I 0.8665 <0.001 Very good