The Ultrasound Journal

Table 1 Cohen’s Kappa coefficient categorisation

From: The correlation between point-of-care ultrasound and digital tomosynthesis when used with suspected COVID-19 pneumonia patients in primary care

Values of Kappa	Categorisation
0.00	No agreement
0.01–0.2	Poor agreement
0.21–0.40	Fair agreement
0.41–0.60	Moderate agreement
0.61–0.80	Substantial agreement
0.81–1.00	Almost perfect agreement

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