. Author manuscript; available in PMC: 2022 Oct 1.

Published in final edited form as: J Endod. 2021 Jul 16;47(10):1575–1582. doi: 10.1016/j.joen.2021.07.008

Table 1:

Agreement and disagreement dataset for 2 observers in the detection of apical periodontitis/rarefying osteitis. The calculated Cohen’s kappa is 0.56 (95% Confidence Interval 0.52, 0.60).

		Examiner 1 (Oral and Maxillofacial Radiologist)
		Present	Absent
*Examiner 2 (Endodontist)*	Present	571	106	677
*Examiner 2 (Endodontist)*	Absent	271	769	1040
		842	875	1717