Comparison of Five Parathyroid Scintigraphic Protocols

Table 7

The comparison of reader agreement (accuracy and sensitivity) between physicians.

𝜅 coefficient for	Physicians	Image set
		1	2	3	4	5
Accuracy	1 versus 4	0.56	0.84	0.67	0.97	0.62
	1 versus 3	0.56	0.84	0.72	0.97	0.56
	1 versus 2	0.69	0.84	0.59	0.92	0.69
	4 versus 3	1.00	1.00	0.96	1.00	0.91
	4 versus 2	0.86	0.78	0.84	0.89	0.59
	3 versus 2	0.86	0.78	0.88	0.89	0.53
Sensitivity	1 versus 4	0.44	0.90	0.30	0.84	0.69
	1 versus 3	0.44	0.90	0.41	0.84	0.57
	1 versus 2	0.56	1.00	0.20	0.61	0.81
	4 versus 3	1.00	1.00	0.77	1.00	0.86
	4 versus 2	0.85	0.90	0.48	0.43	0.69
	3 versus 2	0.85	0.90	0.61	0.43	0.57