Detection of femoropopliteal arterial steno-occlusion at MR angiography: initial experience with artificial intelligence

European Radiology Experimental

Table 2 Tabular results of the quadratic weighted Cohen κ scores for the different readers and the deep learning (DL) model

Side	Classes	Reader 1 versus Reader 2	Reader 1 versus DL model	Reader 2 versus DL model
Left	2	0.90	0.72	0.74
	3	0.91	0.78	0.73
	4	0.92	0.80	0.73
Right	2	0.87	0.70	0.69
	3	0.87	0.69	0.69
	4	0.89	0.66	0.68

Different class scenarios were generated for various class separations, including binary class (0 versus 1−3), three-class (0 versus 1 or 2 versus 3), and four-class (0−3) cases