Table 1.

Comparison of radiologist ratings of the Erlenmeyer flask deformity across a 3-point system of classification

		Radiologist 2
		No EFD	Mild EFD	Severe EFD	Total
Radiologist 1	No EFD	19	1	0	20
	Mild EFD	8	31	3	42
	Severe EFD	0	4	34	38
	Total	27	36	37	100