Table 2.

Agreement clinical (Cl)—ultrasound (US) and operative (OP) diagnosis.

Comparison	Type of diagnosis	No. of categories	n	κ	95% Confidence interval
Cl—OP	Detailed diagnosis	19	82	0.73	[0.63, 0.83]
US—OP	Detailed diagnosis	19	79	0.89	[0.82, 0.96]
Cl—OP	Pooled diagnosis	6	48	0.85	[0.74, 0.96]
US—OP	Pooled diagnosis	6	47	0.95	[0.88, 1]

Pooled diagnosis, see Table 1