Table 2.

Intra-observer analysis for all surgeons

Surgeon	Subset	κ-statistic	p-value
Surgeon 1	Overall	0.340	<0.001
	Site	0.765	<0.001
	Size	0.481	<0.001
	Nature	0.757	<0.001
Surgeon 2	Overall	0.392	<0.001
	Site	1.0	<0.001
	Size	0.438	<0.001
	Nature	0.656	<0.001
Surgeon 3	Overall	0.788	<0.001
	Site	0.955	<0.001
	Size	0.561	<0.001
	Nature	0.766	<0.001