TABLE 3.

Interobserver concordance. [Copyright: ©2013 Börve et al.]

	FTF vs TD 1*		FTF vs TD 2*		TD 1 vs TD 2*
Diagnostic level	IOC (95% CI)*	κ*	IOC (95% CI)*	κ*	IOC (95% CI)*	κ*
Primary diagnosis	55% (43–67%)	0.47	57% (44–68%)	0.48	58% (45–70%)	0.51
Benign vs malignant	77% (65–86%)	0.50	78% (67–87%)	0.50	78% (67–87%)	0.49
Melanocytic vs non-melanocytic	88% (78–95%)	0.77	91% (82–97%)	0.82	88% (78–95%)	0.77
Combination**	71% (59–81%)	0.60	72% (60–83%)	0.61	71% (59–81%)	0.59

^*FTF, face-to-face dermatologist; TD 1, teledermoscopist 1; TD 2, teledermoscopist 2; IOC, interobserver concordance; CI, confidence interval; κ, kappa value.

^**Combination of correct classification as benign or malignant and melanocytic or non-melanocytic.