Table 2.

Results of Cohen Kappa Test Between Readers

Reflectance Confocal Microscopy Features	Concordance Between Readers (k)	P Value
Inflammatory cell infiltrate	0.88	<0.0001
Rimmed dermal papillae	0.90	<0.0001
Interfollicular fibrosis	0.86	<0.0001
Perifollicular fibrosis	0.85	<0.0001
White papillae	0.79	<0.0001
Tufted hair	0.94	<0.0001
Yellow follicular pustules	0.90	<0.0001
Dilated blood vessels	0.80	<0.0001