Table 2: Agreement between shade determination methods

		Kappa value
	n	weighted
Observer 1 versus Trios® Color	63	0.72
Observer 2 versus Trios® Color	63	0.61
Observer 1 versus MHT SpectroShade™	63	0.68
Observer 2 versus MHT SpectroShade™	63	0,58
Trios® Color versus MHT SpectroShade™	63	0.83