Evaluation of a Tangential Map-Based Nomogram for Intrastromal Corneal Ring Segments’ Implantation in Keratoconus: One Year Results

Table 2

Cone location matching between both maps.

		Tangential map (N = 64)			Total	Matching rate (%)	value
		Central	Paracentral	Peripheral
Axial map (N = 64)	Central	4	2	0	6	67.6
	Paracentral	4	10	2	16	62.5
	Peripheral	0	26	16	42	38.1
	Total	8	38	18	64