Table 1.

Diameters (mm) of the Softened Areas of Two Types of Early Keratoconus Phantoms

Type	1	2	3	4	5	6	Mean ± SD	P
CKP	4.52	4.64	4.52	4.63	4.52	4.53	4.56 ± 0.06	0.578
PKP	4.69	4.51	4.56	4.68	4.60	4.47	4.59 ± 0.09	—