Comparison of Color Light-Emitting Diode Corneal Topographer and Dual Rotating Scheimpflug–Placido Topographer

Table 2

Demographics and refractive error by group.

Parameter	Refractive group (n = 60)	Normal group (n = 60)	value
Mean age (y) ± SD	32.30 ± 8.05	32.78 ± 6.98	0.684
Sex, n (%)			0.133^†
Male	24 (40.0)	32 (53.3)
Female	36 (60.0)	28 (46.7)
Mean SE (D) ± SD (range)	−0.42 ± 0.46 (−1.75–0.50)	−2.28 ± 2.25 (−5.50–0.75)	<0.001^∗
Surgery, n (%)
LASEK	48 (80.0)	─
LASIK	12 (20.0)	─

LASEK, laser-assisted subepithelial keratectomy; LASIK, laser in situ keratomileusis; SE, spherical equivalent. Independent sample t-test; ^†chi-square test.