Table 4.

Linear regression analysis demonstrating association between selected demographic and ocular factors to each Corvis ST parameters at the second applanation moment

	T2		L2		V2
	SC	P -value${}^a$	SC	P -value${}^a$	SC	P -value${}^a$
Age
Sex (male to female)
SE
Km		–0.092	0.021${}^b$
Ka		–0.117	0.003${}^b$
CCT		0.134	0.001${}^b$	0.107	0.007${}^b$
IOP	–0.568	$<$ 0.001${}^b$
${}^a$Only factors with P-value $<$ 0.05 in simple linear regression analysis are shown here
${}^b$Denotes factors that remained significant after multiple stepwise linear regression analysis
CCT, central corneal thickness; IOP, intraocular pressure; Ka, astigmatic keratometry; Km, mean keratometry; L2, length of applanation 2; SC, standardized coefficient; SE, spherical equivalent refraction; T2, time of applanation 2; V2, velocity of applanation 2