Table 4.

Correlations for flare elevation on the postoperative 1^st day and endothelial cell loss (linear regression analysis).

Parameters	Correlations between flare elevation and variables		Correlations between endothelial loss and variables
	Pearson' r	P	Pearson' r	P
Preoperative UCVA	0.216	0.126	0.010	0.479
Preoperative CDVA	−0.018	0.463	0.158	0.203
Preoperative spherical R. Err	−0.139	0.145	0.128	0.249
Preoperative cylindrical R. Err	0.114	0.275	0.209	0.134
Preoperative spherical. equivalent	−0.221	0.120	0.178	0.173
Preoperative CCT	0.050	0.396	0.140	0.231
Ablation dept	0.227	0.114	0.133	0.242
Age	0.083	0.331	−0.127	0.252
Preoperative hexagonality	−0.181	0.169	0.151	0.212
Preoperative coefficient of variation	0.120	0.264	−0.037	0.422
Preoperative flare value	−0.226	0.116	0.239	0.101
Preoperative endothelial count	0.044	0.409	0.356	0.027

CCT, central corneal thickness; UDVA, uncorrected distance visual acuity; CDVA, corrected distance visual acuity; R. Err, refractive error. The bold represents p <0.05.