Table 1

Statistics of the parameters tested for correlation with the polarimetric RNFLT changes

Mean (SD)Range
Central corneal thickness at baseline (μm), n=20563.55 (35.38)510–635
Decrease of central corneal thickness due to LASIK (μm), n=2083.45 (22.94)27–119
Decrease of cylindrical refractive error due to LASIK (D), n=121.36 (1.48)0.5–4.5
Duration of suction during LASIK (second), n=2046.90 (10.38)30.0–79.0