Preoperative descriptive statistics of subjects (Mean±SD).

<p>Preoperative descriptive statistics of subjects (Mean±SD).</p

Ocular surface parameters after ReLEx smile and FS-LASIK.

<p>Ocular surface parameters, including Corneal fluorescein (FL) staining, tear break-up time (TBUT), Schirmer I test (SIT), ocular surface disease index (OSDI) and central corneal sensitivity, were compared between patients undergoing ReLEx smile and FS-LASIK. ▴: significant differences between ReLEx smile and FS-LASIK. *: significant differences compared with preoperative level.</p

The concentrations of inflammatory mediators in tears after ReLEx smile and FS-LASIK.

<p>The tear levels of inflammatory mediators including interleukin-6 (IL-6), tumor necrosis factor-α (TNF-α), nerve growth factor (NGF) and intercellular adhesion molecule-1 (ICAM-1) was evaluated in patients undergoing ReLEx smile and FS-LASIK ▴: significant differences between ReLEx smile and FS-LASIK. *: significant differences compared with preoperative level.</p