Table 2. Confocal scanning laser microscopy data.

	Time 0	1 Month	3 Months	6 Months
Cell density of the intermediate epithelium	1969.5±85.4*	2639.1±178.2	3432.4±197.6	4881.2±175.7*
Subbasal nerve fibers	5.3±0.2*	5.0±0.1	3.8±0.2	2.6±0.2*
Nerve fiber tortuosity	3.8±0.1*	3.7±0.1	3.3±0.1	2.2±0.2*
Nerve fiber reflectivity	3.8±0.1*	3.6±0.1	3.1±0.1	2.1±0.2*
Keratocyte activation	3.6±0.1*	3.5±0.1	2.7±0.2	1.8±0.1*

*P<0.05.