Table 3.

Epithelization time for grades of injury, type of injury, time of AMT, and age group

Average Epithelization time in weeks: 5.80±2.92 (range 2-12 weeks)*
Grades of injury	Types of agents	Time of AMT in days	Age in years
III: 4.75±3.11	Acid: 4.86±1.34	0-≤ 7 days:	≤14:5.35±2.59
IV: 5±1.41	Alkali :6±3.2	6.11±3.35	>14:6.33±3.31
V: 4.67±1.53	Thermal: 7±4.3	>7-14 days:
VI: 8.00±3.25		5.22±1.92
P=0.079	P=0.540	P=0.469	P=0.407

*one eye of grade VI alkali injury went into phthisis, not considered in the calculation for epithelization