TABLE 1.

A five-tiered grading system to evaluate wound healing

Score	Reepithelialization	Granulation tissue	Dermis organization	Inflammatory infiltrate
0	Trace and modest keratinocyte migration	Trace	Absent	Absent
1	Evident keratinocyte migration	Hypocellular and no vessels	Trace	Modest
2	Differentiation	Many cells and few vessels	Modest	Good
3	Hypertrophic and partial stratum corneum	Many fibroblasts, some fibers, and some vessels	Good	Evident
4	Complete and normal	More fibers and few cells	Evident	Absent