Table 1.

Classification for skin reaction.

Erythema	Score	Edema	Score
No erythema	0	No edema	0
Very slight erythema	1	Very slight edema	1
Well defined erythema	2	Well defined edema (edges of the area well defined by define raising)	2
Moderate to severe erythema	3	Moderate edema (raising approximately 1 mm)	3
Severe erythema (beet redness) to eschar formation	4	Severe edema (raised more than 1 mm and extended beyond the area of exposure)	4