Table 1.

Global assessment by nontreating dermatologists.

Grading	4 weeks of follow-up, n = 20		12 weeks of follow-up, n = 20
	Side A	Side B	Side A	Side B
0 (no improvement)	8	12	13	16
1 (1–25% improvement, minimal)	8	7	1	4
2 (26–50% improvement, moderate)	2	1	5	—
3 (51–75% improvement, good)	2	—	1	—
4 (>75% improvement, excellent)	—	—	—	—

Side A: fractional CO₂ laser treated side.

Side B: control side.