表 2.

585 nm Q开关激光治疗双侧治疗前后研究者红斑主观评分比较(n=22)

Comparison of investigator's subjective erythema score on the 585 nm Q-switched laser treatment side and the control side(n=22)

Groups	Treatment side					Control side				Z 2	P 2
	0	1	2	3		0	1	2	3
Wilcoxon rank sum test, Z1, comparison of investigator’ s subjective erythema score prior treatment and on week 8 of treatment; Z2, comparison of Investigator’s subjective erythema score on the treatment side and on the control side.
Prior treatment, n	0	5	14	3		0	6	14	2	1.41	0.16
Week 8 of treatment, n	1	18	3	0		0	8	13	1	3.61	< 0.01
Z 1	4.24					1.73
P 1	< 0.01					0.08