[Retracted] Effect and Safety of ALA-PDT Combined with 1550 nm Fractional Therapy Laser in Treating Rosacea

Table 3

Comparison of skin lesion scores before and after treatment.

Time	ALA-PDT group (n = 38)	Laser group (n = 38)	Combination group (n = 38)	F
Before treatment	9.46 ± 2.40	10.10 ± 2.32	9.88 ± 2.60	0.673	0.521
After treatment	4.05 ± 1.02	3.88 ± 1.10	2.30 ± 0.60^#	40.677	<0.001
t	12.79	14.93	17.51
	<0.001	<0.001	<0.001

Note. Comparison with the ALA-PDT group, comparison with the laser group, ^#.