Efficacy of surgical resection and ultra-reduced tension suture combined with superficial radiation in keloid treatment

Table 2 Comparison of the Observer Scale scores before and 1 mo after the combination treatment

Item	Before combination therapy	1 mo after the combination treatment	t value	P value
Vascularity	8.20 ± 1.15	2.67 ± 1.05	16.46	< 0.001
Color and luster	7.87 ± 1.13	2.87 ± 1.60	10.92	< 0.001
Thickness	7.73 ± 1.28	1.93 ± 0.88	19.59	< 0.001
Roughness	7.13 ± 1.60	1.73 ± 0.80	13.92	< 0.001
Compliance	7.87 ± 1.30	2.80 ± 1.08	13.65	< 0.001
Superficial area	7.33 ± 1.50	2.20 ± 1.01	14.66	< 0.001
Overall evaluation	7.53 ± 1.36	2.47 ± 0.83	17.84	< 0.001