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

Table 1 Comparison of the modified Vancouver Assessment Scale scores before, 1 and 6 mo after the combination treatment

Score	Example number	Before combination therapy	1 mo after the combination treatment	6 mo after the combination treatment	t value	P value
mVSS	19	13.21 ± 2.20	4.68±2.41	/	15.12	< 0.001
mVSS	19	13.21 ± 2.20	/	0.89 ± 2.11	24.27	< 0.001
mVSS	19	/	4.68 ± 2.41	0.89 ± 2.11	7.69	< 0.001

mVSS: Modified Vancouver Assessment Scale.

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

Table 3 Comparison of the Observer Scale scores before and 6 mo after the combination treatment

Item	Before combination therapy	6 mo after the combination treatment	t value	P value
Vascularity	8.20 ± 1.15	1.27 ± 1.03	17	< 0.001
Color and luster	7.87 ± 1.13	1.40 ± 1.06	18.47	< 0.001
Thickness	7.73 ± 1.28	1.47 ± 1.30	20.87	< 0.001
Roughness	7.13 ± 1.60	1.40 ± 1.06	13.67	< 0.001
Compliance	7.87 ± 1.30	1.47 ± 1.30	19.09	< 0.001
Superficial area	7.33 ± 1.50	1.27 ± 1.03	17.61	< 0.001
Overall evaluation	7.53 ± 1.36	1.40 ± 1.06	22.41	< 0.001

Table 4 Comparison of the Observer Scale scores

Item	1 mo after the combination treatment	6 mo after the combination treatment	t value	P value
Vascularity	2.67 ± 1.05	1.27 ± 1.03	10.69	< 0.001
Color and luster	2.87 ± 1.60	1.40 ± 1.06	5.05	< 0.001
Thickness	1.93 ± 0.88	1.47 ± 1.30	1.97	0.068
Roughness	1.73 ± 0.80	1.40 ± 1.06	1.58	0.136
Compliance	2.80 ± 1.08	1.47 ± 1.30	4.39	0.001
Superficial area	2.20 ± 1.01	1.27 ± 1.03	3.5	0.004
Overall evaluation	2.47 ± 0.83	1.40 ± 1.06	4.68	< 0.001

Data are expressed as the mean ± SD.

Table 5 Comparison of the Patient Scale scores before and 1 mo after the combination treatment

Item	Before combination therapy	1 mo after the combination treatment	t value	P value
Degree of pain	2.67 ± 2.09	1.27 ± 0.59	2.82	0.014
Degree of itching	6.27 ± 2.02	1.60 ± 0.74	9.26	< 0.001
Pigment	7.87 ± 1.55	2.80 ± 1.66	10.95	< 0.001
Hardness	8.20 ± 1.08	2.40 ± 0.83	17.02	< 0.001
Thickness	7.73 ± 1.58	1.93 ± 1.16	12.08	< 0.001
Irregular degree	7.33 ± 1.68	1.80 ± 1.15	14.23	< 0.001
Overall evaluation	7.80 ± 1.21	2.27 ± 1.10	17.2	< 0.001

Data are expressed as the mean ± SD.

Table 6 Comparison of the Patient Scale score before and in 6 mo after the combination treatment

Item	Before combination therapy	6 mo after the combination treatment	t value	P value
Degree of pain	2.67 ± 2.09	1.13 ± 0.52	2.98	0.01
Degree of itching	6.27 ± 2.02	1.33 ± 1.05	10.02	< 0.001
Pigment	7.87 ± 1.55	1.73 ± 1.39	15.3	< 0.001
Hardness	8.20 ± 1.08	1.47 ± 1.06	20.38	< 0.001
Thickness	7.73 ± 1.58	1.47 ± 1.30	14.19	< 0.001
Irregular degree	7.33 ± 1.68	1.20 ± 0.78	15.78	< 0.001
Overall evaluation	7.80 ± 1.21	1.53 ± 1.06	19.85	< 0.001

Table 7 Comparison of the Patient Scale scores in 1 and 6 mo after the combination therapy

Item	1 mo after the combination treatment	6 mo after the combination treatment	t value	P value
Degree of pain	1.27 ± 0.59	1.13 ± 0.52	1.47	0.164
Degree of itching	1.60 ± 0.74	1.33 ± 1.05	1.17	0.262
Pigment	2.80 ± 1.66	1.73 ± 1.39	2.98	0.1
Hardness	2.40 ± 0.83	1.47 ± 1.06	2.71	0.017
Thickness	1.93 ± 1.16	1.47 ± 1.30	1.45	0.169
Irregular degree	1.80 ± 1.15	1.20 ± 0.78	2.36	0.033
Overall evaluation	2.27 ± 1.10	1.53 ± 1.06	2.96	0.01

Data are expressed as the mean ± SD.