TABLE 1.

All patients information.

Variable	Total	Training	Validation	Statistic	P_value
Recovery	81 (69.2%)	57 (68.7%)	24 (70.6%)	0	1
Scar	36 (30.8%)	26 (31.3%)	10 (29.4%)
Female	71 (60.7%)	51 (61.4%)	20 (58.8%)	0	0.96
Male	46 (39.3%)	32 (38.6%)	14 (41.2%)
Face	10 (8.5%)	6 (7.2%)	4 (11.8%)	1.15	0.56
Arm and leg	17 (14.5%)	11 (13.3%)	6 (17.6%)
Strunk	90 (76.9%)	66 (79.5%)	24 (70.6%)	1.15	0.56
Trauma	6 (5.1%)	5 (6%)	1 (2.9%)	2.64	0.27
Operation	21 (17.9%)	12 (14.5%)	9 (26.5%)	2.64	0.27
Unknow	90 (76.9%)	66 (79.5%)	24 (70.6%)	2.64	0.27
Age (year)	27 [23, 35]	27 [23, 35]	28 [23, 34.75]	0.12	0.73
Height (m)	1.64 [1.58, 1.72]	1.65 [1.58, 1.72]	1.63 [1.58, 1.74]	0.26	0.61
Weight (kg)	56 [50, 62]	56 [50.5, 62]	56.5 [50.25, 65]	0.13	0.72
BMI	20.32 [19.23, 21.88]	20.15 [18.95, 21.95]	21.17 [19.68, 21.76]	0.95	0.33
Course	3 [2, 5]	3 [2, 4]	2.5 [2, 5]	0.09	0.77
Dose (Gy)	80 [60, 120]	85 [60, 120]	62.5 [60, 142.5]	0.27	0.6
Scarlong (mm)	20 [14, 35]	20 [13.5, 31]	27 [14, 39.25]	1.39	0.24
Scarshort (mm)	9 [6, 12]	9 [6, 12.5]	8 [5.25, 11.75]	0.41	0.52
Scarheight (mm)	2 [1, 3]	2 [2, 3]	2 [1, 3]	0.01	0.94
Scartime (month)	60 [24, 120]	48 [24, 114]	60 [19.5, 120]	0	0.96