PZ T0 T1 PZ T0 T1
2 1 16° 2 2
6 4 17° 6 4
8 8 18° 3 2
2 1 19° 2 1
12 12 20° 12 9
3 2 21° 3 2
2 1 22° 12 9
6 6 23° 3 2
6 4 24° 2 1
10° 3 3 25° 6 4
11° 3 2 26° 12 12
12° 6 4 27° 2 1
13° 3 2 28° 3 2
14° 8 6 29° 12 9
15° 12 12 30° 6 4
T0 (qualitative evaluation) N° patients Grade   T1(qualitative evaluation) N° patients Grade  
   8         Grade 2         6              Grade 1
    2       No modification
  10                     Grade 3         8              Grade 2
     2        No modification
  12                      Grade 4         9              Grade 3
     3       No modification
Table 5: Evaluation of scars by Goodman and Baron quantitative and qualitative system after skin needling.