Study group

N = 29

Control group

N = 30

p-value

Pain

19 (65.5%)

8 (26.7%)

0.003

Scar

7 (24.1%)

19 (63.3%)

0.002

Recurrence

5 (17.2%)

18 (60.0%)

0.001

Relative risk (RR)

0.29 (0.12 to 0.67)

Relative risk reduction (RRR)

71% (32.8% - 87.7%)

Absolute risk reduction (ARR)

42.8% (18% - 60.9%)

Number needed to treat (NNT)

2 (6 - 2)