Table 1: Demographic and pathological characteristics.

Characteristics Total ( )Inguinal dissection ( )Axillary dissection ( ) value

Gender
 Male 55 (52.9%)29 (46%)26 (63.4%)0.083
 Female 49 (47.1%)34 (54%)15 (36.5%)
Age
 Mean ± SD54.5 (±16.98)57.4 (±16.70)
50 (±16.06)
0.029
 Median 566051
Primary site
 Extremity 88 (84.6%)61 (96.8%)27 (65.9%)<0.001
 Trunk 16 (15.3%)2 (3.2%)14 (34.1%)<0.001
Breslow (mm)
 Mean ± SD4.55 (±4.01)5.03 (±4.49)3.8 (±3.06)0.11
 Median 3.53.83
 1–1.79 mm17 (16.3%)10 (15.9%)7 (17.1%)0.872
 1.80–3.5 mm36 (34.6%)19 (30.2%)17 (41.5%)0.236
3.5 mm 51 (49%)34 (54%)17 (41.5%)0.213
Clarke’s level
 III or >26 (25%)16 (25.4%)10 (24.4%)0.908
 IV67 (64.4%)38 (60.3%)29 (70.7%)0.278
 V11 (10.6%)9 (14.3%)2 (4.9%)0.127
Ulceration
 Present 40 (38.5%)27 (42.9%)13 (31.7%)0.235
 Absent35 (51%)29 (46%)24 (58.5%)0.213
 Unknown 11 (10.6%)7 (11.1%)4 (9.75%)0.826
Lymph vascular invasion
 Present18 (17%)12 (19%)6 (14.6%)0.561
 Absent 72 (69.2%)43 (68.3%)29 (70.7%)0.789
 Unknown 14 (13.5%)8 (12.7%)6 (14.6%)0.777
Melanoma type
 Superficial spreading 51 (49%)29 (46%)22 (53.7%)0.447
 Nodular 29 (27.9%)16(25.4%)13 (31.7%)0.483
 Lentigo maligna 7 (6.7%)4 (6.3%)3 (7.3%)0.847
 Acral lentiginous 13 (12.5%)11 (17.5%)2 (4.9%)0.05
 Amelanotic4 (3.8%)3 (4.8%)1 (2.4%)0.547