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Table 9 Multivariate analysis of melanoma-specific survival

From: Melanoma characteristics in Brazil: demographics, treatment, and survival analysis

Variable Category n HR 95% CI (HR) p value
Gender Male 188 1.000 - -
  Female 221 0.508 0.314; 0.822 0.006
Age - 409 1.005 0.988; 1.021 0.582
DHL - 409 1.003 1.001; 1.004 <0.001
Anatomical location Head and neck 75 1.000 - -
  Lower limbs 126 0.575 0.305; 1.084 0.087
  Upper limbs 61 0.398 0.181; 0.878 0.022
  Trunk 147 0.429 0.226; 0.814 0.010
Histological subtype Acral lentiginous 30 1.000 - -
  Nodular 149 0.777 0.368; 1.642 0.509
  Superficial spreading 190 0.889 0.399; 1.981 0.774
  Lentigo maligna 14 0.516 0.098; 2.702 0.433
  Not classified/other 26 0.305 0.077; 1.207 0.091
Ulceration Present 167 1.000 - -
  Absent 242 0.902 0.554; 1.468 0.678
T T1 105 1.000 - -
  T2 104 3.005 1.135; 7.957 0.027
  T3 84 2.502 0.862; 7.264 0.092
  T4 116 4.264 1.479; 12.293 0.007
N N0 310 1.000 - -
  N1 34 2.143 1.058; 4.340 0.034
  N2 31 2.163 1.072; 4.367 0.031
  N3 34 3.249 1.772; 5.954 < 0.001
M M0 395 1.000 - -
  M1 14 3.658 1.633; 8.192 0.002
Locoregional recurrence No 367 1.000 - -
Yes 42 2.198 1.307; 3.696 0.003