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Table 1 Patient characteristics (N = 58)

From: Pharmacogenetic profiling and cetuximab outcome in patients with advanced colorectal cancer

Age (years) Mean 60.2
  Range 32-83
Gender Men 36
  Women 22
PS 0 28
  1 22
  2 6
  3 2
Adjuvant chemotherapy No 41
  Yes 17
Primary tumor localization Right colon 6
  Left colon 30
  Rectum 21
  Unknown 1
Metastasis characteristics Single 23
  Multiple 35
  Synchronous 36
  Metachronous 22
KRAS mutation status Non-mutated 34
  Mutated at codon 12 or 13 16
  Unknown 8
Previous administration of bevacizumab for metastatic disease No 45
  Yes 13
Line of cetuximab treatment First 1
  Second 8
  Third 32
  ≥ 4th 17
Chemotherapy associated with cetuximab None 2
  Irinotecan 41
  FOLFIRI 14
  FOLFOX 1
Number of cetuximab cycles Mean 7.6
  Median 6.0
  Range 1-29