Table 1.

Patient demographics and clinical characteristics (N = 568)

Characteristicn%
Median age, y63
 Range31–83
Gender
 Male34561
 Female22339
Median body surface area, m21.90
Range1.37–2.51
WHO performance status
 036464
 120236
 No data20.3
Site of primary tumor
 Colon26547
 Rectum15227
 Rectosigmoid14826
 No data30.5
Previous adjuvant therapy
 Yes7714
 No49186
Treatment arm
 CB group (without cetuximab)28149
 CBC group (with cetuximab)28751
Median number of treatment courses10
 Range0–44a

Abbreviation: WHO, World Health Organization.

  • aOnly one patient received zero courses and was accidently included in the analysis. All other patients received 1 or more courses of treatment.