Table 2

Contingency tables related to response status

ResponseTotalP
Yes (complete response, partial response)No (stable disease, progressive disease)
Sex0.77
 Male122638
 Female51318
 Total173956
Race1.00
 White153550
 Non-white246
 Total173956
Primary site1.00
 Oral cavity143347
 Oropharynx369
 Total173956
Smoke0.048
 Yes173047
 No088
 Total173855
Cigar years1.00
 None112637
 Medium5914
 High134
 Total173855
Pipe years0.81
 None133043
 Medium448
 High044
 Total173855
Chewing tobacco years0.79
 None143246
 Medium033
 High123
 Total153752
Drinks/weeka0.47
 None61016
 Medium102434
 High145
 Total173855
  • a The questionable value was classified as medium. For the analysis in which the questionable value was classified as high, P = 0.48.