From: Response to gefitinib and erlotinib in Non-small cell lung cancer: a retrospective study
 | Gefitinib | Erlotinib | ||
---|---|---|---|---|
 | No | % | No | % |
TOTAL | 115 | Â | 45 | Â |
Gender | Â | Â | Â | Â |
   Female | 55 | 48 | 30 | 67 |
   Male | 60 | 52 | 15 | 33 |
Age | Â | Â | Â | Â |
   Avg. age | 66.53 |  | 66.76 |  |
   Range | 45-86 |  | 35-82 |  |
Smoking history | Â | Â | Â | Â |
   Smokers | 109 | 95 | 39 | 87 |
   Non-smokers | 5 | 1 | 4 | 9 |
   Unknown | 1 | 1 | 2 | 4 |
   Avg. pack-years | 43.6 |  | 42.2 |  |
Histology | Â | Â | Â | Â |
   Adenocarcinoma | 54 | 47 | 15 | 33 |
   Squamous | 27 | 23 | 9 | 20 |
   Bronchioalveolar | 8 | 6 | 2 | 4 |
   Large cell | 6 | 5 | 0 | 0 |
   Mixed | 2 | 2 | 0 | 0 |
   NSC not further specified | 17 | 15 | 20 | 44 |
Avg. ECOG | 1.37 | Â | 1.37 | Â |
Avg. previous lines of chemo | 1.26 | Â | 1.13 | Â |