| All | Gefitinib | VNR or GEM | P |
---|---|---|---|---|
Age (years) | Â | Â | Â | Â |
Median (range) | 80 (71–89) | 81 (71–85) | 79 (72–89) | 0.11 |
Male:Female | 20:34 | 5:17 | 15:17 | 0.09 |
ECOG PS | Â | Â | Â | Â |
0:1 | 12:42 | 8:14 | 4:28 | 0.05 |
Histology | Â | Â | Â | Â |
Adeno | 37 | 21 | 16 | < 0.001 |
Squamous | 8 | 1 | 7 | Â |
Other | 9 | 0 | 9 | Â |
Smoking history | Â | Â | Â | Â |
Never | 29 | 16 | 13 | 0.03 |
Former / current | 25 | 6 | 19 | Â |
Mutation type | Â | Â | Â | Â |
Exon 19 del | 6 | 6 | ― | ― |
Exon 21 L858R | 14 | 14 | ― |  |
Ex19del + L858R | 2 | 2 | ― |  |
Clinical stage | Â | Â | Â | Â |
IIIB | 20 | 9 | 11 | 0.78 |
IV | 34 | 13 | 21 | Â |