Characteristics | No. of patients | % |
---|---|---|
No. of chemotherapy regimens before gefitinib | Â | |
   1 | 2 | 18 |
   2 | 4 | 36 |
   3 | 4 | 36 |
   4 | 1 | 9 |
Best response to gefitinib | Â | Â |
   PR | 8 | 73 |
   SD | 3 | 27 |
PFS to gefitinib | Â | Â |
   Median | 9.8 |  |
   95% CI | 6.6 - 16.7 |  |
Interval from discontinuation of gefitinib to 2nd EGFR-TKI | Â | |
   Median | 2.8 |  |
   95% CI | 1.9 - 6.9 |  |