Number | Percent | |
---|---|---|
Gender | ||
Male | 101 | 51 |
Female | 98 | 49 |
Ethnicity | ||
Asian | 1 | <1 |
Caucasian | 198 | >99 |
Smoking history | ||
Current smoker | 64 | 32 |
Former smoker | 118 | 59 |
Never smoker | 17 | 9 |
ECOG performance status* | ||
0 | 26 | 13 |
1 | 99 | 49 |
2 | 63 | 32 |
3 | 11 | 6 |
Tumour type | ||
Adenocarcinoma | 190 | 95 |
Adenosquamous carcinoma | 9 | 5 |
Tumour stage | ||
IIA + IIB | 2 | 1 |
IIIA + IIIB | 29 | 15 |
IV | 168 | 84 |
Erlotinib therapy | ||
First-line | 22 | 11 |
Second-line | 156 | 78 |
Third-line | 16 | 8 |
Fourth-line | 5 | 3 |
Age (years, mean (range)) | 64 (33–87) |