TABLE I.
Characteristics of 76 patients at the time of diagnosis (Dx) of metastatic (stage IV) disease
| Characteristic | Value |
|---|---|
| Age (years) | |
| Median | 60 |
| Range | 31–92 |
|
| |
| Sex [n (%) men] | 37 (49) |
|
| |
| Ethnicity [n (%)] | |
| East or Southeast Asian | 36 (47) |
| White | 29 (38) |
| Other | 11 (14) |
|
| |
| Smoking status [n (%) never-smoker] | 15 (20) |
|
| |
| Education [n (%) no postsecondary] | 22 (29) |
|
| |
| Employment [n (%) employed] | 32 (42) |
|
| |
| Marital status [n (%) married] | 53 (70) |
|
| |
| ecog PS | |
| 0 | 26 (34) |
| 1 | 38 (50) |
| 2 | 4 (5) |
| Not available | 8 (11) |
|
| |
| Histology [n (%) adenocarcinoma] | 71 (93) |
|
| |
| First-line drug [n (%) tki] | 44 (58) |
|
| |
| First encounter drug [n (%)] | |
| Tyrosine kinase inhibitor | 32 (42) |
| Chemotherapy | 6 (8) |
| At Dx or not on treatment | 38 (50) |
|
| |
| Sites of metastasis at first encounter [n (%)] | |
| 0 | 13 (17) |
| 1 | 28 (37) |
| ≥2 | 35 (46) |
| Pleura | 22 (29) |
| Lymph node | 25 (33) |
| Brain | 23 (30) |
| Liver | 9 (12) |
| Bone | 26 (34) |
| Adrenal gland | 2 (3) |
ecog PS = Eastern Cooperative Oncology Group performance status.