Table 1.
MDA Cohort (n = 489) | CIMA-CUN Cohort (n = 95) | ||
---|---|---|---|
n (%) | n (%) | ||
Age | <65 | 180 (36.8) | 47 (49.5) |
≥65 | 309 (63.2) | 48 (50.5) | |
Gender | Female | 260 (53.2) | 13 (13.7) |
Male | 229 (46.8) | 82 (86.3) | |
Smoking habits | Current | 167 (34.2) | 21 (22.1) |
Former | 255 (52.1) | 66 (69.5) | |
Never | 67 (13.7) | 8 (8.4) | |
Histology | ADC | 299 (61.1) | 45 (47.4) |
SCC | 171 (35.0) | 46 (48.4) | |
Other | 19 (3.9) | 4 (4.2) | |
Stage (8th edition) | I | 282 (57.7) | 44 (46.3) |
II | 106 (21.7) | 31 (32.6) | |
III | 92 (18.8) | 18 (18.9) | |
IV | 9 (1.8) | 2 (2.1) | |
Adjuvant therapy | No | 317 (64.8) | 54 (56.8) |
Yes | 119 (24.3) | 41 (43.2) | |
NA * | 53 (10.8) |
* Not available; ADC: adenocarcinoma; SCC: squamous cell carcinoma.