Table I.
Clinical characteristics of lung adenocarcinoma patients in the present study.
| Characteristics | Training cohort (n=264) | Verifying cohort (n=222) | Total cohort (n=486) |
|---|---|---|---|
| Vital status | |||
| Alive | 163 (61.7) | 145 (65.3) | 308 (63.4) |
| Dead | 101 (38.3) | 77 (34.7) | 178 (36.6) |
| Age (years) | |||
| <65 | 121 (45.8) | 95 (42.8) | 216 (44.4) |
| ≥65 | 143 (54.2) | 127 (57.2) | 270 (55.6) |
| Sex | |||
| Female | 143 (54.2) | 120 (54.1) | 263 (54.1) |
| Male | 121 (45.8) | 102 (45.9) | 223 (45.9) |
| Stage | |||
| I | 143 (54.2) | 120 (54.1) | 263 (54.1) |
| II | 58 (22.0) | 59 (26.6) | 117 (24.1) |
| III/IV | 63 (23.8) | 43 (19.3) | 106 (21.8) |
Values are expressed as n (%).