Characteristics | Total (N) | Odds ratio (OR) | P value |
---|---|---|---|
T stage (T2, T3, and T4 versus T1) | 532 | 0.774 (0.538–1.112) | 0.167 |
N stage (N1, N2, and N3 versus N0) | 519 | 0.900 (0.624–1.299) | 0.575 |
M stage (M1 versus M0) | 386 | 0.591 (0.245–1.347) | 0.221 |
Pathologic stage (stage III and stage IV versus stage I and stage II) | 531 | 0.674 (0.440–1.028) | 0.049 |
Primary therapy outcome (PR and CR versus PD and SD) | 446 | 1.923 (1.240-3.008) | 0.004 |
Gender (male versus female) | 535 | 0.681 (0.484–0.958) | 0.028 |
Race (white versus Asian and Black or African American) | 468 | 1.385 (0.809–2.397) | 0.238 |
Age (>65 versus ≤ 65) | 516 | 1.168 (0.827–1.651) | 0.378 |
Residual tumor (R1 and R2 versus R0) | 372 | 1.184 (0.443–3.219) | 0.735 |
Anatomic neoplasm subdivision (right versus left) | 520 | 0.765 (0.537–1.087) | 0.136 |
Anatomic neoplasm subdivision2 (peripheral lung versus central lung) | 189 | 1.120 (0.610–2.065) | 0.715 |
number_pack_years_smoked (≥ 40 versus <40) | 369 | 0.555 (0.366–0.838) | 0.005 |
Smoker (yes versus no) | 521 | 0.266 (0.148–0.458) | <0.001 |