Table 1 The clinicopathological characteristics of patients with resected T1-3N0 − 2 M0 NSCLC
Characteristics | Number of patients |
|---|---|
All patients | 6886 (100%) |
Gender | |
Male | 3363 (48.8%) |
Female | 3523 (51.2%) |
Age | |
≤65 | 2964 (43.0%) |
> 65 | 3922 (57.0%) |
Laterality | |
Right | 3958 (57.5%) |
Left | 2928 (42.5%) |
Race | |
White | 5770 (83.8%) |
Black | 589 (8.6%) |
Others | 527 (7.6%) |
N stage a | |
N0 | 4578 (66.5%) |
N1 | 1228 (17.8%) |
N2 | 1080 (15.7%) |
NELNs | |
N ≤ 6 | 2495 (36.2%) |
6<N ≤ 12 | 2272 (33.0%) |
N>12 | 2119 (30.8%) |
NPLNs | |
N = 0 | 4658 (67.6%) |
1 ≤ N ≤ 3 | 1623 (23.6%) |
N ≥ 4 | 605 (8.8%) |
Surgery type | |
SLET | 599 (8.7%) |
LET | 5748 (83.5%) |
PET | 539 (7.8%) |
Primary site | |
UL | 4125 (60.0%) |
ML | 414 (6.0%) |
LL | 2213 (32.1%) |
Others | 134 (1.9%) |
Histological grade | |
I | 816 (11.9%) |
II | 3158 (45.9%) |
III | 2766 (40.2%) |
IV | 146 (2.0%) |
Histology | |
AC | 3013 (43.8%) |
S | 1629 (23.7%) |
ASC | 206 (3.0%) |
BAA | 220 (3.2%) |
Others | 1818 (26.3%) |
Marital status | |
Single (never married) | 801 (11.6%) |
Married | 4115 (59.8%) |
Divorced | 854 (12.4%) |
Widowed | 1017 (14.8%) |
Others | 99 (1.4%) |
Tumor extension a | |
T1a ss | 729 (10.6%) |
T2 Visc PI | 4078 (59.2%) |
T2 Centr | 1366 (19.8%) |
T3 Inv | 68 (1.0%) |
T3 Satell | 645 (9.4%) |
Tumor size a | |
T1a ≤ 1(T ≤ 1) | 193 (2.8%) |
T1b>1–2(1<T ≤ 2) | 1573 (22.8%) |
T1c>2–3(2<T ≤ 3) | 1932 (28.1%) |
T2a>3–4(3<T ≤ 4) | 1449 (21.0%) |
T2b>4–5(4<T ≤ 5) | 865 (12.6%) |
T3>5–7(5<T ≤ 7) | 874 (12.7%) |
Survival status | |
Dead | 2443 (35.5%) |
Alive | 4443 (64.5%) |