|
Variables
|
MPA (n = 55)
|
LA(n = 76)
|
χ2
|
p
|
|---|
|
Gender
| | |
0.518
|
0.485
|
|
Female
|
24(43.6%)
|
38(50.0%)
| | |
|
Male
|
31(56.4%)
|
38(50.0%)
| | |
|
Age(years)
| | |
7.452
|
0.008**
|
|
> 65
|
20(36.4%)
|
46(60.5%)
| | |
|
≤ 65
|
35(63.6%)
|
30(39.5%)
| | |
|
Smoking history
| | |
0.191
|
0.723
|
|
Ever
|
26(47.3%)
|
33(43.4%)
| | |
|
Never
|
29(52.7%)
|
43(56.6%)
| | |
|
Tumor size(cm)
| | |
0.058
|
0.851
|
|
> 3.0
|
17(30.9%)
|
25(32.9%)
| | |
|
≤ 3.0
|
38(69.1%)
|
51(67.1%)
| | |
|
Lymphovascular invasion
| | |
1.645
|
0.225
|
|
Present
|
17(30.9%)
|
16(21.1%)
| | |
|
Absent
|
38(69.1%)
|
60(78.9%)
| | |
|
Tumor differentiation
| | |
0.179
|
0.835
|
|
Well/moderate
|
43(78.2%)
|
57(75.0%)
| | |
|
Poor
|
12(21.8%)
|
19(25.0%)
| | |
|
N status
| | |
4.291
|
0.03*
|
|
N0
|
31(56.4%)
|
56(73.7%)
| | |
|
N1/N2
|
24(43.6%)
|
20(26.3%)
| | |
|
Pleural invasion
| | |
4.117
|
0.036*
|
|
Present
|
15(27.3%)
|
10(13.2%)
| | |
|
Absent
|
40(72.7%)
|
66(86.8%)
| | |
|
Stage
| | |
5.701
|
0.024*
|
|
I/II
|
47(85.5%)
|
51(67.1%)
| | |
|
III/IV
|
8(14.5%)
|
25(32.9%)
| | |
|
Mutation status
| | | | |
|
EGFR mutation
|
42(76.4%)
|
42(55.3%)
|
6.175
|
0.016*
|
|
EML4-ALK fusion
|
3(5.5%)
|
1(1.3%)
|
1.846
|
0.309
|
|
ROS1 fusion
|
6(10.9%)
|
1(1.3%)
|
5.806
|
0.041*
|
- MPA micropapillary lung adenocarcinoma, LA lung adenocarcinoma without micropapillary component
- *p<0.05; **p<0.01 compared with LA
