Table S1.

Clinical characteristics of 99 cases with stage I lung adenocarcinoma

Variables	N (%)
Gender
Male	47 (47.5%)
Female	52 (52.5%)
Age
≤60	44 (44.4%)
>60	55 (55.6%)
Location
Right	53 (53.5%)
Left	46 (46.5%)
T stage
Ia	44 (44.4%)
Ib	55 (55.6%)
Differentiation
Low	15 (15.2%)
Median	60 (60.6%)
High	24 (24.2%)
Pleural invasion
No	55 (55.6%)
Yes	44 (44.4%)
Vessel tumor emboli
No	94 (94.9%)
Yes	5 (5.1%)
Survival status
Live	62 (62.6%)
Death	37 (37.4%)