Table 1 Clinical characteristics of early-stage NSCLC patients in training and test sets
LUSC | LUAD | ||||
|---|---|---|---|---|---|
Training set | Test set | Training set | Test set | ||
N | 181 | 122 | 210 | 141 | |
Age | 68.41 ± 8.41 | 66.93 ± 9.48 | 65.43 ± 9.66 | 65.46 ± 9.98 | |
Sex | Female | 48 (26.52) | 32 (26.23) | 117 (55.71) | 73 (51.77) |
Male | 133 (73.48) | 90 (73.77) | 93 (44.29) | 68 (48.23) | |
Pathologic stage | I | 101 (55.80) | 69 (56.56) | 140 (66.67) | 99 (70.21) |
II | 80 (44.20) | 53 (43.44) | 70 (33.33) | 42 (29.79) | |
Therapy outcomea | CR | 128 (88.28) | 89 (85.58) | 138 (77.97) | 99 (81.15) |
PR | 1 (0.69) | 3 (2.88) | 1 (0.56) | 2 (1.64) | |
SD | 5 (3.45) | 7 (6.73) | 17 (9.60) | 4 (3.28) | |
PD | 11 (7.59) | 5 (4.81) | 21 (11.86) | 17 (13.93) | |
Smoking statusb | 1 | 5 (2.84) | 5 (4.20) | 33 (16.26) | 17 (12.32) |
2 | 62 (35.23) | 35 (29.41) | 48 (23.65) | 37 (26.81) | |
3 | 30 (17.05) | 18 (15.13) | 54 (26.60) | 37 (26.81) | |
4 | 77 (43.75) | 60 (50.42) | 66 (32.51) | 45 (32.61) | |
5 | 2 (1.14) | 1 (0.84) | 2 (0.99) | 2 (1.45) | |
Pack year | 52.20 ± 27.93 | 52.65 ± 28.92 | 39.18 ± 24.70 | 43.81 ± 28.38 | |