Characteristics | Group A (n = 58) | Group B (n = 62) | P |
---|---|---|---|
Number (%) | Number (%) | ||
Age | 0.996 | ||
< 50 | 9(15.52) | 10 (16.13) | |
50 ~ 60 | 33 (56.90) | 35 (56.45) | |
> 60 | 16 (27.58) | 17 (27.42) | |
Gender | 0.765 | ||
Female | 20 (34.48) | 23 (37.10) | |
Male | 38 (65.52) | 39 (62.90) | |
Location of the primary lesion | 0.971 | ||
Right upper lobe | 13 (22.41) | 15 (24.19) | |
Right middle lobe | 2 (3.45) | 3 (4.84) | |
Right lower lobe | 11 (18.97) | 13 (20.97) | |
Left upper lobe | 13 (22.41) | 14 (22.58) | |
Left lower lobe | 19 (32.76) | 17 (27.42) | |
Histology | 0.413 | ||
Adenocarcinoma | 33 (56.90) | 33 (53.22) | |
Squamous carcinoma | 24 (41.38) | 26 (41.94) | |
Large cell neuroendocrine carcinoma | 0 (0.00) | 2 (3.23) | |
Large cell undifferentiated carcinoma | 1 (1.72) | 0 (0.00) | |
Sarcomatoid carcinoma | 0 (0.00) | 1 (1.61) | |
Differentiation degree | 0.000 | ||
Well-differentiated | 31 (53.45) | 58 (93.55) | |
Moderately differentiated | 20 (34.48) | 1 (1.61) | |
Poorly differentiated | 7 (12.07) | 3 (4.84) | |
Lymph node metastasis | 0.000 | ||
pN0 | 0 (0.00) | 62 (100.00) | |
pN1 | 23 (39.66) | 0 (0.00) | |
pN2 | 35 (60.34) | 0 (0.00) | |
pN3 | 0 (0.00) | 0 (0.00) | |
T staging | 0.658 | ||
pT1 | 23 (39.66) | 28 (45.16) | |
pT2 | 22 (37.93) | 24 (38.71) | |
pT3 | 13 (22.41) | 10 (16.13) | |
pT4 | 0 (0.00) | 0 (0.00) |