1.

SCC组和ADC组的一般资料

Baseline characteristics of patients with pulmonary squamous cell carcinoma (SCC) and adenocarcinoma (ADC)

Variables	SCC (n=60)	ADC (n=74)	P
Age (year)	62.80±7.34	58.51±9.05	0.003
Gender/case			< 0.001
Male n (%)	55 (91.7%)	40 (54.1%)
Female	5 (8.3%)	34 (45.9%)
Smoking			0.001
Yes	44 (73.3%)	33 (44.6%)
No	16 (26.7%)	41 (55.4%)
Comorbidities			0.890
Yes	22 (36.7%)	28 (37.8%)
No	38 (63.3%)	46 (62.2%)
Neoadjuvant chemotherapy	7 (11.7%)	1 (1.4%)	0.013
Family history of lung cancer	3 (5%)	4 (5.4%)	0.917