1.

SP VATS-LE与SP VATS-LNE一般临床资料[n(%)]

Clinical general condition of SP VATS-LE and SP VATS-LNE [n(%)]

	SP VATS-LE (n=124)	SP VATS-LNE (n=248)	χ2	P
SP VATS-LE: the elderly group of lobectomy in single-port video-assisted thoracoscopic surgery; SP VATS-LNE: the nonelderly group of lobectomy in single-port video-assisted thoracoscopic surgery.
Gender			3.52	0.06
Male	57 (45.97)	89 (35.89)
Female	67 (54.03)	159 (64.11)
Tumor Iocation			7.64	0.11
Left upper lob	20 (16.13)	21 (8.47)
Left lower lob	18 (14.52)	58 (23.39)
Right upper lob	41 (33.06)	79 (31.85)
Right middle lob	13 (10.48)	25 (10.08)
Right upper lob	32 (25.81)	65 (26.21)