Table 3. Five-year survival rates of patients.

Variables	General		VATS	Open thoracotomy	VATS and Open thoracotomy
	5-year OS	p	5-year OS	5-year OS
	%		%	%	p
Total	67.0	-	74.1	65.2	0.055
Age (year)		0.31
<60	69.4		88.4	66.9	0.06
>60	65.3		69.0	63.7	0.24
Sex		0.015
Male	65.0		68.8	63.9	0.25
Female	76.6		92.9	72.3	0.11
Comorbidity		0.35
No	68.0		77.9	65.7	0.041
Yes	65.2		71.5	64.0	0.42
Neoadjuvant therapy		0.024
No	68.7		74.7	66.9	0.094
Yes	54.5		50.0	55.1	0.49
Type of resection		0.84
Lobectomy	66.8		73.5	64.9	0.086
Bilobectomy	76.8		100	67.8	0.23
Histology		0.063
Non-adenocarci nom a	70.0		78.0	68.6	0.33
Adenocarcinoma	63.8		70.1	61.1	0.057
Size (cm)		0.094
<3	69.8		85.4	66.6	0.097
3-7	63.7		43.1	64.4	0.75
>7	63.1		-	63.1	-
Lymph node involvement		<0.0001
(n)
No	73.1		76.2	71.7	0.2
Yes	48.8		65.7	48.9	0.72
VATS: Video-assisted thoracic surgery; OS: Overall survival; Bold values represent statistically significant outcomes.