Table 3. Summary of long-term survival and locoregional and systemic recurrence rates of patients after video-assisted thoracic surgery (VATS) versus open lobectomy for early-stage non-small cell lung cancer.

Study	All-cause 5-yr mortality		Local recurrence		Systematic recurrence
	RR	95% CI	VATS	Open	VATS	Open
Sugi et al.(4)	0.90	0.29-2.77	3/48	3/52	2/48	7/52
Koizumi et al.(8)	0.75	0.30-1.89	2/45	4/32	4/45	7/32
Sakuraba et al.(10)	0.72	0.37-1.41	1/84	1/56	6/84	5/56