Table 3. Partial perioperative outcomes of patients with positive lymph node.

Variables	pN+ RATS (n=83)			pN+ VATS (n=77)		P value
	N	SD		N	SD
Dissected LN stations	6.19	1.01		5.86	0.983	0.035
Dissected LNs	14.87	2.05		12.42	3.8	<0.001
Surgical duration (min)	90.37	12.29		93.2	12.22	0.145
Time of drain	3.23	0.83		4.14	1.8	<0.001
Length of stay (days)	4.87	1.17		5.42	1.62	0.014

RATS, robot assisted thoracic surgery; VATS, video assisted thoracic surgery; LN, lymph node; SD, standard deviation.