6.

Subgroup analysis according to reconstruction method used

Variable	BI anastomosis		P	BII anastomosis		P
	LADG (N=180)	TLDG (N=175)		LADG (N=466)	TLDG (N=435)
EBL, estimated blood loss; POD, postoperative day; LADG, laparoscopy-assisted distal gastrectomy; TLDG, totally laparoscopic distal gastrectomy; *, Wilcoxon rank sum test; **, according to Clavien-Dindo classification III.
Operating time ( ) (min)	192.97±35.18	211.88±42.79	<0.001	161.95±47.18	156.77±43.58	0.88
EBL [median (range)] (mL)	135 (100−200)	50 (20−93)	<0.001*	100 (50−200)	50 (30−100)	<0.001*
Proximal margin [median (range)] (cm)	3.5 (2.0−5.3)	4.1 (2.3−6.9)	0.03*	2.9 (1.7−4.6)	4.0 (2.4−6.4)	<0.001*
Distal margin [median (range)] (cm)	5.1 (4.0−6.5)	5.1 (3.5−7.6)	0.54*	5.4 (3.2−7.8)	4.9 (2.6−7.5)	0.26*
Postoperative pain score ( )
POD 1	5.09±1.67	4.83±1.50	0.18	5.01±1.49	4.84±1.40	0.12
POD 3	3.24±1.34	3.34±1.21	0.52	3.46±1.21	3.36±1.30	0.28
First flatus passage after operation ( ) (d)	3.56±0.85	3.39±0.71	0.81	3.42±0.84	3.23±0.62	<0.001
Hospital day [median (range)] (d)	6 (5−7)	7 (7−8)	0.01*	7 (6−7)	7 (7−8)	0.65*
Readmission [n (%)]	9 (5.0)	4 (2.3)	0.25	25 (5.4)	21 (4.8)	0.71
All complications [n (%)]	19 (10.6)	26 (14.9)	0.22	68 (14.6)	54 (12.4)	0.34
Severe complications ** [n (%)]	5 (2.8)	12 (6.9)	0.07	21 (4.5)	21 (4.8)	0.81