Randomized controlled trial of uncut Roux-en-Y vs Billroth II reconstruction after distal gastrectomy for gastric cancer: Which technique is better for avoiding biliary reflux and gastritis?

Table 4 The follow-up data

Item	Group U	Group B	P value
3 mo later	n = 77	n = 76
Esophagogastroduodenal series
Full emptying at 30 min	59 (76.6)	67 (88.2)	0.061
Partial recanalization	0	-	-
1 yr later	n = 69	n = 72
Heartburn	7 (10.1)	17 (23.6)	0.033
Weight gain (kg)	-0.04 ± 3.6	-0.18 ± 3.8	0.723
Endoscopic finding
Residual food	8 (11.6)	3 (4.2)	0.178
Grade 0	61	69
Grade 1	7	3
Grade 2	1	0
Grade 3-4	0	0
Gastritis	38 (55.1)	52 (72.2)	0.044
Grade 0	31	20
Grade 1	30	35
Grade 2	8	17
Grade 3-4	0	0
Bile reflux	42 (60.9)	65 (90.3)	0.000
Grade 0	27	7
Grade 1	34	23
Grade 2	8	42
Partial recanalization	9 (13.0)	-	-
Biopsy of gastritis	44 (63.8)	51 (70.8)	0.278
Grade 0	25	21
Grade 1	39	45
Grade 2	5	6

Values are presented as number only, or number (%).