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 1 Clinical and pathological data of the patients

Variable	Group U	Group B	P value
Age (yr)	58.0 ± 11.4	61.8 ± 11.4	0.030
Gender			0.287
Male	60 (75.9)	54 (68.4)
Female	19 (24.1)	25 (31.6)
Pathological tumor stage			0.822
IB	3 (3.8)	2 (2.5)
IIA	31 (39.2)	27 (34.2)
IIIB	28 (35.4)	29 (36.7)
IIIA	17 (21.5)	21 (26.6)
Operative time (min)	154.8 ± 17.8	145.5 ± 15.1	0.001
Blood loss (mL)	74.1 ± 26.7	74.0 ± 36.6	0.980

Values are presented as number (%) or mean ± SD.