Effects of bile reflux and intragastric microflora changes on lesions of remnant gastric mucosa after gastric operation

Table 2 Changes of total bacterial count of gastric juice in different groups (log10/mL, mean ± SD)

Group	n	Pre-operation	Post-operation
			1 wk	3 wk	1 yr
B-II	14	1.27 ± 2.14	3.83 ± 2.09a	4.86 ± 0.38b	3.97 ± 1.97b
B-I	10	1.77 ± 2.35	4.30 ± 1.64a	4.33 ± 1.55a	3.82 ± 1.99b
SV + A	12	1.84 ± 2.27	3.90 ± 1.79a	4.13 ± 1.68a	3.85 ± 2.04b
HSV	13	1.26 ± 2.07	2.41 ± 2.35	2.59 ± 2.78	1.56 ± 2.13

^aP < 0.05,

^bP < 0.01 vs HSV.