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Table 2 Frequencies of BRI (+) status for antrum (A) and corpus (C) biopsies in the 4 patient groups, with results listed for all patients in each group and for the proportion that was Hp (-).

From: Bile reflux index after therapeutic biliary procedures

  BRI(+) A biopsies in total group (%) BRI(+) A biopsies in Hp (-) (%) BRI(+) C biopsies in total group (%) BRI(+) C biopsies in Hp (-) (%)
Group 1 (Biliary group) 30/66 (45.5) 26/35 (74.3) 32/66 (48.5) 25/35 (71.4)
Group 2 Cholecystectomy 12/20 (60) 6/10 (60) 7/20 (35) 6/10 (60)
Group 3 Billroth II - - 6/6 (100) 6/6 (100)
Group 4 Controls 16/39 (41) 12/21 (57.1) 9/39 (23.1) 8/21 (38.1)
p > 0.05 > 0.05 0.001 0.017
  1. BRI: Bile reflux index.