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Table 2 Histological scores according to cagA type and pre-EPIYA cagA type

From: Helicobacter pylori virulence genes in the five largest islands of Indonesia

  Western-type-cagA East-Asian-type-cagA ABB type
All 6-bp deletion No 6-bp deletion
n 9 26 21 5 8
Antrum
 Activity 1.63 (1.5) 1.15 (1) 1.19 (1) 1.50 (1.5) 1.63 (1.5)
 Inflammation 1.88 (2) 1.73 (2) 1.76 (2) 1.60 (1) 2.00 (2)
 Atrophy 1.25 (1) 1.04 (1) 1.05 (1) 1.00 (1) 1.13 (1)
 Intestinal metaplasia 0.13 (0) 0.00 (0) 0.00 (0) 0.00 (0) 0.00 (0)
Corpus
 Activity 0.88 (1) 0.77 (0) 0.76 (1) 0.80 (1) 0.75 (1)
 Inflammation 1.88 (2) 1.23 (1)* 1.19 (1)* 1.40 (1) 1.63 (2)
 Atrophy 1.00 (1) 0.42 (0)* 0.33 (0)* 0.80 (1) 0.88 (1)
 Intestinal metaplasia 0.25 (0) 0.00 (0) 0.00 (0) 0.00 (0) 0.00 (0)
  1. Histology data are presented as mean (median)
  2. * P < 0.05 compared to Western-type-cagA