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. 2012 Sep 7;18(33):4597–4603. doi: 10.3748/wjg.v18.i33.4597

Table 6.

Inflammation score according to the Sydney system (n = 20)

Group H. pylori Atrophy Intestinal metaplasia Lymphocytes PMN Score
H. pylori+/NSAID- 2.20 ± 0.44 0.60 ± 0.54 0.40 ± 0.54 1.80 ± 0.83 1.20 ± 1.30 6.20 ± 2.48a
H. pylori-/NSAID+ 0.00 ± 0.00 0.40 ± 0.54 0.60 ± 1.34 1.40 ± 0.89 0.20 ± 0.44 2.60 ± 2.19
H. pylori+/NSAID+ 1.80 ± 1.09 0.80 ± 0.83 0.40 ± 0.89 2.00 ± 0.70 1.40 ± 0.89 6.40 ± 3.13
H. pylori-/NSAID- 0.00 ± 0.00 0.20 ± 0.44 0.20 ± 0.44 1.40 ± 0.54 0.40 ± 0.54 2.20 ± 1.64
a

P = 0.017 vs H. pylori-/NSAID- group. PMN: Polymorphonuclear cells; H. pylori: Helicobacter pylori; NSAID: Non-steroidal anti-inflammatory drugs.