Table 1.
H pylori infection and related gastric histological features in a series of PA patients n (%)
| First author/publication year[Ref.] | No. of patients | Mean age (yr) | F:M ratio | Geographical origin | Severe body atrophy | Body intestinal metaplasia | Antral inflammation | Antral atrophic gastritis | Positive H pylori histology | Positive H pylori serology |
| Fong TL/1991[22] | 28 | 59 | 1.2:0.8 | USA1 | ND | 18 (64) | 14 (50) | 2 (7) | 3 (11) | 2 (7) |
| Haruma K/1995[23] | 24 | 65 | 0.9:1.1 | Japan | 24 (100) | 18 (75) | 22 (92) | 17 (71) | 0 (0) | 0 (0) |
| Sari R/2000[24] | 30 | 60 | 0.9:1.1 | Turkey | 15 (50) | 13 (43) | 14 (47) | 8 (27) | 12 (30) | ND |
| Annibale B/2000[10] | 81 | 62 | 0.9:1.1 | Italy | 56 (69) | 70 (86) | 43 (53) | 27 (30) | 8 (10) | 41 (51) |
| Annibale B/2009[unpublished data] | 177 | 60 | 1:1 | Italy | 124 (70) | 161 (91) | 81 (46) | 40 (23) | 19 (11) | 61 (34) |
1
Hispanic, n = 20; white, n = 3; black, n = 5. ND: Not done.