H. Pylori infection was present in 37.3% 53/507 of the subjects with mild chronic antral gastritis and in 79.3% 402/507 of the subjects with moderate or severe chronic gastritis. It progressively decreased in among other subjects with 75.5% 71/94 among those with non-metaplastic atrophy, 57.4% 58/101 in subjects with metaplastic atrophy, and finally, none was found in cases with dysplasia Figure 6.
Se presentó en el 37,3% 53/507 de los sujetos con gastritis antral crónica leve, en 79,3% 402/507 de los sujetos con gastritis crónica moderada o severa, disminuyó progresivamente a 75,5% 71/94 en sujetos con atrofia sin metaplasia y a 57,4% 58/101 en sujetos con atrofia y metaplasia y, finalmente, no se encontró, en ninguno de los casos, displasia figura 6.