Diagnostic and Therapeutic Endoscopy / 2014 / Article / Tab 4

Clinical Study

Status of the Gastric Mucosa with Endoscopically Diagnosed Gastrointestinal Stromal Tumor

Table 4

Rate of H. pylori infection and type of gastric mucosal atrophy by age group.

Age group40–4950–5960–6970–7980–89≥90

H. pylori-positive (%)0/35/1211/217/90/1
(0)(41.7)(52.4)(77.8)(0)
Atrophy (—)/C-type/O-type3/0/07/3/210/9/22/5/21/0/0

C-type: closed-type atrophy, O-type: open-type atrophy.