Table 2.

Helicobacter pylori status and degree of atrophy in 782 patients with gastric cancer. Degree of atrophy was divided into three categories according to the results of the pepsinogen (PG) method

	H. pylori‐positive	H. pylori‐negative	Total	H. pylori‐negative as a percentage of all cases (748 cases)
No atrophy †	106 (87.6%)	15 (12.4%)	121	2.0%
Mild and moderate atrophy ‡	377 (85.5%)	64 (14.5%)	441	8.6%
Severe atrophy §	159 (85.5%)	27 (14.5%)	186	3.6%
Total	642 (85.8%)	106 (14.2%)	748	14.2%

^† No atrophy (–), PG I > 70 & PG I/II > 3.0;

^{‡ ‡} Mild and moderate atrophy, exclude no atrophy and severe atrophy cases;

^§ Severe atrophy, PG I ≤ 30 & PG I/II ≤ 2.0.