The patient's gender, age, body mass index, status of cigarette smoking, level of alcohol drinking, educational level, and urban–rural distribution showed no effects on Hp eradication rates in both groups (P > .05); different type of diseases such as diabetes mellitus, hypertension, cerebrovascular accident, liver disease, and hyperlipidemia also do not affect Hp eradication rates in both groups (P > .05) (Table 6). Here, HP is linked to diabetes mellitus.