BackgroundThe prevalence of Helicobacter pylori (H. pylori) infection and its potential relationship to various diseases is currently a focus of attention. The aim of this study is to investigate the association between current and past H. pylori infections and elevated levels of microalbuminuria in type 2 diabetic patients.MethodsTwo hundred patients with type 2 diabetes mellitus were tested for the presence of H. pylori infection. They were divided into three groups: 52 had a current H. pylori infection, 38 had a past H. pylori infection, and 110 had no H. pylori infection. All study participants underwent assessments of plasma glucose levels, glycated hemoglobin (HbA1c), albuminuria levels, inflammatory markers such as erythrocyte sedimentation rate (ESR) and C-reactive protein (CRP), as well as other relevant investigations.ResultsThe prevalence of H. pylori infection (current and past) was detected in 90 out of 200 diabetic patients (45%). There was no statistically significant difference between the three groups in terms of age, diabetes duration, family history of DM, family history of hypertension, residence, or dyspeptic symptoms, indicating that current or past infection with H. pylori has no association with these variables. The current H. pylori infection group showed the highest levels of inflammatory markers, ESR and CRP, which were significantly different from those in the non-infected group (p = 0.013 and p < 0.001, respectively). The median (IQR) of albuminuria levels in the current H. pylori infection group, the past H. pylori infection group, and the non-infected group were 125 (4.8–290), 7.6 (2.4–271), and 5.1 (1.2–173), respectively. The current H. pylori infection group showed the highest albuminuria level, which was significantly different from that of the non-infected group (p = 0.001).ConclusionThere might be an association between microalbuminuria levels, general inflammatory markers (ESR and CRP), and current H. pylori infection in type 2 diabetic patients.
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