Chinese literature associated with diagnosis of Helicobacter pylori

AIM:To synthetically analyze and probe into the diagnosis of H pyloriinfection,we followed the principles of evidencebased medicine.METHODS:A total of 22 papers of prevalence survey and case-control studies were selected for studying about diadynamic methods.Using meta-analysis, we analyzed the different diadynamic methods of H pyloriin China.RESULTS: Through meta-analysis,among the five diadynamic methods,the accuracy of polymerase chain reaction (PCR) was the highest (98.47%) and PCR was the most sensitive method (Sp:99.03%).CONCLUSION:Among the five diadynamic methods, the accuracy of PCR is the highest and PCR is the most sensitive method to diagnose the infection of Hpylori.