[The clinical characteristics of postinfectious irritable bowel syndrome in Qingdao].

Objective: To investigate the clinical characteristics of postinfectious irritable bowel syndrome (PI-IBS) in Qingdao.

Methods: Two hundred and four PI-IBS and 2068 non-PI-IBS patients were investigated with questionnaire including general information, symptoms and quality of life scores with microecological study before and after therapy.

Results: (1) The morbidity rate of PI-IBS in female was 2.