Correlation of gastroesophageal reflux disease with positive family history and headache in Shiraz city, southern Iran.

Background/aims: To analyze the potential correlation of a positive family history of gastroesophageal reflux disease (GERD) and the history of headaches as a risk factor for and complication of the disease.

Materials And Methods: Three thousand and six hundred subjects were selected by cluster random sampling from all seven districts of Shiraz city, who were invited for interview. In five months, 1956 subjects participated in this study.