epidemiological study of patients with penetrating abdominal trauma in tehran-iran

trauma continues to be the most frequent cause of death in the first four decades of life that is a main public health problem in some countries. we perform an epidemiological study of penetrating abdominal trauma (pat). we describe epidemiological of patients in pat. in a cross-sectional study we evaluated epidemiological pat admitted to emergency department in six general hospitals in tehran. the data was collected through a questionnaire that was completed by trained physician trauma center. statistical analysis was performed using the spss software (version 11.5 for windows). statistical analysis using the chi-square and p