[Cohort mortality study of workers in an automobile foundry factory].

Objective: To understand the major causes of death in automobile foundry workers and investigate casting manipulations hazards to health.

Methods: A cohort study of 3529 foundry workers registered in one big automobile factory in Shiyan city of China was performed. Standardized mortality ratios (SMRs) were calculated for the main causes of death by using Chinese national mortality rates as reference.