Objective To introduce behavior risk factors surveillance system based on random digit dialing ( RDD ) and computer-assisted telephone interview ( CATI ) in Shenzhen and to discuss appropriate health promotion strategies based on the behavior risk factors. 目的初步建立以随机电话拨号和计算机辅助电话调查为基础的行为危险因素监测系统,并对深圳市成年人疾病和伤害相关的行为危险因素进行调查和分析。