Abstract
Objective To investigate the incidence and trend of colorectal cancer in Wenling City of zhejiang Province from 2006 to 2011.Methods The date of colorectal cancer cases were collected from the tumor registersystem.The incidence rates,time trend and regional distributionof colorectal cancer were analyzed.Results The overall incidence of colorectal cancer in Wenling City was rising.The annual average incidence was 22.67/105.The incidence of colorectal cancer both in man and woman were increased with age,especially in ages between 55 and 75.The incidence of colorectal cancer was highest in city,followed in fringe area and lowest in rural.But the average annual growth rate was highest in rural.Conclusion The incidence trend of colorectal cancer is rising in Wenling City.Control measures of colorectal cancer according to the risk factors should be given,especially in rural area. Key words: Colorectal neoplasm; Incidence ; Trend
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