Analysis on the Death of Gastric Cancer in Hangzhou from 1976 to 1998
JIN Da feng,FANG Shun yuan,MAO Yi ping,et al. (Hangzhou Sanitation Anti epidemic Station,Hangzhou 310006,China)
urpose〕To investigate the death and the prevalence of gastric cancer.〔Methods〕Certification of injury and death was classified according to International Classification of Diseases (ICD 9).It was sorted according to CCD 87,and analysed by trend significant test and u test.〔Results〕Mortality rate of gastric cancer has been declining during recent 23 years.It was 20.36 per 10 5 population in 1998,down from 29.52 per 10 5 population in 1976.Especially it was 21.06 per 10 5 male and 19.59 per 10 5 female in 1998,down from 35.94 per 10 5 male and 22.70 per 10 5 female in 1976. The gastric cancer on Cancer Death Pattern ranked on the third in 1996, down from the second in 1995 and first in 1976.Mortality rate of gastric cancer was lower in the group of 35 years old and lesser than the group over 45 years old.〔Conclusion〕 In the recent 23 years,mortality rate of gastric cancer has been declining,because the life condition has improved,health education is overspreaded and nutrition structure is changed.