Analysis of cancer incidence from 2009 to 2012 in Tongling City in Anhui Province

Objective To investigate the cancer incidence of Tongling City in Anhui Province,2009- 2012.Methods The information of the cancer cases from 2009 to 2012 was collected from the cancer registry system and field investigation in the city.Incidence rates,standardized cancer incidence rates,age-standardized incidence rates were calculated.Results From 2009 to 2012,the total cancer incident cases were 6 750,the average crude cancer incidence was 233.10 /100 000( 298.14 /100 000 in male and 165.20 /100 000 in female),the standardized cancer incidence was 123.77 /100 000( 147.78 /100 000 in male and 93.03 /100 000 in female).The top five common cancers were gastric cancer,lung cancer,esophagus cancer,colorectal cancer and liver cancer in male and gastric cancer,lung cancer,breast cancer,colorectal cancer and esophagus cancer in female.The cancer incidence increased with age in those over 50 years old,which was particularly high in those over 70 years old.Conclusions The cancer incidence showed a decreasing tendency in Tongling City in the past four years.Gastrointestinal tumors and lung cancer were the most common cancers,together with breast cancer in female and liver cancer in male,should be the focus of prevention and treatment in the future.