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中山市1970年～1989年鼻咽癌中国标化发病率为15.08/10~5(男性10.80/10~5、女8.89/10~5),居国内外高水平.20年来中山市鼻咽癌的中国标化发病率波动在13.07～18.07/10~5,显示相对稳定.
The incidence of NPC in Zhongshan was 15.08 / 10 ~ 5 (male 10.80 / 10 ~ 5, female 8.89 / 10 ~ 5) from 1970 to 1989 in Zhongshan, The incidence of Chinese standardization fluctuations in the 13.07 ~ 18.07 / 10 ~ 5, showed relatively stable.