To analyze the age of menarche of Chinese reproductive women and some related factors. Material & Methods The data used in this paper was collected through 'National Demography and Reproductive Health Survey...To analyze the age of menarche of Chinese reproductive women and some related factors. Material & Methods The data used in this paper was collected through 'National Demography and Reproductive Health Survey' of China in 1997. Results The menarche age declined successively and dramatically, from 16.45 years of the women born in 1947～1949 to 13.86 of those born in 1980～1982, decreasing by 0.65 years per decade. Conclusions The results revealed that some factors such as residence, year of birth, nationality, education level and living region had effects on the menarche age.展开更多
文摘To analyze the age of menarche of Chinese reproductive women and some related factors. Material & Methods The data used in this paper was collected through 'National Demography and Reproductive Health Survey' of China in 1997. Results The menarche age declined successively and dramatically, from 16.45 years of the women born in 1947～1949 to 13.86 of those born in 1980～1982, decreasing by 0.65 years per decade. Conclusions The results revealed that some factors such as residence, year of birth, nationality, education level and living region had effects on the menarche age.
