Epidemiologic survey of menstrual patterns amongst adolescents in Nigeria.

  title={Epidemiologic survey of menstrual patterns amongst adolescents in Nigeria.},
  author={O. M. T. Odujinrin and E O Ekunwe},
  journal={West African journal of medicine},
  volume={10 3-4},
Nine hundred and fifty secondary school girls aged between 10 and 18 years were randomly selected and surveyed. Information on their age at menarche, regularity of menstruation at onset and the time of survey and length of period of irregularity were sought using a well structured questionnaire. Estimation of blood loss per period premenstrual symptoms and signs, prevalence and severity of dysmenorrhoea were also inquired about. This study demonstrated a secular trend in the age at menarche… CONTINUE READING

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