Comparison between Mean Concentrations of Heavy Metals in Male and Female Quelea Birds (Quelea quelea) in Gyawana Ecosystem, Adamawa State, Nigeria

Introduction: Menstrual disorder is very frequent complain in adolescence age and it can end too many problems .Our purpose of this study was appointed, prevalence the menstrual disorder and relation between it and BMI.

Methods: This cross sectional study was done on 1200 girl’s school that lived in north of Iran (Mazandaran province). We selected our samples randomly. We collected data by questionnaire. Analysis of data was done by spss-19 software and we used descriptive statistics, chi square. Test and in depended T test. Significant level of this study was p< 0.05.

Results: The prevalence of menstrual disturbance was 13.2% (in urban girls) and 8.6% (in rural girls). According to chi- square test, the relation between BMI and hypomenorhea (p= 0.055), polymenorhea (p= 0.384), oligomenorhea (p= 0.757), amenorrhea (p= 0.247), metrorhagia (p= 0.781) and menorrhagia (p= 0.171) was not significant.

Conclusion: Menstrual disorder is common in adolescence age and BMI is not effective on menstrual disturbance.