A Prospective Cross-Sectional Study to Assess the Association of Age of Menarche with Body Mass Index in Adolescent Girls of Urban and Rural Schools of Vijayapura, North Karnataka.
Background: Overweight and increased Body Mass Index (BMI) have been among the major changes in girls and is one of the likely factors affecting the menarche age. Aim and Objectives: To determine correlation of age at menarche with BMI in adolescent girls of urban and rural schools of Vijayapura, North Karnataka. Material and Methods:Aprospective crosssectional study was conducted by Department of Obstetrics and Gynaecology, Shri. B. M. Patil Medical College Hospital and Research Centre, BLDE (Deemed st th to be University), between 1 July 2019 to 29 February 2020.Girls below the age of 19 years who had attained menarche were included. Height and weight were measured, and BMI was calculated. Statistical analysis was carried out in SPSS software, version 23.0 and Microsoft 2010. Correlation between age at menarche and BMI was assessed in adolescent girls of urban and rural schools of Vijayapura. Results: The mean age at menarche among adolescent girls of urban and rural schools was about 13.6 ± 1.2 years. Among all participants, 60.2% were from urban area and 39.8% were from rural area. The mean age of the menarche was 13.8 ± 1.2 in rural population and 13.5 ± 1.3 in urban population (p value 0.001). Among all study participants, 48.3% had normal BMI; however, 29.8%, 15.4%, 5.8% and 0.7% were underweight, severe underweight, overweight, and obese respectively. Majority of girls had normal BMI in both urban (49.2%) and rural settings (47.0%). Conclusion: A statistically significant association (p 0.05) was noticed between onset of menarche and area of residence. There was an inverse correlation between BMI and age at menarche, although this was not statistically significant.
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机译：背景：超重和体重指数（BMI）的超重是女孩的主要变化之一，是影响月水年龄的可能因素之一。目的与目标：确定与北卡纳塔克州武士省城乡城乡青少年女童初学者年龄与BMI的相关性。材料和方法：四次横切研究由SHRI妇产科进行。 B. M. Patil Medical College医院和研究中心，BLDE（被视为大学），2019年7月1日至2月29日至2月29日。在达到了19岁以下达到初潮的年龄。测量高度和重量，并计算BMI。统计分析是在SPSS软件，版本23.0和Microsoft 2010中进行的。在Vijayapura城市和农村学校的青少年女孩中评估了月经淫荡和BMI的年龄之间的相关性。结果：城乡青少年青少年初期初潮的平均年龄约为13.6±1.2岁。在所有参与者中，60.2％来自市区，39.8％来自农村地区。农村人口的平均年龄为13.8±1.2，城市人口13.5±1.3（P值<0.001）。在所有学习参与者中，48.3％有正常的BMI;然而，29.8％，15.4％，5.8％和0.7％的体重不足，重量重量严重，超重和肥胖。大多数女孩在城市（49.2％）和农村环境（47.0％）中有正常的BMI。结论：在初期和住宅面积的情况下，注意到统计学上显着的关联（P <0.05）。 BMI与月经初潮的年龄之间存在反比相关性，尽管这并不统计学意义。
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