Secular trend menarche
Web9 Jan 2024 · Secular trends in anthropometric parameters have been documented in most European countries, but no data is available regarding Romanian. The aim of the study … WebThis might be due to that age at menarche is known to be influenced by various factors such as ethnicity, nutrition status, geography, and socioeconomic status6-10). In western …
Secular trend menarche
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WebA time trend toward earlier age at pubertal development has been observed in girls in Western countries, but a time trend is less certain in boys. 1–4 Earlier timing of puberty … Web10 Feb 2024 · Aim: The study aimed to investigate the secular trends of AAM for women born between 1935 and 2000 and to further explore the effect of famine on AAM in rural …
Web25 Oct 2011 · This mean age at menarche agrees with the results, obtained after the end of the secular trend, from a survey conducted by the Committee on Reproductive Endocrinology in girls as shown in Table 66.1. The mean duration from the onset of puberty to menarche is 2.8 ± 1.1 years. Web1 May 1982 · WE present data documenting a secular trend toward an earlier age of menarche in Europe and the United States in the past century. There has been recent controversy on whether such a change has ...
Web7 Feb 2006 · Tracking secular trends in the pubertal development of a country's children is important for social and public health reasons. Although comparable studies are largely lacking for US children over the last half century, existing data on girls, particularly that for menarche, indicate that the trend for earlier sexual maturatin has continued and that … Web16 Nov 2024 · However, secular trends suggest that lifestyle and environmental factors are important. Objective: To assess the trend in age at menarche (AAM), and its associated factors in Istanbul over the last 12 years. Method: A cross-sectional study was carried out between March and April 2024 on schoolgirls aged 9-18 years.
WebThere was evidence of a statistically significant secular trend for Blacks, but not Whites. Average menarcheal age for Blacks decreased from 14.9 years (95% CI 14.8, 15.0) in 1956 to 12.4 years (95% CI 12.2, 12.6) in the current study, an …
Web20 Apr 2024 · Raphael Patcas, Daniel B Wiedemeier, Goran Markic, Philipp Beit, Heidi Keller, Evidence of secular trend in mandibular pubertal growth, European Journal of Orthodontics, Volume 39, Issue 6, ... Secular trends in age at menarche among women born between 1955 and 1985 in Southeastern China. BMC Women’s Health, 14, 155. Google Scholar. make your own hearing aidWebThe secular trend in puberty refers to the fact that: a. spermarche now occurs earlier than menarche. b. people are undergoing puberty at younger ages. c. people are undergoing … make your own healthy salad dressingWeb1 Jul 2024 · Menarcheal pattern between generations 1. Introduction A secular declining trend in the age of menarche has been reported in most of the developed and developing … make your own heat padWeb25 Apr 2024 · In medicine, a secular trend is defined as a long-term development or progression occurring at a constant rate over many years. Secular trends in medicine can … make your own heating padWeb1 May 1982 · Evidence from a single study indicates the secular changes in age at menarche are consistent with the magnitude of secular change in obesity, although other … make your own heavy bagWebA secular trend in age at menarche in Yunnan Province, China: a multiethnic population study of 1,275,000 women Wen Liu1†, Xuejing Yan2†, Chengyu Li3, Qi Shu4, Meng Chen3, … make your own heels onlineWeb9 May 2014 · Background Menarche age is an important indicator of reproductive health of a woman or a community. In industrial societies, age at menarche has been declining over the last 150 years with a secular trend, and similar trends have been reported in some developing countries. Menarche age is affected by genetic and environmental cues, … make your own helium balloons