Age at menarche in schoolgirls with and without excess weight
نویسندگان
چکیده
منابع مشابه
Age at menarche in schoolgirls with and without excess weight.
OBJECTIVE To evaluate the age at menarche of girls, with or without weight excess, attending private and public schools in a city in Southeastern Brazil. METHODS This was a cross-sectional study comparing the age at menarche of 750 girls from private schools with 921 students from public schools, aged between 7 and 18 years. The menarche was reported by the status quo method and age at menarc...
متن کاملHeight and weight change across menarche of schoolgirls with early menarche.
OBJECTIVE To describe growth before and after menarche. DESIGN Nine hundred five fourth grade school girls were identified as a closed cohort from the first semester of 1993 for the observational study of the onset of menarche and its predictive factors. SETTINGS Eight elementary schools in Taipei City and Taipei County, Taiwan. MAIN OUTCOME MEASURES Data were collected from self-administ...
متن کاملAge at menarche in schoolgirls from Tanzania in light of socioeconomic and sociodemographic conditioning.
The goal of this study is to determine the age at menarche of girls from Tanzania examined in 2005 considering their families' social and material status. For the purpose of the analysis of the age at menarche, N = 71 girls were qualified (N = 8 from Dares Salaam and N = 63 from Mafinga) out of N = 98 who took part in the anthropological study. The calendar age of the girls who qualified for th...
متن کاملLow digit ratio predicts early age at menarche in Colombian schoolgirls.
BACKGROUND The ratio between the lengths of the second and fourth fingers (digit ratio: 2D : 4D), a purported negative correlate of prenatal androgen exposure, has been inversely related to age at menarche. However, a recent study found high digit ratios in carriers of a single variant in the LIN28B gene, which has been linked to delayed menarche. METHODS We investigated the association of di...
متن کامل[Age at menarche among schoolgirls from a rural community in Southeast Brazil].
The purpose of this study was to determine the 3rd percentile (P3), 50th percentile (P50 = median age at menarche = MAM), and amplitude between the extremes (P97 and P3) of age at menarche among schoolgirls in the county of Barrinha, São Paulo, Brazil. Values were correlated with socioeconomic conditions such as social class, number of siblings, and father's employment status. This was a cross-...
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ژورنال
عنوان ژورنال: Jornal de Pediatria (Versão em Português)
سال: 2015
ISSN: 2255-5536
DOI: 10.1016/j.jpedp.2014.05.012