منابع مشابه
Menarcheal age among Indian sportswomen.
The subjects of the study were 85 Indian sportswomen from Delhi and the states of Uttar Pradesh, Punjab and Gujarat, and included outstanding players of cricket, hockey, kho-kho and table-tennis, who were winners of university, state or national championships. A sample of 77 subjects selected at random was used as the control. The recall procedures suggested by Damon and Bajema (1974) were used...
متن کاملMenarcheal age in Ghanaian school girls.
In a cross-sectional retrospective study of 2087 Ghanaian school girls in various educational institutions in the Kumasi district, Ashanti region, Ghana, the mean menarcheal age was found to be 13.98 +/- 1.42 years. Differences in the menarcheal age of the girls was found to be significantly correlated to social class, parents ethnic origin, educational institution and home living area (P = 0.0...
متن کاملDecline in menarcheal age among Saudi girls
OBJECTIVES To estimate age at menarche and to assess trends in menarcheal age among Saudi women. METHODS A prospective longitudinal study was conducted among healthy prepubertal female school children and adolescents from September 2006 to July 2012 in Riyadh, Kingdom of Saudi Arabia. Study participants were invited from diverse socioeconomic backgrounds. Tanner stage, height, weight, body ma...
متن کاملA 12-year study of menarcheal age.
Data on menarcheal age were collected on girls admitted to the University College of Swansea over a 12-year period. It appears that the downward trend in menarcheal age ceased in girls born about 1946 (the 1965 student intake) and that an upward swing may have since occurred. This change in the secular trend is not due to the association of menarcheal age with family size or of position in sibs...
متن کاملTrends and differentials in menarcheal age in China.
This study examines trends in menarcheal age of women born in China between 1950 and 1973, and explores the impact of relevant social background characteristics on the timing of first menarche. Data on recalled ages of menarche collected in the 1988 Chinese Two-per-Thousand Fertility Survey are used in a linear regression model where the covariates are transformed with the help of an Alternatin...
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ژورنال
عنوان ژورنال: American Journal of Physical Anthropology
سال: 1986
ISSN: 0002-9483,1096-8644
DOI: 10.1002/ajpa.1330290504