Results 61 to 70 of about 81,358 (273)

Age at menarche in Sardinia (Italy)

open access: yesAnnals of Human Biology, 1987
The median age at menarche in 1080 Sardinian girls (ages 11.00-16.49 years) was calculated with the status quo method and probit analysis as 12.78 +/- 0.06 years.
Floris G.   +3 more
openaire   +4 more sources

Earlier menarche is associated with a higher prevalence of Herpes simplex type-2 (HSV-2) in young women in rural Malawi. [PDF]

open access: yes, 2014
Remarkably little is known about associations between age at menarche and sexually transmitted infections, although girls with earlier menarche tend to have earlier sexual debut and school drop-out, so an association might be expected.
Crampin, Amelia C   +4 more
core   +3 more sources

Autism Spectrum Disorder Among Gender‐Diverse Children and Adolescents: A National Cohort Study

open access: yesAutism Research, EarlyView.
ABSTRACT Autism spectrum disorder (ASD) is more prevalent in transgender and gender‐diverse (TGD) individuals than in the general population, yet the specific developmental pathways within and clinical outcomes of this intersection are insufficiently understood.
Erez Topaz   +7 more
wiley   +1 more source

Perbedaan Tingkat Kecemasan Menghadapi Menarche Sebelum Dan Sesudah Diberikan Pendidikan Kesehatan Pada Siswi Kelas Vii Di Smp Negeri 46 Palembang [PDF]

open access: yes, 2019
Background : Menarche is first menstruation experienced by teenagers aged 10- 16 and occurs in the mid period toward puberty phase. At this age, it is necessary for the teenagers to gain health education about Menarche so that the teenagers especially ...
Nita, Kadek
core  

Humans are not unique: difficult birth is common in placental mammals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Human childbirth is widely presumed to be uniquely difficult and dangerous compared to birth in other mammals. Tight fetopelvic proportions can result in obstructed labour and contribute to high rates of maternal and neonatal mortality. Ideas summarised under the ‘obstetrical dilemma’ have contributed to this assumption by explaining difficult
Nicole D. S. Grunstra
wiley   +1 more source

Causal Effect of Age at Menarche on the Risk for Depression: Results From a Two-Sample Multivariable Mendelian Randomization Study

open access: yesFrontiers in Genetics, 2022
A fair number of epidemiological studies suggest that age at menarche (AAM) is associated with depression, but the reported effect sizes are small, and there is evidence of residual confounding.
Raphael Hirtz   +9 more
doaj   +1 more source

Age at menarche in deaf girls

open access: yesAnnals of Human Biology, 1977
Using the status quo and retrospective methods, age at menarche was estimated for a sample of 212 deaf girls 7 through 20 years of age. Median age at menarche via probit analysis was 11.91 +/- 0.25 years, while the mean based on recalled age in older girls (greater than or equal to 15.5 years) was 12.56 +/- 0.16 years.
R M, Malina, C, Chumlea
openaire   +2 more sources

Association between Nutritional Status and Age at Menarche [PDF]

open access: yes, 2018
Background: The menarche age is often considered for various reasons. It is one of the major indices of the female fertility which includes the period up to the menopause.
Santosa, H. (Heru )   +2 more
core  

Going through the rites of passage: timing and transition of menarche, childhood sexual abuse, and anxiety symptoms in girls. [PDF]

open access: yes, 2011
Menarche is a discrete, transitional event that holds considerable personal, social, biological, and developmental significance. The present longitudinal study examined both the transition and timing of menarche on the trajectory of anxiety in girls with
Leve, Leslie D   +2 more
core   +3 more sources

Psychiatric Morbidity Is Overrepresented in Young Girls at High Risk of Developing Anorexia Nervosa

open access: yesInternational Journal of Eating Disorders, EarlyView.
ABSTRACT Objective Psychiatric comorbidity frequently presents in anorexia nervosa (AN). Yet, the premorbid mental health status is relatively unknown. The aim of this study was to map out psychiatric morbidity and psychopathology among girls at familial high risk (FHR) of developing AN, thereby detecting possible underlying vulnerabilities preceding ...
Karin Dahlin   +3 more
wiley   +1 more source

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