Mendelian randomization analyses for the causal relationship between early age at first sexual intercourse, early age at first live birth, and postpartum depression in pregnant women [PDF]
Frontiers in PsychiatryIntroductionThere are insufficient epidemiological studies on the impact of age at first sexual intercourse (AFS) and age at first live birth (AFB) on postpartum depression (PPD) in pregnant women, and the conclusions of these studies are inconsistent ...
Xuemin Zhao, Linfei Liu
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Assessing the association between age at first sexual intercourse and migraine: a Mendelian randomization study [PDF]
Frontiers in NeurologyBackground and objectivesAs indicated by observational and genetic variation studies, age at first sexual intercourse (AFS) may be associated with migraine attack, but there is a lack of evidence from real-world studies due to ethical concerns. Therefore,
Guoliang Zhu +5 more
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Age at First Sexual Intercourse and Multiple Sexual Partnerships Among Women in Nigeria: A Cross-Sectional Analysis [PDF]
Frontiers in Medicine, 2018 Background: Little is known about sexual behavior such as first sexual intercourse and number of sexual partnerships among women in Nigeria. Early sexual debut is a widely recognized public health issue due to its influence on higher lifetime sexual ...
Sanni Yaya, Ghose Bishwajit
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Delaying age at first sexual intercourse provides protection against oral cavity cancer: a mendelian randomization study [PDF]
Frontiers in OncologyAimTo investigate whether age at first sexual intercourse could lead to any changes in the risk of oral cavity cancer.MethodsA two-sample mendelian randomization was conducted using genetic variants associated with age at first sexual intercourse in UK ...
Ting Sun +11 more
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Association of age at first sexual intercourse and lifetime number of sexual partners with cardiovascular diseases: a bi-directional Mendelian randomization study [PDF]
Frontiers in Cardiovascular Medicine, 2023 BackgroundLimited studies have explored the association between sexual factors [age at first sexual intercourse (AFS) and lifetime number of sexual partners (LNSP)] and cardiovascular diseases (CVDs), leaving the causality inconclusive.MethodsWe ...
Chengui Zhuo +9 more
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Prevalence of first sexual intercourse before age 14 and forced sexual intercourse in the 2004 Pelotas Birth Cohort [PDF]
Jornal de PediatriaObjective: The study described early sexual initiation, forced sexual initiation, and associated factors in young participants of a Brazilian birth cohort. Methods: Participants who, at the 18-year-of-age follow-up, answered yes to the question “Have you
Mariangela Freitas da Silveira +4 more
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The Impact of Age at First Sexual Intercourse on Female Reproductive Disorders: A Mendelian Randomized Study [PDF]
International Journal of Women's HealthXin Xin,1,2 Lu Guan,3 Jiaxi Li,4 Jinfu Zhang,1,5 Haicui Wu6 1Guanghua Hospital Affiliated to Shanghai University of Traditional Chinese Medicine, Shanghai, 200052, People’s Republic of China; 2Shanghai University of Traditional Chinese Medicine, Shanghai,
Xin X, Guan L, Li J, Zhang J, Wu H
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Study of the Epidemiology and Use of Condoms in Vulnerable Women Referring to Damage Reduction Centers in Shiraz During 2015-2016 [PDF]
International Journal of Epidemiologic Research, 2021 Background and aims: Female sex workers (FSWs) play an essential role in the transmission of HIV and are considered critical groups compared to the public groups of society and their customers.
Masoumeh Sadat Mousavi +4 more
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Early Age at First Sexual Intercourse is Associated with Higher Prevalence of High-grade Squamous Intraepithelial Lesions (HSIL) [PDF]
Revista Brasileira de Ginecologia e Obstetrícia, 2017 Objective To evaluate the association of age at first sexual intercourse with the results of the cervicovaginal cytology. Study Design Observational analytical study about the prevalence of altered cervicovaginal cytology results in women aged between
José Cândido Caldeira Xavier-Júnior +4 more
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Sexual Practices During Adolescence [PDF]
Revista Brasileira de Ginecologia e Obstetrícia, 2020 Adolescence is characterized by significant biological and psychological changes. During this time, the increased production of androgens leads to increased sexual behavior, and this may contribute to early initiation of sexual activity.
Emanoela Priscila Toledo Arruda +6 more
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