A Cox Proportional Hazard Model Approach to Age at First Sexual Intercourse in Nigeria
نویسندگان
چکیده
منابع مشابه
The consistency of recalled age at first sexual intercourse.
It is widely believed that people can remember the age at which they first had sexual intercourse. Questions about age at onset are routinely asked in population sexual behaviour surveys and in clinical history-taking. However, there are limited test-retest data, especially with regard to individual differences in unreliable recall. In this study, telephone interviews and follow-ups an average ...
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OBJECTIVE Younger age at menarche (AAM) may put girls at risk for earlier first sexual intercourse (FSI). Young age at FSI has far-reaching negative outcomes. We describe the longitudinal relationship between AAM and FSI in a large prospective birth cohort. METHODS AAM was collected from 554 girls from the Western Australia (Raine) Pregnancy Cohort Study, prospectively from age 10 or retrospe...
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In this paper, the Cox proportional hazard model is used to answer several questions. In general, fourteen variables are applied in four groups: firm, industry, expenditure human resources specific characteristics as well. According to the previous literature in this field, the findings of this paper also show that the factors which affect life duration of firms are different between industries...
متن کاملChildhood sexual abuse moderates genetic influences on age at first consensual sexual intercourse in women.
We examine interactive effects of childhood sexual abuse (CSA) on heritable variation in age at first consensual sexual intercourse in a young cohort of 3,350 female and 2,724 male Australian twins. Consistent with hypotheses, genetic influences explained little if any variation in age at first consensual sexual intercourse for female twins reporting CSA (CSA(+)), with shared environment explai...
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The licence of the first human papillomavirus vaccine (HPV) has important implications for the most appropriate age for a mandatory immunization. In this paper data taken from a recent study show that more than 10% of the Italian women report having already had a sexual intercourse by the age of 15. There is thus sufficient evidence to recommend administration of the HPV vaccine to all girls by...
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ژورنال
عنوان ژورنال: Open Journal of Statistics
سال: 2020
ISSN: 2161-718X,2161-7198
DOI: 10.4236/ojs.2020.102018