منابع مشابه
Sexual Activity before Competition and Athletic Performance: A Systematic Review
Objectives. The purpose of the present study was to systematically evaluate the scientific evidence about the impact of pre-competition sexual activity on athletic performance. Methods. Using the Preferred Reporting Items for Systematic Reviews and Meta-analyses (PRISMA) statement, PubMed, Scopus, ISI Web of Science, Cochrane Library, ProQuest, Physiotherapy Evidence Database(PEDro), and Googl...
متن کاملChronic Fatigue Syndrome at Age 16 Years.
BACKGROUND In the Avon Longitudinal Study of Parents and Children (ALSPAC) birth cohort, chronic disabling fatigue lasting ≥6 months affected 1.3% of 13-year-olds, was equally common in boys and girls, and became more prevalent with increasing family adversity. METHODS ALSPAC data were used to estimate the prevalence of chronic fatigue syndrome (CFS) at age 16 years, defined by parental repor...
متن کاملcomparison of catalytic activity of heteropoly compounds in the synthesis of bis(indolyl)alkanes.
heteropoly acids (hpa) and their salts have advantages as catalysts which make them both economically and environmentally attractive, strong br?nsted acidity, exhibiting fast reversible multi-electron redox transformations under rather mild conditions, very high solubility in polar solvents, fairly high thermal stability in the solid states, and efficient oxidizing ability, so that they are imp...
15 صفحه اولPredictors of sexual debut at age 16 or younger.
The present study examined the extent to which variables within the self system (i.e., symptoms of alcohol dependence and conduct disorder, gender, race, and metropolitan status) and the familial system (i.e., having an alcohol dependent biological parent or second-degree relative, religious background, educational background of parents, and being born to a teenage mother) were associated with ...
متن کاملSexual abuse, sex before age 16, and high-risk behaviors of young females with sexually transmitted diseases.
OBJECTIVE To compare rates of sexually transmitted diseases (STDs) in young women who were sexually abused, sexually precocious, and engaged in high-risk behaviors with the rates of STDs in young women who had none of these experiences. DESIGN In this descriptive, comparative study, purposive, nonrandom sampling was used to obtain representation of women in four ethnic groups. Women completed...
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ژورنال
عنوان ژورنال: Family Practice
سال: 2001
ISSN: 1460-2229,0263-2136
DOI: 10.1093/fampra/18.3.344