Besides interrupting a woman’s education, early childbearing is associated with numerous adverse outcomes. Young teen mothers are at an increased risk of delivering low birth weight (< 2500g) and/or preterm (< 37 weeks gestation) births, experiencing physical violence, and living in poverty. Further, one limited study has shown that children of young teen mothers are more likely to have lower e...

We compared the age-at-first-registration for patients with schizophrenia and affective psychosis in a statewide mental health register. After excluding those receiving (1) a diagnosis of both schizophrenia (ICD-9 295.x) and affective psychosis (ICD-9 296.x), or (2) a diagnosis of ICD-9 296.1 (which can cover "major depressive episode"), we adjusted the distributions for the age structure of th...

Age at first birth has been shown to be correlated with melanoma risk, but the results were inconsistent. Thus, a meta-analysis was undertaken to evaluate the relationship between age at first birth and melanoma risk. Studies published up to September 6, 2014 were identified through searches of PubMed and EMBASE databases. Random-effect model was used to pool the study-specific risk estimates (...

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 ...

INTRODUCTION The ideal time for the first dental visit of a child as recommended by many professional dental organizations across the world is by the age of one year. The aim of this study was to survey the age and the most common causes for the first visit to the dental office, as well as the recommendations of dentists regarding this visit. PATIENTS AND METHODS The present study included 28...