BACKGROUND Randomized controlled trials are being used increasingly to evaluate the effectiveness of health care interventions, including those in primary care. AIM A study was undertaken to document the topic areas addressed by randomized controlled trials conducted in primary care and the methodological characteristics of these, based on a historical review of all trials published in the Br...

In this paper we investigate how fertility decisions respond to unexpected career interruptions which occur as a consequence of job displacement. Using an event study approach we compare the birth rates of displaced women with those of women unaffected by job loss after establishing the pre-displacement comparability of these groups. Our results reveal that job displacement reduces average fert...

This study defined a wealth index that was strongly correlated with a health indicator: the survival of children aged less than five years. This index allowed the most vulnerable social groups for health outcomes to be identified. These groups could become the target for focused interventions and in particular for health-insurance schemes. The study was based on a thorough analysis of data coll...

Objectives: Although high rates of graft and contralateral anterior cruciate ligament (ACL) ruptures have been reported in younger patients after ACL reconstruction, recent evidence suggests that previously crude event underestimate the actual risk. Therefore, aim this study was to report rupture reconstruction a large series using survival analysis. Methods: A consecutive 400 who were under 18...