UNLABELLED BACKGROUND The debate over physicians' geographical distribution has attracted the attention of the economic and public health literature over the last forty years. Nonetheless, it is still to date unclear what influences physicians' location, and whether foreign physicians contribute to fill the geographical gaps left by national doctors in any given country. The present research...

BACKGROUND The use of objective structured clinical examination in pediatrics is not common in undergraduate evaluation process. OBJECTIVE To evaluate the effectiveness of objective structured clinical examination as compare to conventional examination as formative assessment tool in Pediatrics. METHODS We conducted a cross sectional comparative study in defined population of 9th semester M...

OBJECTIVE To compare postoperative social costs of two cataract surgical techniques, phacoemulsification (PHACO) and extracapsular extraction (ECCE). METHODS Prospective randomized intervention study including 205 patients, of which 101 underwent PHACO and 104 ECCE in the public service, in the city of São Paulo, Southeastern Brazil, in 2002. The socioeconomic impact of these surgical procedu...

BACKGROUND There is a paucity of studies on the magnitude of reduction of vasovagal reaction by reduced collection volume. This study was thus conducted to determine the difference in reaction rates between two collection volumes among the young first-time donors who are at particular risk of reaction. STUDY DESIGN AND METHODS This retrospective study analyzed 38,436 whole blood donations mad...

Wearing spectacles was a province of adults over 40 years age till half century earlier. Now we find more children and adolescents wearing spectacles. There have been dramatic rise both in prevalence as well as progression of refractive errors especially myopia in children and adolescents. Various studies in Asian population demonstrate a rise in refractive error (RE) among school and college s...

Background. Utilization of professional care during childbirth by women in low-income countries is important for the progress towards MDG 5. In Yemen, home births have decreased minimally during the past decades. Objective. The study investigates the influence of socio-demographic, birth outcome and demand factors on women's future preference of a home or institutional childbirth. Method. We in...

Students' reasons for choosing dentistry as a profession have not been well documented, especially in the developing countries. Therefore, the aim of this study was to determine the reasons why undergraduate Yemeni dental students who attended the University of Science and Technology (UST) chose dentistry as a career. A total of 300 out of 500 responses were recorded for this study, a response ...

PURPOSE The demand for cancer care has increased among aging North American populations as cancer treatment innovations have proliferated. Gaps between supply and demand may be growing. This study examined whether socioeconomic status has a differential effect on waits for surgical and adjuvant radiation treatment (RT) of breast cancer in Canada and the US. METHODS Ontario and California canc...

OBJECTIVE To assess the relation between children with asthma and ascariasis in the low income neighborhood of Pedregal, in Campina Grande (Paraíba, Brazil). MATERIAL AND METHOD The International Study of Asthma and Allergies in Childhood (ISSAC) standard questionnaire was distributed to 1,095 children but only 742 of them answered it and provided stool samples for parasite examination. The c...

OBJECTIVE To identify discriminatory attitudes in two moments of the Brazilian HIV/AIDS epidemic, as well as the occurrence of possible changes. METHODS The Intention of Discrimination Index was obtained by scoring 1 for discriminatory situations or 0, when the opposite was the case. Intention of discrimination ranges were established by means of the clustering technique, and made compatible ...