BACKGROUND AND OBJECTIVES Genetic testing for a variety of diseases is becoming more available to primary care physicians, but it is unclear how useful physicians perceive these tests to be. We examined academic family physicians' perception of and experiences with clinical genetic testing and direct-to-consumer genetic testing. METHODS This study is an analysis of a survey conducted as part ...

OBJECTIVE To explore associations between the nutritional quality of diet at age 16 years and academic performance in students from Santiago, Chile. METHODS We assessed the nutritional quality of diet, using a validated food frequency questionnaire, in 395 students aged 16.8 ± 0.5 years. Depending on the amount of saturated fat, fibre, sugar and salt in the foods, diet was categorized as unhe...

conclusions it was concluded that the efficacy of tramadol and fluoxetine in males with premature ejaculation are the same and both are effective. both of these drugs are safe to treat premature ejaculation. results thirty-six subjects with the mean age of 44 ± 19.3 years underwent analysis. eighteen subjects were treated by fluoxetine and 18 by tramadol. the efficacy of treatment in the two gr...

This paper investigates the effects of family background on academic achievement in basic education (grade 1-9) in rural China, using information on a sample of children aged 9-12 in 2000 from Gansu, China. The instrumental variable method developed by Mason and Griliches (1972), and Blackburn and Neumark (1992) is applied to control for unobserved child ability. Scores of a cognitive ability t...

The aim of this work is to investigate relationships among pre-service primary mathematics teachers’ gender, academic success and spatial ability. The study was conducted in Izmir with 193 pre-service primary mathematics teachers of Dokuz Eylül University. In the work, spatial ability test, which consists of two main subtests measuring spatial orientation and spatial visualization abilities, is...

This paper investigates the effects of family background on academic achievement in basic education (grade 1-9) in rural China, using information on a sample of children aged 9-12 in 2000 from Gansu, China. The instrumental variable method developed by Mason and Griliches (1972), and Blackburn and Neumark (1992) is applied to control for unobserved child ability. Scores of a cognitive ability t...

Network meta-analysis (NMA)--a statistical technique that allows comparison of multiple treatments in the same meta-analysis simultaneously--has become increasingly popular in the medical literature in recent years. The statistical methodology underpinning this technique and software tools for implementing the methods are evolving. Both commercial and freely available statistical software packa...