September 2014

Interaction of sex with age at diagnosis and radiation therapy in the survival of pediatric acute lymphoblastic leukemia

Sex is a significant prognostic factor in the survival of pediatric acute lymphoblastic leukemia (ALL) with girls having superior outcome. This phenomenon could be partly due to the intrinsic relationship between sex and other prognostic factors. The present study aimed to assess the effect of sex on ALL survival after accounting for interactions of sex with age at diagnosis and radiation, in addition to known...

Author(s): Md Jobayer Hossain, and Li Xie

September 2014

Impact of environmental factors on the prevalence of autistic disorder after 1979

The aim of this study was to investigate a previously overlooked, universally introduced environmental factor, fetal and retroviral contaminants in childhood vaccines, absent prior to change points (CPs) in autistic disorder (AD) prevalence with subsequent dose-effect evidence and known pathologic mechanisms of action.  Worldwide population based cohort study was used for the design of this study. The United...

Author(s): Theresa A. Deisher, Ngoc V. Doan, Angelica Omaiye, Kumiko Koyama and Sarah Bwabye

September 2014

Factors associated with endemicity of Yersinia pestis in Namwala District of Zambia

Plague which is a flea borne zoonotic disease of mammals caused by the bacterium Yersinia pestis has occurred in Eastern and Southern parts of Zambia as epizootics. This study was conducted to determine factors associated with these outbreaks. The study was done in Namwala district of Zambia and a cross-sectional study design was used. The two stage cluster sampling technique was used. The first stage involved...

Author(s): Y. Banda, B. M. Hang’ombe, K. L. Samui,  D. Kaile,  A. S. Mweene and M. Simuunza