Working Paper No. 57

A brief working paper on Mycoplasma diseases of sheep and goats in Iran

In Vitro Evaluation of Flow and Working Time of AH Plus Alone and in Combination with Amoxicillin and Triple Antibiotic Paste

Received: 24 Nov 2014 Accepted: 12 May 2015 Abstract Background and Aim: Some researchers have attempted to enhance the antibacterial properties of sealers by addition of antibiotics while this may affect their physical properties. The purpose of this in vitro study was to compare the working time and flow of AH Plus sealer alone and in combination with amoxicillin and triple antibiotic paste (...

The Comparison of Working Memory and Reaction Time in Non-Athlete, Athlete and Heroin-Dependent Individuals *

Objective: The aim of this study was to compare memory working and semantic strop in non-athlete, athlete and heroin-dependent individuals. Method: The present study was a causal-comparative study. Forty-five men were selected by convenience sampling and divided into three groups: non-athlete, athlete, and heroin-dependent individuals. Participants were assessed using neuropsychological instrum...

Employment and return to work following chemoradiation in patient with HPV-related oropharyngeal cancer

Background: Human papillomavirus (HPV)-positive oropharyngeal cancer primarily affects working-age adults. Chemotherapy and radiation (CTRT) used to treat this disease may adversely impact a survivors’ ability to work after treatment. Methods: We surveyed participants with HPV-positive oropharyngeal cancer who completed CTRT regarding employment. We examined the associations between 1) sociodem...

QIC program and model selection in GEE analyses

The generalized estimating equation (GEE) approach is a widely used statistical method in the analysis of longitudinal data in clinical and epidemiological studies. It is an extension of the generalized linear model (GLM) method to correlated data such that valid standard errors of the parameter estimates can be drawn. Unlike the GLM method, which is based on the maximum likelihood theory for i...