Re: "Interpretation and choice of effect measures in epidemiologic analyses".

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In epidemiologic studies, the measurement of characteristics of interest is almost always subject to random measurement error. This error and its effects are usually overlooked by researchers. One of its effects is a widespread statistical phenomenon that is well known as regression to the mean. This phenomenon occurs whenever an extreme group of people is selected from a population based on th...

An Epidemiologic Model for Risk Factors of Migraine and Tension type Headaches among Primary Schools Teachers of Shiraz, 2003.

This study was conducted to estimate the prevalence of migraine and tension-type headaches among Shiraz primary schools teachers and to provide an epidemiologic model for them. A random sample of 538 teachers, constituting a 10% sample of the primary schools teachers’ population, was evaluated on the basis of the diagnostic criteria of the International Headache Society (IHS) as well as clinica...

Why Even the Logic of Re-Defined Choice May Still Contradict the Logic of Care in Public Health Systems?

Rereading the Interpretation of "There is no compulsion in religion"in the Light of the Theory of Coherence and Continuity of the Qur'an and Its Relation to Freedom of Religion and Belief

The Quranic sentence "There is no compulsion in religion" has been interpreted differently by commentators in different periods. Some has taken it as the permission for freedom of belief from the verse and some has considered it in conflict with the verses of fighting and apostasy. The distinction and diversity of the commentators' understanding of the verses of the Qur'an is related to the men...

Intermediate and advanced topics in multilevel logistic regression analysis

Multilevel data occur frequently in health services, population and public health, and epidemiologic research. In such research, binary outcomes are common. Multilevel logistic regression models allow one to account for the clustering of subjects within clusters of higher-level units when estimating the effect of subject and cluster characteristics on subject outcomes. A search of the PubMed da...