Persian Cohort


The Prospective Epidemiological Research Studies of the Iranian Adults (PERSIAN) is a nationwide

Click on the provinces to learn more about different cohort sites.

cohort study launched in the year 2014 in an attempt to expand and encourage research in the field of medicine, epidemiology, health, and nutrition, by empowering medical schools around the country with the necessary resources to take part in the study, to reach the ultimate goal of identifying the risk factors related to the most prevalent chronic diseases in Iran, in order to reform the health system to manage the problems at hand, and to enhance the health of Iranians while contributing to the world’s medical knowledge.

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Chair Message

Dr. Reza Malekzadeh
Numerous very well done studies published recently in most low and middle income countries demonstrate obvious improvements in general health. Infectious diseases, formerly the most common causes of death and disability, are becoming less common with a significant decline in infant and maternal mortality rate and more prolonged life expectancy. The life expectancy at birth in Iran has rose to above 72 years in 2010 compared to 56 years in 1970. At the present time, non-communicable diseases (NCDs) account for more than 75% of the mortality observed In Iran and in many other low- and middle-income countries. Cardiovascular and Cerebrovascular diseases (myocardial infarction and stroke) are by far the most common causes of NCD mortality, followed by cancers, chronic pulmonary diseases, renal, and liver diseases.
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