Ali-Asghar Kolahi - MD, MPH, Social Determinants of Health Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Ahmad Reza Farsar - Social Determinants of Health Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Shahnam Arshi - Social Determinants of Health Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Mortaza Abdollahi - Social Determinants of Health Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Alireza Abadi - Social Determinants of Health Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran

Background: We need a defined population for determining prevalence and incidence of diseases, as well as conducting interventional, cohort and longitudinal studies, calculating correct and timely public health indicators, assessing actual health needs of community, performing educational programs and interventions to promote healthy lifestyle, and enhancing quality of primary health services. The objective of this project was to determine a defined population which is representative of Tehran, the Capital of Iran. This article reports the methodology and establishment of the research network of Tehran defined population.Methods: This project started by selecting two urban health centers from each of the five district health centers affiliated to Shahid Beheshti University of Medical Sciences in ۲۰۱۲. Inside each selected urban health center, one defined population research station was established. Two new centers have been added during ۲۰۱۳ and ۲۰۱۴. For the time being, the number of the covered population of the network has reached ۴۰۰۰۰ individuals. The most important criterion for the defined population has been to be representative of the population of Tehran. For this, we selected two urban health centers from ۱۲ of ۲۲ municipality districts and from each of the five different socioeconomic of Greater Tehran. Merely ۸۰۰۰۰ individuals in neighborhoods of each defined population research station were considered as control group of the project.Findings: Totally we selected ۱۲ defined population research stations and their under-covered population developed a defined population which is representative of Tehran population.Conclusion: a population lab is ready now in metropolitan of Tehran.

Defined population, Population Lab, Research network, Social determinants of health