Guilan Elderly Cohort Study

Cohort facts:

Location of cohort: Some’e Sara – Guilan Province

Main Ethnicities of participants: Gilaki

Conducted by: Guilan University of Medical Sciences


  • Farahnaz Joukar, PhD
  • Mohammadreza Naghipour, PhD

Study Execution:

The PERSIAN Elderly Cohort Study started in Guilan in August 2020, and enrollment is currently ongoing.

Principal Investigator: Fariborz Mansour-Ghanaei

Overview of Cohort Population

Final Enrolled Sample Size
10,116 individuals
Gender Distribution
47% Male
53% Female
Age Distribution

35% ----35-44 years
34%----45-54 years
24%----55-64 years

Residence Type
70% Urban
30% Rural

Contact information

Website: ---