Yazd Eye Cohort Study

Cohort facts:

Location of cohort: Shahedieh – Yazd Province

Main Ethnicities of participants: Fars

Conducted by: Shahid Sadoughi University of Medical Sciences


  • Mohammad Reza Shoja, MD PhD
  • Hassan Mozaffari Khosravi, PhD
  • Mohammad Hasan Lotfi, MD PhD
  • Hossein Fallahzadeh, PhD
  • Masoud Mirzaei, MD PhD
  • Amir houshang Mehrparvar, PhD
  • Mohammad Javad Zare Sakhvidi, PhD
  • Ali Dehghani, PhD
  • Fatemeh Ezzodini, DDS
  • Samira Salimpour, MD

Study Execution:

The PERSIAN Eye Cohort Study started in Yazd in May 2016, and enrollment ended in October 2019.

Current Activity: Yazd Eye Cohort Study is currently conducting a repeated measurement phase for 30% of the enrolled participants who have been selected randomly.

Principal Investigator: Mohammad Reza Mirjalili, MD

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

Email: ah.mehrparvar@gmail.com