The countries below are those that had COVID-19 cases before Iran. The similarity index and difference in days are given by the proximity of the curves of number of deaths. See comparison charts and timelines for more details.
The countries below are countries similar to Iran in terms of socioeconomic factors. The similarity index is based on several variables that might influence the severity of the epidemic. See comparison charts for more details.
Change is the variation of the value in relation to the previous day (in percentage points).