Volume 31, Number 1—January 2025
Research
Social Contact Patterns and Age Mixing before and during COVID-19 Pandemic, Greece, January 2020–October 2021
Figure 1

Figure 1. Seven-day moving average of laboratory-confirmed COVID-19 cases by date of sampling and key community measures during social contact data collection periods in study of social contact patterns and age mixing before and during COVID-19 pandemic, Greece, January 2020–October 2021. Data on COVID-19 cases were extracted from the daily reports of the National Public Health Organization. Social contact data collection periods are illustrated with shaded zones (light orange indicates lockdown periods, gray indicates prepandemic period and periods with relaxed measures). Key community measures implemented during the study periods are indicated on the left of each zone. The color of each cell represents the extent to which each community measure was implemented.