Table 4 The five different periods used to split the original cumulative incidence time series
From: Spatiotemporal evolution of COVID-19 in Portugal’s Mainland with self-organizing maps
Period | Name | Main events |
|---|---|---|
March 28th to May 30th, 2020 | 1st Emergency State | • Initial mandatory national lockdown and closing of most economic sectors • Eastern Restrictions applied from April 9th to 13th, 2020 |
July 7th to September 10th, 2020 | Summer 2020 | • August 3rd the first day without COVID-19 related deaths • Some restrictions were lifted as COVID-19 cases remain low |
September 1st to October 30th, 2020 | September–October of 2020 | • Schools reopen on September 14th, 2022 • Mandatory use of mask indoor and outdoor |
November 1st to December 15th, 2020 | 2nd Wave of COVID-19 | • Emergency State declared again on November 9th, 2022 • New daily record of COVID-19 infections on November 19th, 2022 |
December 15th, 2020 to February 6th, 2021 | Holiday Season | • Some mobility restrictions lifted to enable Holidays celebrations • National lockdown applied again on January 18th, 2021 |