Table 1.

Management strategies and interventions to control the epidemic

Time period 1	Strategy	Comments
January to March 11, 2020	Containment	The aim was to delay the introduction of SARS‐CoV‐2 with testing and isolation of possible cases and contact tracing. Some non‐pharmaceutical measures were adopted, including banning of large gatherings.
March 12 to April 2020	Mitigation	A public lockdown in Denmark was instituted March 12. Schools, institutions for higher education, and daycare centers were closed. Workplaces were asked to introduce home working if possible. Restaurants, entertainment, sports facilities, and museums were closed. Adaptation of workplaces and public places to physical distancing and frequent use of hand hygiene have been an ongoing process ever since.
April to December 2020	Suppression Or “Hammer & dance”	Suppression of the epidemic with test, isolation and contact tracing and adapted non‐pharmaceutical interventions according to the situation. Late April: daycare centers and primary schools were reopened. May: Workplaces, worship places, secondary schools were reopened June: Entertainment and sport centers for sport were reopened in the beginning of June. Mid‐August schools and higher education institutions opened with eased restrictions, while most universities continued with online lectures. By the end of August, restaurants were again subjects to restrictions and one week later mandatory use of masks in closed places were introduced
December 2020	Mitigation/suppression	Second wave: Due to increased transmission and increases in number of patients admitted to hospitals, a new lockdown was implemented gradually, starting with the capital area from December 7 to a national lockdown December 16, including closure of schools, shops and restaurants

¹ https://en.coronasmitte.dk/announcements/political‐agreements‐and‐initiatives [13].