The unmatched case-control study design was conducted in North Wollo and Waghimra Zone Public Hospitals from March 1st to April 30, 2020. North Wollo zone founds in Amhara regional state with a capital city of Woldia that found 521 km away from Addis Ababa. There are six hospitals found in North Wollo and Waghimra Zone which are Woldia comprehensive specialized hospital, Kobo primary hospital, Lalibela general hospital, Mekiet primary hospital, Wadila primary hospital, and Tefera Hailu memorial hospital. The hospitals provide general and specialized treatment, known to be open 24 h for emergency services and each of them is assumed to be more than five million peoples.

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