The Bulgarian National Center for Infectious and Parasitic Diseases (NCIPD) announced on March 25 that it had found the Omicron coronavirus strain in all but one of 457 samples from Covid-19 patients in the country.
The samples were collected over a period from February 8th to March 10th and came from 24 of the 28 districts of Bulgaria.
The Omicron strain accounted for 99.8 percent of the last set of samples sequenced by NCIPD, compared to 99.6 percent in the previous batch announced from NCIPD last week.
Of the patients with the Omicron strain, 318 were being treated at home, 30 were in the hospital, 99 had recovered and nine had died, March 1-15, the NCIPD statement said.
The one patient with the Delta variant, in whom the B.1.617.2 base strain was identified, was treated at home from March 1-15.
NCIPD said that among the omicron cases, subvariant BA.2 was found in 213 cases, BA.1.1 in 147 specimens, and BA.1 in 96 cases.
Most of the specimens, including both the Omicron and Delta strains, came from Burgas (143) and Rousse (86) districts, followed by the city of Sofia (43), Stara Zagora (43) and Varna districts (39th). ).
(Photo: Military Medical Academy)
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