Africa Though the Omicron variant emerged in Africa, the continent's situation has stabilized.
In the placebo group, five cases of severe or critical disease, seven hospitalisations and two covid-19-related deaths had occurred by the six-month follow-up.
This equates to just under 4.
So in these charts we use a rolling 7-day average of the new infections countries report each day and compare where that average is now to where it was at its peak.
In all, a total of 498,933,656 cases have been reported worldwide, including 7,300,066 in the past week, for a 23% drop in tracking by on Sunday.
Also read: Pandemic woes: Health experts ring Omicron warning Scientists continue to emphasise vaccines are critical for avoiding the devastation the virus can cause.