The tally of active patients is the highest since May 27 last year — 230 days ago — during the second wave. Still, a positive confirmation rate of 30.86 means that one out of every three tests in the state returns positive. A positive confirmation rate up to 5 per cent is considered tolerable in a pandemic. “Calcutta’s positive confirmation rate has been over 40 for a while. Five-six others have a positive confirmation rate of over 20….

Source: The Telegraph January 12, 2022 23:15 UTC