Thackeray has expressed concerns over people moving out without masks and said that the administration's focus should be reducing the COVID-19 mortality rate in the state.
The researchers analysed medical data of 1,641 adults who were diagnosed with Covid-19 infection and admitted to a hospital in the Boston area between March 4 and April 28 2020.
There have been 4,665 deaths due to the virus in West Bengal, the state health department said.
As part of the next steps, the team is now looking to understand the biological mechanisms that cause RDW elevations in severe Covid-19 cases. By March 11, when the World Health Organization declared the new coronavirus a "pandemic", 4,500 deaths had been recorded worldwide, across 30 countries and territories.
The countries with a death toll above 10,000 are Mexico (76,243), the United Kingdom (42,060), Italy (35,818), Peru (32,037), France (31,675), Spain (31,232), Iran (25,394), Colombia (25,296), Russian Federation (20,140), South Africa (16,376), Argentina (15,543), Chile (12,591), Ecuador (11,236) and Indonesia (10,308). By then the total number of deaths worldwide had risen to almost 170,000, or double the level reported on March 31.
Buckingham Palace announce Royal baby on the way
The duchess previously spoke of her hopes of becoming a grandmother, saying she would be "excellent" in the role. The pair tied the knot back in October 2018, surrounded by loved ones at St George's Chapel at Windsor Castle .
As of Friday, a total of 23,644 patients were cured and discharged and this took the total tally to 10,16,450 patients who have been treated with COVID19.
Only then did they start to fall gradually, reaching an average 1,900 deaths per day last week. "The average fatality rate of the last 10 days has been 0.94 per cent".
The US remains the worst hit country with over 200,000 fatalities.
Two Nobel Prize-winning economists proposed in Le Monde newspaper this weekend that France should lockdown its population for the first three weeks of December, to allow families to get together safely for end-of-year holidays and to "save Christmas". It broke the record of 2,533 new infections from September 18.