LUCKNOW : The number of deaths due to COVID-19 reached 2,638 in Uttar Pradesh on Wednesday with the state's case fatality rate (CFR) coming down to 1.57 per cent, a senior official said.A total of 2,638 people have died in the state due to coronavirus infection, Additional Chief Secretary Amit Mohan Prasad said.The CFR of the state has come down to 1.57 per cent which is below the national percentage of 1.97, he said, adding that the recovery rate of the state presently was 68.78.As many as 1,15,227 people have recovered and been discharged from hospitals while the number of active cases was 49,645, he said, adding that in the past three days since August 16, the number of active cases has come down by almost 2,000 indicating that more.