The Union health ministry has said the states have not provided any information on deaths of Covid patients in hospitals due to lack of oxygen. With a number of deaths due to oxygen shortage making headlines during the second wave, especially in Delhi, the matter drew sharp criticism from the opposition. Health is a state subject and states and UTs regularly report the number of cases and deaths to the Centre, junior health minister Bharati Praveen Pawar had said in a written reply in Rajya Sabha.
