The high death rates in NYC that were published were attributable to a statistical error (failing to use adequate censoring of people still on ventilators). Note that the article has been updated with correctly censored numbers (hence 25%): https://jamanetwork.com/journals/jama/fullarticle/2765184
Finally, we only intubate patients after maneuvers like awake proning fail, so it’s not something that is comparable.