Created at	Source	Raw Value	Validated value
March 27, 2022, 4 p.m.	usa	Number of Subjects Alive and Free of Respiratory Failure	Number of Subjects Alive and Free of Respiratory Failure
Oct. 26, 2020, 11:31 p.m.	usa	Proportion of patient alive and free of respiratory failure	Proportion of patient alive and free of respiratory failure