Created at	Source	Raw Value	Validated value
March 12, 2022, midnight	usa	ICU's primary outcome - number of days alive and free from mechanical ventilation	ICU's primary outcome - number of days alive and free from mechanical ventilation
Feb. 17, 2022, 5 p.m.	usa	ICU's primary outcome - Duration of mechanical ventilation	ICU's primary outcome - Duration of mechanical ventilation
April 16, 2021, 12:31 a.m.	usa	Hospital's primary outcome - Duration of mechanical ventilation;ICU's primary outcome - Duration of mechanical ventilation	Hospital's primary outcome - Duration of mechanical ventilation;ICU's primary outcome - Duration of mechanical ventilation