Updated research request forms and data security approval requirement effective 4/24/23
This variable is contained in the following files:
SAS Name
P1AL_VENTILATOR
Indicates the patient received ventilator or respirator treatment. Includes any type of electrically or pneumatically powered closed system mechanical ventilatory support devices.
| Code | Code value |
|---|---|
| 0 | Unchecked |
| 1 | Checked |
| -1 | Unknown |