Type | Candidate variable | Category |
---|---|---|
Demographic | Sex | Male; female |
Age | Continuous variable | |
Clinical factors | Hospital admission | Scheduled, emergency |
Reason for starting MV | After scheduled surgery; after emergency surgery; internal medicine patients | |
Primary diagnosis | See Table 3 | |
Time between admission and initiation of MV | Immediate; 1 day; 2–4 days; > 4 days | |
Renal replacement therapy | Yes = 1; no = 0 | |
Catecholamines | Yes = 1; no = 0 |