Patient's age:
-- Select age group ---
less than 70
from 70 to 74
from 75 to 79
from 80 to 84
more than 85 ans
PROTECTIVE FACTOR
Intact neurologically or low neurological deficit at admission
RISK FACTORS
Major trauma
Acute stroke
Metastatic or hematologic cancer
Septicemia
Medical noncardiac diagnosis
Hepatic insufficiency
Admission from a skilled nursing facility
Hypotension or hypoperfusion
Renal insufficiency or dialysis
Respiratory insufficiency
Pneumonia
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