Table 3. Participant Baseline Characteristics.

Characteristic
Age median (range)	48 (29-77)
Sex	(number (%))
Male	9 (47)
Female	10 (53)
Primary Diagnosis	(number (%))
Sepsis	6 (32)
ARDS	5 (26)
Other	8 (42)
Co-Morbid Conditions	(number (%))
Cardiovascular Disease	6 (32)
Diabetes	5 (26)
Liver Disease	4 (21)
COPD	3 (16)
Chronic Renal Failure-Hemodialysis	2 (11)
Lung Transplant	1 (5)
Cancer	1 (5)
Primary Service
MICU	12 (63)
SICU	6 (32)
NICU	1 (5)
Assessment [possible range]	median (range)
APACHE II [0-71]	15.5 (4-25)
SOFA [0-24]	6 (2-18)
MRC Score [0-5]	1.5 (1-4)

ARDS = acute respiratory distress syndrome, COPD= chronic obstructive pulmonary disease, MICU= medical ICU, SICU = surgical ICU, NICU = neurological ICU, APACHE= Acute Physiology and Chronic Health Evaluations, SOFA= Sepsis-related Organ Failure Assessment, MRC=Medical Research Council Summary Score