Table 2.

Demographics

	HABP/VABP N=103 (%)	No HABP/VABP N=759 (%)
Median age, years (minimum, maximum)	0.8 (0.0, 17.6)	1.2 (0.0, 17.9)
Median height, cm (minimum, maximum)	66.5 (19.0, 181.0)	73.7 (18.3, 184.0)
Median weight, kg (minimum, maximum)	7.9 (0.4, 92.4)	9.5 (0.4, 124.0)
High-risk criteria
Invasive mechanical ventilation >48 hours	37 (36)	382 (50)
Invasive mechanical ventilation >5 days	21 (20)	185 (24)
New mechanical ventilation, BiPAP or CPAP via tracheostomy	9 (9)	56 (7)
Noninvasive ventilation	12 (12)	108 (14)
High-flow oxygen	6 (6)	15 (2)
Supplemental oxygen via partial or non-rebreather face mask	1 (1)	7 (1)
None	21 (20)	41 (5)
Median ICU length of stay at time of screening, days (minimum, maximum)	5 (1, 163)	4 (1, 297)
Primary ICU admission diagnosis
Acute respiratory failure or distress	69 (67)	338 (45)
Congenital heart defect	4 (4)	53 (7)
Acute renal failure or electrolyte abnormality	1 (1)	9 (1)
Altered mental status	2 (2)	14 (2)
Cardiogenic shock	0 (0)	10 (1)
Cerebrovascular accident	1 (1)	11 (1)
Planned post-operative admission	5 (5)	107 (14)
Severe sepsis/septic shock	5 (5)	31 (4)
Frequent or refractory seizures	2 (2)	36 (5)
Trauma	2 (2)	30 (13)
Other	12 (12)	120 (16)