Table 2:

Percent of patients meeting individual high-risk criteria by center

Criteria	% of High Risk Patients who Met Criteria (N)*)	% of CCHMC High Risk Patients who Met Criteria (N)*)	% of CHOP High Risk Patients who Met Criteria (N)*)	P-Value
ECMO	1.1% (10)	0.6% (3)	1.8% (7)	0.10
Hyperkalemia	2.6% (23)	1.9% (9)	3.6% (14)	0.12
Renal Replacement Therapy	4.4% (38)	3.9% (19)	4.9% (19)	0.47
Pulmonary Hypertension	4.7% (41)	3.3% (16)	6.5% (25)	0.03
Lactic Acidosis	5.3% (46)	4.1% (20)	6.8% (26)	0.08
Intracranial Hypertension	12.6% (110)	12.0% (58)	14.5% (56)	0.28
Severe Cardiac Dysfunction	25.7% (224)	26.4% (128)	24.9% (96)	0.62
High Mean Airway Pressure	26.6% (231)	21.0% (102)	33.5% (129)	<0.01
Profound Acidosis	30.0% (261)	34.0% (165)	24.9% (96)	0.004
Vasoactive Shock	48.2% (419)	50.3% (244)	45.5% (175)	0.16

^*Total number of high risk patients=870, CCHMC high risk patients=485, CHOP high risk patients=385