Table 5.

Mortality with ECMO use in Cardiogenic Shock^a

	Odds Ratio	95% CI	p-value
CCIb - Nervous system and sense organs diseases	1.22	0.64–2.32	0.541
CCI - Respiratory system diseases	3.83	1.76–8.31	0.001
CCI - Digestive system diseases	1.72	0.82–3.61	0.150
CCI - Genitourinary system diseases	4.97	2.39–10.33	< 0.001
CCI - Injury and poisoning	0.47	0.24–0.94	0.032
Injury diagnosis reported	0.45	0.15–1.36	0.156
Tracheostomy; temporary and permanent	0.46	0.14–1.48	0.190
Other operating room proceduresc	0.49	0.24–1.00	0.048
Echocardiogram	4.63	1.30–16.50	0.018
Season of admission (Autumn)
Winter	8.85	3.39–23.11	< 0.001
Spring	5.44	2.16–13.73	< 0.001
Summer	4.02	1.54–10.46	0.005
Age (1 year)	1.01	1.00–1.04	0.239
Length of Stay (1 day)	0.94	0.90–0.98	0.003
Total chargesd (per $10,000)	1.01	1.00–1.02	0.069

^aVariables included in the model are: significant chronic conditions and procedures found at the bivariate level, injury diagnosis, season of admission, age, and total charges

^bCCI denotes body system categories affected by chronic conditions

^cSpecifically procedures on vessels other than head and neck

^dTotal charges are for accumulated ED and Inpatient services