TABLE 2.

SURROGATE CONSENT FOR ANCILLARY GENETIC SUBSTUDIES BY PATIENT RACE/ETHNICITY: MULTIVARIABLE ANALYSES

Variable	Odds Ratio	95% CI		P Value
Genetic material collection for parent-related studies
Race
African American	0.34	0.21	0.55	<0.01
Other	0.28	0.12	0.64	<0.01
Ethnicity: Hispanic	0.46	0.25	0.98	0.04
Age, yr	1.00	0.98	1.01	0.71
Female	0.90	0.58	1.39	0.63
Genetic material collection for any ARDS-related research
Race
African American	0.38	0.24	0.61	<0.01
Other	0.36	0.16	0.82	0.02
Ethnicity: Hispanic	0.47	0.25	0.86	0.02
Age, yr	1.00	0.99	1.01	0.96
Female	0.97	0.64	1.45	0.87
Genetic material for non–ARDS-related research
Race
African American	0.50	0.33	0.76	<0.01
Other	0.35	0.16	0.76	0.01
Ethnicity: Hispanic	0.67	0.37	1.20	0.18
Age, yr	1.00	0.99	1.01	0.93
Female	1.28	0.90	1.83	0.18

Definition of abbreviation: CI = confidence interval.

All of these analyses were performed using white patients as the referent.