Table 3. Association of race/ethnicity and ICU length of stay.

Outcome	Mean Difference In ICU Length of Stay (95% CI)
	White	Black	Hispanic	Asian/Pacific Islander
Model 1*	Reference	0.68 (0.27 to 1.09)	0.11 (-0.17 to 0.39)	0.42 (-0.01 to 0.85)
Model 2†	Reference	0.52 (0.12 to 0.92)	-0.11 (-0.38 to 0.16)	0.33 (-0.09 to 0.74)
Model 3‡	Reference	0.50 (0.10 to 0.90)	-0.13 (-0.09 to 0.73)	0.32 (-0.09 to 0.74)
Model 4§	Reference	0.39 (-0.01 to 0.79)	-0.24 (-0.52 to 0.05)	0.23 (-0.19 to 0.65)

^*Adjusted for age + gender

^†Adjusted for age, gender + APS

^‡Adjusted for age, gender, APS + DNR status

^§Adjusted for age, gender, APS, DNR status + SES + expected source of payment + admission type

All analyses were adjusted for hospital effects.

SES=socioeconomic status, DNR=do not resuscitate APS= acute physiology score

Bold face type indicates statistical significance.