Table 3:

Mediation by SDoH of the difference between Black and White racial groups in premature death among US adults aged 20–74 years

	HR (95% CI)	Relative contribution, % (95% CI)*
Stratified by birth cohort and adjusted for gender
Black vs White race	1·59 (1·44 to 1·76)	··
Stratified by birth cohort and adjusted for gender and other SDoH
Black vs White race	1·00 (0·91 to 1·10)	··
Unemployed vs employed, student, or retired	2·15 (1·91 to 2·43)	15·9% (10·0 to 21·9)
Family income-to-poverty ratio <300% vs ≥300%	1·45 (1·27 to 1·66)	23·6% (13·6 to 33·7)
Marginal, low, or very low food security vs full food security	1·21 (1·07 to 1·37)	9·4% (3·2 to 15·6)
Less than high school education vs high school graduate or higher	1·43 (1·25 to 1·65)	10·6% (5·2 to 16·0)
No regular health-care access vs at least one regular health-care facility	1·00 (0·86 to 1·15)	0·0% (–2·5 to 2·5)
No private health insurance vs private insurance	1·45 (1·26 to 1·67)	18·8% (9·5 to 28·2)
No home ownership vs home ownership	1·04 (0·94 to 1·15)	2·4% (–4·4 to 9·2)
Not married nor living with a partner vs married or living with a partner	1·37 (1·23 to 1·53)	18·1% (10·8 to 25·4)

HR=hazard ratio. SDoH=social determinants of health.

^*Percentage of the racial difference in all-cause premature mortality explained by each factor in the multivariable mediation model.