Lifecourse socioeconomic circumstances and multimorbidity among older adults

BMC Public Health

Table 5 Fully adjusted exponentiated parameter estimates and confidence intervals for zero-inflated Poisson regression models testing the association among childhood financial hardship, lifetime earnings, and multimorbidity, and the interaction between childhood financial hardship and lifetime earnings

Logistic portion of the ZIP model
	Model 7	Model 8
Childhood financial hardship^†	.40 (.09, 1.71)	.27 (.04, 2.05)
Gender (female is reference)	1.16 (.50, 2.70)	1.05 (.47, 2.33)
Age	.76*** (.67, .82)	.75*** (.66, .81)
Race (white is reference)	.34 (.10, 1.23)	.34 (.10, 1.15)
Educational Attainment (less than high school reference)
High School/GED	1.91 (.71, 5.11)	1.49 (.61, 3.67)
Some College or more	.67 (.24, 1.89)	.62 (.22, 1.70)
Lifetime Earnings^§	1.03 (.73, 1.42)	1.06 (.77, 1.44)
Childhood financial hardship X Lifetime earnings		1.35 (.35, 3.36)
Poisson Portion of the ZIP model
	Model 7	Model 8
Childhood financial hardship^†	1.07* (1.01, 1.13)	1.19*** (1.07, 1.32)
Gender (female is reference)	.41 (.10, 1.74)	.25 (.03, 1.83)
Age	1.02*** (1.02, 1.03)	1.02*** (1.02, 1.03)
Race (white is reference group)	1.23 (.53, 2.82)	1.12 (.51, 2.46)
Educational Attainment (less than high school is reference)
High School/GED	.27* (.08, .95)	.27* (.08, .89)
Some College or more	1.66 (.62, 4.41)	1.49 (.61, 3.67)
Lifetime Earnings^§	.95*** (.93, .97)	.97* (.94, .99)
Childhood financial hardship X Lifetime earnings		.95* (.91, .99)

* p < .05; ** p < .01; *** p < .001; ^† Childhood financial hardship was measured by a question, "While you were growing up, before age 16, did financial difficulties ever cause you or your family to move to a different place?" ^§ Lifetime Earnings was operationalized as average annual income from 1951 up to age 50 of the respondent CPI-U adjusted

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