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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: Alzheimers Dement. 2019 Oct 28;15(12):1576–1587. doi: 10.1016/j.jalz.2019.06.4944

Table 2.

Cohort effects on intercept and slope across adjusted models per race/ethnicity group

Step 1 (age, sex/gender, memory complaints) Step 2 (Step 1+ CVD) Step 3 (Step 2 + education) Step 4 (Step 3 + CSES)
Global cognition Cohort effect Estimate [95% CI] Estimate [95% CI] Estimate [95% CI] Estimate [95% CI]
 Whites intercept .151** [.055; .247] .108* [.014; .201] .045 [−.042; .133] .050 [−.034; .135]
slope .013 [.000; .026] .018** [.005; .031] .017** [.004; .030] .016* [.002; .029]
 Blacks intercept .112** [.028; .197] .100* [.008; .191] −.012 [−.095; .071] −.047 [−.137; .043]
slope .011 [−.002; .024] .012 [−.001; .026] .011 [−.003; .025] .015 [.000; .029]
 Hispanics intercept .018 [−.060; .097] −.005 [−.091; .081] −.024 [−.099; .051] −.024 [−.104; .055]
slope .012 [.000; .025] .016* [.003; .028] .015* [.002; .028] .015* [.002; .029]
Memory
 Whites intercept .158* [.018; .297] .107 [−.036; .251] .045 [−.091; .182] .034 [−.104; .173]
slope .014 [−.012; .040] .012 [−.012; .036] .013 [−.012; .037] .014 [−.012; .040]
 Blacks intercept .045 [−.072; .163] .027 [−.101; .155] −.059 [−.184; .066] −.106 [−.244; .031]
slope .022 [−.003; .046] .030* [.004; .056] .023 [−.003; .050] .031* [.004; .059]
 Hispanics intercept −.048 [−.144; .048] −.072 [−.176; .032] −.086 [−.187; .014] −.091 [−.197; .016]
slope .004 [−.018; .026] .012 [−.010; .034] .012 [−.011; .034] .013 [−.011; .037]
Language
 Whites intercept .230** [.088; .372] .144* [.017; .272] .059 [−.060; .178] .077 [−.041; .196]
slope .016 [−.001; .033] .014 [−.002; .030] .013 [−.003; .029] .007 [−.008; .022]
 Blacks intercept .227*** [.134; .319] .219*** [.119; .319] .073 [−.016; .161] .045 [−.049; .139]
slope .007 [−.007; .022] .004 [−.011; .019] .004 [−.011; .020] .004 [−.012; .021]
 Hispanics intercept .074 [−.012; .161] .048 [−.047; .142] .026 [−.055; .106] .044 [−.040; .128]
slope .011 [−.004; .025] .011 [−.003; .026] .011 [−.004; .025] .010 [−.005; .025]
Visuospatial
 Whites intercept .083* [.016; .15] .074* [.002; .146] .028 [−.045; .101] .029 [−.040; .099]
slope .007 [−.004; .019] .009 [−.003; .021] .008 [−.004; .020] .007 [−.005; .018]
 Blacks intercept .093* [.003; .182] .091 [−.006; .187] −.014 [−.103; .076] −.045 [−.139; .050]
slope .018** [.006; .03] .019** [.007; .032] .018** [.006; .030] .019** [.007; .032]
 Hispanics intercept .052 [−.044; .149] .047 [−.059; .152] .020 [−.071; .111] .003 [−.092; .098]
slope .020** [.006; .035] .023** [.008; .037] .022** [.008; .037] .024** [.009; .038]

Note. 95% CI = 95% confidence interval; CVD = cardiovascular disease (sum of diabetes, heart disease, hypertension, and stroke at baseline), CSES = childhood socio-economic status;

*

p < .05,

**

p < .01,

***

p <.001