Table 4.
Linear Model Estimates of the Association Between Cytomegalovirus Seropositivity and Cognitive Function, by Educational Attainment (n = 5,617), Health and Retirement Study, 2016
| Educational Attainment | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Variable | Less Than High School | High School Diploma | Some College | College or Above | |||||
| Estimate a | 95% CI | Estimate | 95% CI | Estimate | 95% CI | Estimate | 95% CI |
Interaction
P Value |
|
| Intercept | 20.22 | 19.17, 21.27 | 23.12 | 22.66, 23.58 | 23.82 | 23.32, 24.32 | 25.76 | 25.34, 26.18 | |
| CMV serostatus | 0.733 | ||||||||
| Seropositive | −0.56 | −1.63, 0.52 | −0.02 | −0.49, 0.44 | −0.20 | −0.70, 0.31 | −0.31 | −0.73, 0.12 | |
| Seronegative | 0.00 | Referent | 0.00 | Referent | 0.00 | Referent | 0.00 | Referent | |
| Age | −0.17 | −0.22, −0.11 | −0.17 | −0.20, −0.13 | −0.19 | −0.23, −0.15 | −0.19 | −0.23, −0.15 | 0.739 |
| Age2 | −0.01 | −0.01, 0.00 | −0.01 | −0.01, 0.00 | 0.00 | −0.01, 0.00 | −0.01 | −0.01, −0.01 | 0.403 |
| Sex | 0.038 | ||||||||
| Male | −0.29 | −0.97, 0.32 | −1.24 | −1.63, −0.85 | −0.78 | −1.25, −0.31 | −0.68 | −1.09, −0.27 | |
| Female | 0.00 | Referent | 0.00 | Referent | 0.00 | Referent | 0.00 | Referent | |
| Race/ethnicity | 0.292 | ||||||||
| Non-Hispanic White | 0.00 | Referent | 0.00 | Referent | 0.00 | Referent | 0.00 | Referent | |
| Non-Hispanic Black | −3.09 | −3.91, −2.28 | −3.30 | −3.86, −2.73 | −2.94 | −3.62, −2.27 | −1.95 | −2.71, −1.20 | |
| Hispanic | −1.86 | −2.62, −1.10 | −1.56 | −2.31, −0.80 | −1.13 | −2.06, −0.20 | −1.12 | −2.39, 0.15 | |
| Other | −2.96 | −4.96, −0.96 | −2.67 | −3.98, −1.35 | −1.91 | −3.45, −0.36 | −1.28 | −2.52, −0.05 | |
Abbreviations: CI, confidence interval; CMV, cytomegalovirus; TICS, Telephone Interview for Cognitive Status.
a Difference in TICS score.