Table 4.
Comparison Between the Multimorbidity-Weighted Index and Simple Disease Count Simultaneously in the Same Model for Adjusted Changes in Global Cognitive Functioning, Delayed and Immediate Word Recall, and Working Memory, Health and Retirement Study, 2000–2014
| TICSm | Delayed word recall | Immediate word recall | Serial 7s test | |||||
|---|---|---|---|---|---|---|---|---|
| Regression coefficient (95% CI) |
p-Value | Regression coefficient (95% CI) |
p-Value | Regression coefficient (95% CI) |
p-Value | Regression coefficient (95% CI) |
p-Value | |
| Multimorbidity- weighted index, standardized | −0.15 (−0.23, −0.08) | <.001 | −0.05 (−0.08, −0.01) | .007 | −0.06 (−0.09, −0.04) | <.001 | −0.05 (−0.07, −0.02) | .001 |
| Disease count, standardized | −0.05 (−0.12, 0.26) | 0.20 | −0.04 (−0.07, 0.001) | 0.04 | −0.01 (−0.04, 0.02) | 0.44 | −0.004 (−0.03, 0.02) | 0.77 |
Notes: N = 14,265 participants, n = 73,700 observations.
CI = confidence interval; TICSm = Telephone Interview for Cognitive Status, modified.
Adjusted for age, sex, race/ethnicity, education, household net wealth, marital status/living arrangement, BMI, smoking status, alcohol use, physical activity, years since baseline, and respective cognitive functioning measure at baseline.