Table 1.
Results of General Linear Models Examining the Association Between Activity Diversity and Overall Cognitive Functioning
| Model 1 | Model 2 | Model 3 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| B | SE | p-value | 95% CI | B | SE | p-value | 95% CI | B | SE | p-value | 95% CI | |
| Intercept | 0.01 | (0.03) | .679 | [−0.05, 0.08] | 0.33 | (0.08) | <.001 | [0.18, 0.49] | 0.21 | (0.16) | .203 | [−0.11, 0.53] |
| Activity diversity | 1.26 | (0.32) | <.001 | [0.64, 1.88] | 0.95 | (0.31) | .002 | [0.35, 1.55] | 0.70 | (0.3) | .020 | [0.11, 1.30] |
| Total activity time | 0.05 | (0.01) | <.001 | [0.03, 0.07] | 0.03 | (0.01) | <.001 | [0.01, 0.04] | 0.02 | (0.01) | .047 | [0, 0.03] |
| Age group: Older (vs younger) | −0.95 | (0.12) | <.001 | [−1.18, −0.72] | −0.84 | (0.12) | <.001 | [−1.07, −0.61] | ||||
| Age group: Middle-aged (vs younger) | −0.24 | (0.09) | .007 | [−0.41, −0.07] | −0.20 | (0.09) | .024 | [−0.36, −0.03] | ||||
| Gender: Male (vs female) | 0.06 | (0.07) | .353 | [−0.07, 0.19] | ||||||||
| Race: White (vs non-White) | 0.08 | (0.15) | .621 | [−0.22, 0.38] | ||||||||
| Education | 0.11 | (0.01) | <.001 | [0.08, 0.13] | ||||||||
| Physical health | 0.16 | (0.04) | <.001 | [0.09, 0.24] | ||||||||
| Psychological well-being | 0.02 | (0.02) | .147 | [−0.01, 0.06] | ||||||||
| Depression | 0.02 | (0.02) | .417 | [−0.02, 0.06] | ||||||||
| Positive affect | −0.18 | (0.06) | .007 | [−0.3, −0.05] | ||||||||
| Negative affect | −0.08 | (0.09) | .348 | [−0.26, 0.09] | ||||||||
| Fit Statistics | ||||||||||||
| F test | 45.59 | <.001 | 43.45 | <.001 | 24.16 | <.001 |
Note: N = 732. Six hundred and sixty-six observations were used in Model 3 due to missing responses in covariates. The main variable of interest is grey highlighted. Significant associations (at p < .05) are bolded. CI = confidence interval.