Table 3.
Results of General Linear Models Examining the Association Between Activity Diversity and Episodic Memory
| 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 | 0.00 | (0.03) | .941 | [−0.07, 0.07] | 0.28 | (0.08) | <.001 | [0.13, 0.44] | 0.56 | (0.18) | .002 | [0.21, 0.9] |
| Activity diversity | 0.78 | (0.32) | .015 | [0.15, 1.41] | 0.52 | (0.31) | .099 | [−0.1, 1.14] | 0.21 | (0.33) | .519 | [−0.43, 0.85] |
| Total activity time | 0.04 | (0.01) | <.001 | [0.02, 0.06] | 0.02 | (0.01) | .011 | [0.01, 0.04] | 0.01 | (0.01) | .136 | [0, 0.03] |
| Age group: Older (vs younger) | −0.80 | (0.12) | <.001 | [−1.04, −0.56] | −0.77 | (0.13) | <.001 | [−1.02, −0.53] | ||||
| Age group: Middle-aged (vs younger) | −0.21 | (0.09) | .017 | [−0.39, −0.04] | −0.20 | (0.09) | .029 | [−0.39, −0.02] | ||||
| Gender: Male (vs female) | −0.33 | (0.07) | <.001 | [−0.48, −0.19] | ||||||||
| Race: White (vs non-White) | −0.14 | (0.17) | .390 | [−0.47, 0.18] | ||||||||
| Education | 0.05 | (0.01) | <.001 | [0.02, 0.08] | ||||||||
| Physical health | 0.08 | (0.04) | .040 | [0, 0.17] | ||||||||
| Psychological well-being | 0.03 | (0.02) | .110 | [−0.01, 0.06] | ||||||||
| Depression | 0.03 | (0.02) | .186 | [−0.01, 0.08] | ||||||||
| Positive affect | −0.12 | (0.07) | .082 | [−0.26, 0.02] | ||||||||
| Negative affect | −0.08 | (0.1) | .391 | [−0.27, 0.11] | ||||||||
| Fit Statistics | ||||||||||||
| F test | 24.45 | <.001 | 25.10 | <.001 | 11.96 | <.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.