Table 1.
Sleep Unstandardized Coefficients (and Standard Errors) of Daily Within-Person Effects and Between-Person Effects for Global Cognition
| Step 1 | Step 2 | |
|---|---|---|
| Within-person | ||
| Daily Sleep Duration (Linear) | 0.14 (0.19) | 0.12 (0.20) |
| Daily Sleep Duration (Quadratic) | −0.16* (0.07) | −0.14 (0.08) |
| Daily Sleep Quality (Linear) | −0.31 (0.33) | −0.19 (0.35) |
| Daily Sleep Quality (Quadratic) | 0.02 (0.20) | 0.03 (0.20) |
| Time (Linear) | 0.66 (0.37) | 0.73 (0.38) |
| Time (Quadratic) | 0.01 (0.05) | 0.00 (0.05) |
| Between-person | ||
| Mean Sleep Duration (Linear) | −0.17 (0.83) | −0.18 (0.83) |
| Mean Sleep Duration (Quadratic) | 0.40 (0.32) | 0.40 (0.32) |
| Mean Sleep Quality (Linear) | 1.27 (2.01) | 1.28 (2.01) |
| Mean Sleep Quality (Quadratic) | −0.37 (1.00) | −0.36 (1.00) |
| PSQI | 0.06 (0.39) | 0.06 (0.39) |
| Stress | −2.89 (2.67) | −2.91 (2.67) |
| Gender | −6.78* (3.05) | −6.72* (3.05) |
| CVRFS | −4.36** (0.93) | −4.35** (0.93) |
| Non-CVRFS | 2.26 (1.17) | 2.28 (1.17) |
| Interactions | ||
| Daily Sleep Duration x PSQI | 0.04 (0.05) | |
| Daily Sleep Duration x Stress | −0.59 (0.47) | |
| Daily Sleep Quality x PSQI | −0.12 (0.08) | |
| Daily Sleep Quality x Stress | 0.37 (0.61) | |
| Pseudo R2 between | 34% | 34% |
| Pseudo R2 within | 18% | 18% |
Note:
*
p < .05
**
p<.01
CVRFS = Cardiovascular Risk Factors. Non-CVRFS = Non Cardiovascular Risk Factors/Other Health Conditions.