Table 7.
Model Estimates for SSS Scores
| Parameter | SE | d.f. | t-value | P-value | |
|---|---|---|---|---|---|
| Fixed effects | |||||
| Intercept (ms)* | 2.06 | 0.89 | 276 | 2.32 | 0.01 |
| Restriction slope (RESTRICT) | 0.15 | 0.11 | 276 | 1.30 | 0.10 |
| Age | −0.02 | 0.03 | 21 | −0.57 | 0.29 |
| Transition to recovery (TRANS) | −0.51 | 0.89 | 276 | −0.57 | 0.29 |
| Recovery slope (RECOV) | −0.09 | 0.26 | 276 | −0.35 | 0.36 |
| Prior sleep group (Group) | 0.34 | 0.38 | 21 | 0.88 | 0.20 |
| RESTRICT × Age | 0.00 | 0.00 | 276 | 1.00 | 0.16 |
| Age × TRANS | −0.04 | 0.03 | 276 | −1.17 | 0.12 |
| Age × RECOV | −0.00 | 0.01 | 276 | −0.14 | 0.45 |
| RESTRICT × Group | −0.02 | 0.05 | 276 | −0.37 | 0.36 |
| TRANS × Group | −0.35 | 0.38 | 276 | −0.91 | 0.18 |
| RECOV × Group | −0.09 | 0.11 | 276 | −0.85 | 0.20 |
| Correlations | |||||
| Variance components | |||||
| Intercept | 0.59 | ||||
| Transition to recovery | 0.32 | −0.77 | |||
| Residual | 0.42 | ||||
| Fit indices | |||||
| Deviance (−2 Log-likelihood) | −342.50 | ||||
| AIC | 719.00 | ||||
| BIC | 781.79 | ||||
Abbreviations: RESTRICT = Sleep Restriction slope; TRANS = recovery Transition parameter; RECOV = recovery slope;
*
P < 0.05, one-tailed