Table 3.
Results from regression models examining predictors of change in sleep problems and daytime sleepiness
| Model 1 |
Model 2 |
Model 3 |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| Variables | B | SE | 95% CI | B | SE | 95% CI | B | SE | 95% CI |
| T2 Sleep Problems (PSQI) | |||||||||
| Intercept | 0.35 | 0.09 | (0.17-0.52) | 0.61 | 0.15 | (0.31-0.91) | 0.72 | 0.17 | (0.39-1.06) |
| T1 PSQI | 0.44 | 0.10 | (0.25-0.64) | 0.43 | 0.10 | (0.24-0.62) | 0.45 | 0.10 | (0.26-0.63) |
| Race (Black) | −0.11 | 0.18 | (−0.46-0.24) | −0.28 | 0.23 | (−0.73-0.17) | |||
| Gender (Male) | −0.48 | 0.18 | (−0.84--0.13) | −0.65 | 0.25 | (−1.13--0.17) | |||
| Age | 0.04 | 0.09 | (−0.14-0.22) | 0.03 | 0.09 | (−0.15-0.21) | |||
| SES | −0.11 | 0.09 | (−0.28-0.62) | −0.47 | 0.15 | (−0.77--0.17) | |||
| Race x Gender | 0.39 | 0.36 | (−0.31-1.09) | ||||||
| Gender x SES | 0.22 | 0.19 | (−0.14-0.59) | ||||||
| Race x SES | 0.49 | 0.18 | (0.14-0.84) | ||||||
| R2 | 10.8% | 14.3% | 17.6% | ||||||
| T2 Daytime Sleepiness (ESS) | |||||||||
| Intercept | 0.03 | 0.06 | (−0.09-0.14) | −0.09 | 0.10 | (−0.29-0.10) | 0.07 | 0.11 | (−0.15-0.28) |
| T1 ESS | 0.53 | 0.06 | (0.41-0.64) | 0.51 | 0.06 | (0.40-0.62) | 0.51 | 0.06 | (0.40-0.62) |
| Race (Black) | 0.28 | 0.12 | (0.05-0.51) | 0.01 | 0.15 | (−0.28-0.30) | |||
| Gender (Male) | −0.06 | 0.12 | (−0.29 -0.18) | −0.33 | 0.16 | (−0.64--0.02) | |||
| Age | 0.10 | 0.06 | (−0.02-0.21) | 0.09 | 0.06 | (−0.03-0.20) | |||
| SES | 0.06 | 0.06 | (−0.06-0.17) | −0.05 | 0.10 | (−0.24-0.14) | |||
| Race x Gender | 0.61 | 0.23 | (0.16-1.06) | ||||||
| Gender x SES | −0.07 | 0.12 | (−0.31-0.17) | ||||||
| Race x SES | 0.21 | 0.11 | (−0.01-0.43) | ||||||
| R2 | 28.9% | 32.9% | 37.4% | ||||||
Note. All coefficients are unstandardized. Statistically significant parameter estimates (p < .05) are shown in bold font. T1 = 2018-2019 collection, T2 = April-June, 2020 collection. SES = socioeconomic status. N = 263.