Table 3.
Regression models examining sleep duration and mean GPA and Absences, Effects of Sleep on Education and Health Outcomes Among Adolescents, 9th grade students, 2019 – 2020 school year (N = 430)
| GPA (Linear regression) | Absences (Poisson regression) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Unadjusted | Adjusted a | Unadjusted | Adjusted | |||||||
| b | 95% CI | b | 95% CI | b | OR | 95% CI | b | OR | 95% CI | |
| Intercept | 77.1 | (71.9, 82.3) * | 74.1 | (68.6, 79.6) * | 2.0 | 7.7 | (5.9, 9.9) | 2.5 | 12.3 | (9.3,16.4) |
| Sleep duration | 1.1 | (0.4, 1.8) * | 0.8 | (0.1, 1.5) * | −0.05 | 0.94 | (0.9, 0.97) | −0.05 | 0.94 | (0.91,0.98) |
| Race/Ethnicity b | ||||||||||
| Asian | 5.5 | (1.8, 9.3) * | −0.7 | 0.5 | (0.4,0.7) * | |||||
| Black | −2.3 | (−4.6, 0.02) | −0.2 | 0.8 | (0.7,0.9) * | |||||
| Hispanic | 1.2 | (−0.99, 3.4) | −0.6 | 0.5 | (0.5,0.6) * | |||||
| Multiracial | −3.2 | (−6.9, 0.5) | −0.3 | 0.7 | (0.6,0.9) * | |||||
| White | Ref | -- | Ref | -- | -- | |||||
| FRL Eligible c | ||||||||||
| No | 3.5* | (1.9, 5.2) | −0.3 | 0.8 | (0.9,0.8) * | |||||
| Yes | Ref | -- | Ref | -- | -- | |||||
| Gender | ||||||||||
| Female | 3.3 | (1.7, 4.9) * | 0.2 | 1.2 | (1.1,1.3) * | |||||
| Male | Ref | -- | Ref | -- | -- | |||||
|
Parental
Education |
||||||||||
| < High school | Ref | -- | Ref | |||||||
| High school graduate | −0.9 | (−3.7, 1.7) | −0.2 | 0.8 | (0.7,0.9) * | |||||
| Some college | 2.2 | (−0.6, 5.1) | −0.4 | 0.7 | (0.6,0.8) * | |||||