Table 5.
Regression models examining the moderation effect of free and reduced lunch eligibility in the association between sleep duration and 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) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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| Unadjusted | Adjusteda | Unadjusted | Adjusteda | |||||||
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| b | 95% CI | b | 95% CI | b | OR | 95% CI | b | OR | 95% CI | |
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| Overall | ||||||||||
| Sleep duration | 0.8 | (−0.1,1.8) | 0.5 | (−0.4, 1.5) | −0.1 | 0.9 | (0.8, 0.93) * | −0.1 | 0.9 | (0.8, 0.94) * |
| bFRL (reference - yes) | −0.3 | (10.4, 9.9) | −0.1 | (−9.9, 9.5) | −1.1 | 0.3 | (0.2, 0.6) | −1.0 | 0.3 | (0.2, 0.6) * |
| Sleep duration x FRL | 0.5 | (−0.9, 1.9) | 0.5 | (−0.8, 1.9) | 0.1 | 1.1 | (1.05, 1.2) * | 0.1 | 1.1 | (1.0, 1.2) |
| bFRL Eligible | ||||||||||
| Sleep duration | 0.8 | (0.2, 1.8) | 05 | (−0.4, 1.4) | −0.1 | 0.9 | (0.8, 0.93) | −0.1 | 0.9 | (0.8, 0.94) |
| bFRL non-eiigibie | ||||||||||
| Sleep duration | 1.3 | (0.3, 2.3) * | 1.1 | (0.1, 2.0) | 0.01 | 1.0 | (0.9, 1.1) | 0.01 | 1.0 | (0.9, 1.1) |
OR; Odds ratio.
a
Adjusted for race/ethnicity, gender, and parental education.
b
Free/reduced lunch eligible.
*
p <0.05.