Table 3.
Results from mean portion of the location-scale mixed model of adolescent sleep duration. Wave 1 AHDC youth with at least 3 sleep night reports. N=1095 youth, n=6276 nights.
| Variable | Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | Model 6 | Model 7 |
|---|---|---|---|---|---|---|---|
| Beta (SE) | Beta (SE) | Beta (SE) | Beta (SE) | Beta (SE) | Beta (SE) | Beta (SE) | |
| Family Structure | |||||||
| Married | REF | REF | REF | REF | REF | REF | REF |
| Cohabitating | -0.11(0.12) | -0.10(0.12) | -0.10(0.12) | -0.08(0.12) | -0.10(0.12) | -0.10(0.12) | -0.10(0.12) |
| Single | 0.00(0.08) | 0.01(0.08) | 0.02(0.08) | 0.03(0.08) | 0.02(0.08) | 0.02(0.08) | 0.02(0.08) |
| Widowed | 0.13(0.27) | 0.17(0.27) | 0.17(0.27) | 0.18(0.27) | 0.22(0.27) | 0.16(0.27) | 0.21(0.27) |
| Family SES | |||||||
| College Educated | REF | REF | REF | REF | REF | REF | |
| No College | 0.02(0.08) | 0.03(0.08) | 0.03(0.08) | 0.02(0.08) | 0.03(0.08) | 0.03(0.08) | |
| Household Income < 30k | -0.16(0.13) | -0.15(0.13) | -0.09(0.13) | -0.12(0.13) | -0.15(0.13) | -0.13(0.13) | |
| Household Income 30k–60k | -0.21(0.12) | -0.20(0.12) | -0.17(0.12) | -0.18(0.12) | -0.20(0.12) | -0.18(0.12) | |
| Household Income 60k–150k | -0.19(0.1) | -0.18(0.1) | -0.17(0.1) | -0.17(0.1) | -0.18(0.1) | -0.17(0.1) | |
| Household Income 150k+ | REF | REF | REF | REF | REF | REF | |
| Family Stress | |||||||
| Family economic hardship | -0.03(0.08) | 0.01(0.08) | |||||
| Caregiver depression | -0.20(0.07)** | ||||||
| High caregiver stress | -0.17(0.08)* | -0.16(0.08) | |||||
| Lack of family cohesion | -0.17(0.18) | -0.06(0.19) | |||||
| Control Variables | |||||||
| Intercept | 11.54(0.32)*** | 11.68(0.33)*** | 11.68(0.33)*** | 11.92(0.34)*** | 11.7(0.33)*** | 11.68(0.33)*** | 11.69(0.33)*** |
| School Day | -0.91(0.04)*** | -0.91(0.04)*** | -0.91(0.04)*** | -0.91(0.04)*** | -0.92(0.04)*** | -0.91(0.04)*** | -0.91(0.04)*** |
| Age of Youth | -0.23(0.02)*** | -0.23(0.02)*** | -0.23(0.02)*** | -0.23(0.02)*** | -0.23(0.02)*** | -0.23(0.02)*** | -0.23(0.02)*** |
| Male Youth | 0.11(0.06) | 0.11(0.06) | 0.11(0.06) | 0.10(0.06) | 0.11(0.06) | 0.10(0.06) | 0.11(0.06) |
| White Youth | REF | REF | REF | REF | REF | REF | REF |
| Black Youth | -0.25(0.07)*** | -0.24(0.08)** | -0.24(0.08)** | -0.23(0.08)** | -0.24(0.08)** | -0.23(0.08)** | -0.24(0.08)** |
| Hispanic Youth | 0.04(0.14) | 0.07(0.14) | 0.07(0.14) | 0.06(0.14) | 0.06(0.14) | 0.07(0.14) | 0.07(0.14) |
| Other Race Youth | -0.48(0.17)** | -0.46(0.16)** | -0.46(0.16)** | -0.45(0.17)** | -0.47(0.17)** | -0.46(0.16)** | -0.47(0.17)** |
| Caregiver Age | 0.01(0) | 0.01(0) | 0.01(0) | 0.01(0) | 0.01(0) | 0.01(0) | 0.01(0) |
| Male Caregiver | 0.10(0.09) | 0.10(0.09) | 0.10(0.09) | 0.09(0.09) | 0.09(0.09) | 0.10(0.09) | 0.09(0.09) |
| No. Children in Household | 0.01(0.03) | 0.01(0.03) | 0.01(0.03) | 0.02(0.03) | 0.02(0.03) | 0.01(0.03) | 0.02(0.03) |
| Alpha Intercept | -0.48(0.08)*** | -0.48(0.08)*** | -0.48(0.08)*** | -0.49(0.08)*** | -0.49(0.08)*** | -0.48(0.08)*** | -0.49(0.08)*** |
Notes: Standard errors in parentheses.
*
p<.05
**
p<.01
***
p<.001.