TABLE 2

Results From Logistic Regression Predicting Overweight From Time-Diary Sleep and Self-reported Sleep in Adolescents From the 2002 CDS of the PSID

ParameterModel 1, Time-Diary Sleep, OR (95% CI)Model 2, Self-reported Sleep, OR (95% CI)Model 3, Both Sleep Variables, OR (95% CI)
Time-diary sleep, h
    3.56–8.381.02 (0.57–1.84)1.08 (0.60–1.96)
    8.39–9.241.56 (0.92–2.64)1.53 (0.91–2.56)
    9.25–10.071.63 (0.96–2.78)1.57 (0.92–2.69)
    10.08–16.17ReferentReferent
Equality of time-diary groups, P.11.21
Self-reported sleep, h
    0.5–7.00.88 (0.45–1.69)0.87 (0.45–1.69)
    7.1–8.01.85 (1.01–3.38)a1.82 (0.99–3.32)
    8.1–9.01.93 (1.10–3.37)a1.83 (1.05–3.20)a
    9.2–19.0ReferentReferent
Equality of self-reported sleep groups, P.002.005
Television viewing, h/d1.21 (1.09–1.34)a1.20 (1.08–1.32)a1.20 (1.08–1.33)a
Physical activity, h/d1.07 (0.85–1.35)1.04 (0.83–1.30)1.05 (0.83–1.31)
Video game/computer use, h/d1.01 (0.85–1.18)1.01 (0.86–1.18)1.01 (0.86–1.19)
Age0.96 (0.90–1.03)0.97 (0.90–1.04)0.96 (0.89–1.03)
Age21.00 (1.00–1.00)1.00 (1.00–1.00)1.00 (1.00–1.00)
Gender (0 = male; 1 = female)0.65 (0.44–0.96)a0.66 (0.45–0.97)a0.67 (0.45–0.98)a
ln(income)1.04 (0.88–1.22)1.04 (0.89–1.23)1.04 (0.88–1.22)
Head of household education0.95 (0.88–1.02)0.96 (0.89–1.04)0.96 (0.89–1.03)
Race
    Black1.83 (1.15–2.91)a1.90 (1.19–3.02)a1.91 (1.19–3.06)a
    Hispanic0.88 (0.43–1.81)0.90 (0.44–1.85)0.89 (0.43–1.85)
    Asian/other0.55 (0.22–1.42)0.57 (0.21–1.50)0.59 (0.23–1.53)
    WhiteReferentReferentReferent