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Table 1 Weighted obesity prevalencea [% (SE)] (Waves II and III)b

From: Screen time and physical activity during adolescence: longitudinal effects on obesity in young adulthood

 

MALES

FEMALES

 

Wave II

Wave III

Wave II

Wave III

Count

4879

4879

4276

4276

Total Sample

11.5 (0.73)

21.1 (0.94)

10.9 (0.74)

23.9 (1.18)

Parental Education

    

   < HS

12.0 (1.88)*

22.6 (2.57)

16.3 (1.87)**

37.0 (3.02)**

   HS/GED

13.9 (1.36)*

23.2 (1.72)

11.8 (1.27)**

26.5 (1.84)**

   Some College

11.7 (1.26)*

20.7 (1.31)

9.2 (1.06)**

22.0 (1.60)**

   College/Grad

8.2 (1.07)*

18.3 (1.58)

8.6 (1.48)**

15.9 (1.77)**

Income Tertile

    

   1st Tertile

13.8 (1.41)*

23.2 (1.74)**

13.3 (1.22)**

30.2 (2.12)**

   2nd Tertile

11.6 (0.94)*

22.5 (1.36)**

11.7 (1.09)**

25.1 (1.56)**

   3rd Tertile

9.2 (1.00)*

17.3 (1.39)**

7.7 (1.19)**

16.9 (1.44)**

Race

    

   White

11.4 (0.92)

20.4 (1.15)

10.0 (0.91)**

21.7 (1.31)**

   Black

12.1 (1.58)

23.6 (2.13)

16.8 (1.68)**

35.8 (3.02)**

   Native American

21.5 (10.33)

40.9 (20.19)

17.0 (6.63)**

42.2 (11.89)**

   Asian

6.4 (2.38)

18.5 (3.76)

2.6 (1.25)**

9.0 (2.96)**

   Hispanic

12.4 (1.89)

21.4 (2.18)

12.5 (1.70)**

28.6 (2.40)**

Region

    

   West

10.0 (1.57)

20.4 (2.71)

7.9 (1.27)

21.6 (2.08)*

   Mid-West

11.9 (1.48)

21.6 (1.80)

12.0 (1.49)

23.5 (2.51)*

   South

12.7 (1.18)

22.4 (1.51)

11.9 (1.12)

28.1 (1.84)*

   Northeast

8.7 (1.21)

17.1 (1.71)

8.4 (1.81)

17.0 (2.30)*

Smoking

    

   Never

11.3 (0.76)

21.9 (1.29)

10.3 (0.77)

22.9 (1.46)

   Formerc

14.3 (2.64)

18.8 (1.67)

10.9 (1.64)

26.9 (2.31)

   Current

11.3 (1.70)

21.2 (1.50)

13.4 (1.57)

24.2 (1.94)

Season

    

   Winter

--d

18.8 (1.52)

--d

21.9 (2.28)

   Spring

12.9 (1.02)**

20.5 (2.04)

11.4 (1.00)

22.0 (3.18)

   Summer

9.8 (0.84)**

21.9 (2.44)

10.1 (1.00)

26.5 (2.12)

   Fall

--e

22.5 (1.27)

--e

24.5 (1.26)

  1. * p < 0.05 within wave and sex; ** p < 0.01 within wave and sex
  2. a Obesity defined as BMI ≥ 30 kg/m2 equivalent age- and sex-specific IOTF cut-points at Wave II; BMI ≥ 30 kg/m2 at Wave III.
  3. b National Longitudinal Study of Adolescent Health [N = 9,155]. Weighted for national representation, standard errors corrected for survey design effects of multiple stage cluster sampling.
  4. c Combined with "Current" in regression modeling for Wave II
  5. d Variable is not applicable for Wave II
  6. e Insufficient cell size; combined with Summer for Wave II