Table 3 Adjusted* association between EBRBs and general and abdominal obesity stratified by sleep time among adolescents’ girls studied from HELENA-CSS and BRACAH study

From: Skipping breakfast is associated with adiposity markers especially when sleep time is adequate in adolescents

 

Sleep time ≥ 8 h/day

Sleep time < 8 h/day

n

HELENA

p

n

BRACAH

p

n

HELENA

p

n

BRACAH

p

coef β (95%CI)

coef β (95%CI)

coef β (95%CI)

coef β (95%CI)

BMI

Skip breakfast

862

1.13 (0.64; 1.61)

<0.001

197

0.27 (−0.70; 1.24)

0.580

439

−0.19 (−0.81; 0.44)

0.560

188

0.26 (−0.73; 1.24)

0.605

Sedentary behaviour

862

0.27 (−0.22; 0.77)

0.274

   

439

0.44 (−0.21; 1.09)

0.182

   

Physical activity

862

−0.13 (−0.80; 0.54)

0.702

200

0.10 (−0.99; 1.18)

0.862

439

−0.31 (−1.11; 0.50)

0.459

190

0.24 (−0.78; 1.27)

0.641

Waist circumference

Skip breakfast

851

1.97 (0.90; 3.03)

<0.001

197

1.96 (−0.92; 4.85)

0.182

428

−1.61 (−2.63; 0.30)

0.120

188

1.73 (−0.99; 4.44)

0.211

Sedentary behaviour

851

1.20 (0.12; 2.27)

0.029

   

428

1.22 (−0.31; 2.74)

0.117

   

Physical activity

881

0.01 (−1.42; 1.44)

0.989

200

−1.14 (−4.34; 2.05)

0.482

444

−0.19 (−2.05; 1.68)

0.845

190

0.66 (−2.18; 3.50)

0.646

Waist to height

Skip breakfast

851

0.02 (0.01; 0.02)

<0.001

   

428

−0.01 (− 0.01; 0.00)

0.235

   

Sedentary behaviour

851

0.01 (0.00; 0.02)

0.010

   

428

0.01 (0.00; 0.02)

0.041

   

Physical activity

            
  1. Adjusted by potential confounders: center (only in HELENA-CSS), age and education mother. Significant associations are in bold.
  2. EBRBs: energy balance-related behaviours, BMI: body mass index, HELENA-CSS: Healthy Lifestyle in Europe by Nutrition in Adolescence cross-sectional study, BRACAH study: Brazilian Cardiovascular Adolescent Health study, CI: confidence interval, coef β: beta coefficient.
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