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Table 2 Associations with daily sleep duration (in hours) displayed for all children, boys and girls (results from linear mixed-effects regression models)

From: Cross-sectional associations of objectively assessed sleep duration with physical activity, BMI and television viewing in German primary school children

 

Total sample

Boys

Girls

Estimate [CI95%]

p

Estimate [CI95%]

p

Estimate [CI95%]

p

Daily MVPA [hours]

−0.01 [− 0.01;0.01]

0.423

0.01 [− 0.01;0.01]

0.883

− 0.01 [− 0.01;0.01]

0.157

TV viewing of more than 1 h/day [no vs. yes]

0.07 [− 0.10;0.24]

0.423

0.09 [− 0.15;0.34]

0.447

0.06 [− 0.18;0.31]

0.603

BMI z-score [−]

0.01 [−0.05;0.07]

0.726

−0.02 [− 0.10;0.06]

0.599

0.04 [− 0.04;0.13]

0.320

Age [years]

−0.23 [− 0.32;-0.13]

0.001

− 0.23 [− 0.37;-0.08]

0.002

−0.24 [− 0.37;-0.11]

0.001

Gender [female vs. male]

−0.10 [− 0.23;0.04]

0.151

N/A

N/A

N/A

N/A

Tertiary parental education level [no vs. yes]

0.08 [−0.05;0.19]

0.220

0.20 [0.03;0.37]

0.021

−0.06 [− 0.23;0.11]

0.501

Migration background [no vs. yes]

0.32 [0.19;0.46]

0.001

0.23 [0.02;0.44]

0.035

0.37 [0.20;0.55]

0.001

  1. CI confidence interval, Daily MVPA = minutes of MVPA (moderate to vigorous physical activity) per day; TV viewing = television viewing; gender = male; tertiary family education level = at least one parent has a high school degree; migration background = at least one parent was born abroad or the child was spoken to in foreign language during the first three years of life
  2. Bold = significant correlates (p < 0.05)