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Table 3 Mixed multivariate linear regression models of MVPA and MVPA- PM Weekday for boys and girls combined as predicted by family support and friend support

From: The effect of family and friend support on physical activity through adolescence: a longitudinal study

 

Effect

β

SE

P-Value

MVPA

Intercept

3.233

0.397

<0.001

 

Maturity Offset

−0.077

0.098

0.434

 

Maturity Offset* Maturity Offset

0.026

0.009

0.005

 

Sex (ref = girl)

1.574

0.335

<0.001

 

Family Support

0.677

0.128

<0.001

 

Maturity Offset* Family Support

−0.080

0.028

0.004

 

Family Support* Sex (ref = girl)

−0.298

0.118

0.012

 

Friend Support

0.267

0.055

<0.001

 

Mother’s Ed

0.355

0.192

0.065

MVPA-

Intercept

2.070

0.274

<0.001

PM Weekday

Maturity Offset

−0.251

0.050

<0.001

 

Maturity Offset* Maturity Offset

0.026

0.009

0.004

 

Sex (ref = girl)

0.385

0.126

0.002

 

Family Support

0.315

0.065

<0.001

 

Friend Support

0.352

0.056

<0.001

 

Mother’s Ed

0.455

0.194

0.019

  1. Note. β regression parameter estimate, MVPA moderate through vigorous-intensity PA
  2. Note. Box-Cox transformed MVPA minutes used for inferential analyses. N = 401 (207 girls, 194 boys) participants with ≥2 assessments were used for modeling (979 records)