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Table 4 Multiple linear regression analyses for active commuting to school associated with cognitive performance and academic achievement in adolescents

From: Active commuting to school, cognitive performance, and academic achievement: an observational study in Dutch adolescents using accelerometers

 

D2 Test of attention

Symbol Digit Modalities Test

Academic achievement

Mathematics performance

  

β

 

β

 

β

 

β

Step A (R 2 )

.12*

 

.24*

 

.23*

 

.16*

 

Sex

 

.07

 

.09

 

.26*

 

.15*

Ethnicity

 

.04

 

.02

 

.06

 

.09

Academic year

 

.31*

 

.42*

 

-.25*

 

-.09

School level

 

.18*

 

.15*

 

.15*

 

.14*

SES

 

.02

 

-.12

 

.07

 

0.8

BMI

 

.03

 

.14*

 

-.11

 

-.17*

Depressive symptoms

 

-.01

 

.09

 

-.15*

 

-.20*

Time spent moving per week corrected for active commuting to school

 

.10

 

.15*

 

-.06

 

.01

Step B (ΔR 2 )

.00

 

.00

 

.00

 

.01

 

Active commuting to school

 

.05

 

.04

 

.04

 

.08

Step C (ΔR 2 )

.02*

 

.00

 

.00

 

.00

 

Active commuting to school* Sex

 

.13*

 

.02

 

.00

 

.07

  1. β = Standardised regression coefficients.
  2. *Statistically significant at p < .05.
  3. SES, socioeconomic status; BMI, body mass index.