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Table 3 Association of body mass index (BMI) z-score and obesity with motor skills

From: Obesity and motor skills among 4 to 6-year-old children in the united states: nationally-representative surveys

 

Boys

Girls

 

BMI z-score

Obesity

BMI z-score

Obesity

4 years of age

    

Gross motor skill

    

Balance at least 10 sec.

    

Right foot

-0.07

0.84

-0.05

0.92

Left foot

-0.04

0.94

-0.05

0.77**

Hop 5 times

    

Right foot

-0.06

0.83**

-0.03

0.91

Left foot

-0.07*

0.80**

-0.08

0.83**

Jump distance (inches)

-0.40

-1.04

-0.46*

-1.69**

Skip at least 8 steps

-0.01

0.84

0.04

1.03

Walk backwards 6 steps on line

-0.01

0.91

-0.05

0.93

Bean bag catch (at least 5 caught)

0.03

1.14

0.08*

1.32**

Fine motor skill

    

Blocks (gate & tower)

    

Passed one

0.002

1.00

0.04

1.03

Full passed

-0.003

0.99

0.04

0.94

Copy form

-0.02

-0.10

-0.02

0.00

5-6 years of age

    

Gross motor skill

    

Balance at least 10 sec.

    

Right foot

-0.02

0.94

-0.01

1.02

Left foot

0.05

0.99

-0.09*

0.98

Hop 5 times

    

Right foot

-0.12*

0.92*

-0.08

0.96

Left foot

-0.05

0.89**

-0.15**

0.93*

Jump distance (inches)

-0.15

-1.07

-0.47*

-1.58**

Skip at least 8 steps

0.07

0.99

-0.04

0.97

Walk backwards 6 steps on line

0.04

0.92

-0.08*

0.91

Bean bag catch (at least 5 caught)

0.07

1.06

-0.01

0.98

Fine motor skill

    

Blocks (gate)

0.06

0.97

0.04

1.06

Copy form

0.04

0.05

-0.01

-0.03

  1. Values are regression coefficients for BMI z-score and ratio of probabilities for passing a test in obese children out of normal-weight children. All analyses are adjusted for covariates and take into account weights and sampling design. *P < 0.05; **P < 0.01