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Table 2 Regression Results of log-BMI and zBMI

From: A three-year multifaceted intervention to prevent obesity in children of Mexican-heritage

 

log-BMI

zBMI

Girls

(n = 347)

Boys

(n = 330)

Girls

(n = 347)

Boys

(n = 330)

Predictors

N (# Observation)

1295

1236

1295

1236

Intercept

Î’

2.70

2.69

0.30

0.14

Standard error

0.02

0.02

0.12

0.15

P value

<0.001

<0.001

0.01

0.36

Intervention

Î’

0.01

0.04

−0.02

0.25

1 = treatment; 2 = comparison

Standard error

0.02

0.02

0.10

0.12

P value

0.69

0.03

0.81

0.04

Duration of being in the program

Î’

0.00

0.00

0.00

0.00

Standard error

0.00

0.00

0.00

0.00

P value

0.83

0.78

0.74

0.43

Days from the start of intervention to each measurement

Î’

0.00

0.00

0.00

0.00

Standard error

0.00

0.00

0.00

0.00

P value

<0.001

<0.001

0.13

0.22

Overweight at baseline (ref. normal)

Î’

0.12

0.11

0.94

0.96

Standard error

0.02

0.02

0.11

0.14

P value

<0.001

<0.001

<0.001

<0.001

Obese at baseline (ref. normal)

Î’

0.32

0.32

1.82

1.92

Standard error

0.01

0.02

0.09

0.11

P value

<0.001

<0.001

<0.001

<0.001

Age group 2 (ref. age group 1)

Î’

0.04

0.04

0.05

0.02

 

Standard error

0.02

0.02

0.09

0.12

 

P value

0.01

0.05

0.58

0.88

Age group 3 (ref. age group 1)

Î’

0.11

0.10

0.11

0.14

Standard error

0.02

0.02

0.10

0.11

P value

<0.001

<0.001

0.25

0.23

Mother’s place of birtha

1 = United States; 2 = Mexico

Î’

0.01

−0.01

0.09

−0.04

Standard error

0.01

0.01

0.07

0.08

P value

0.21

0.44

0.19

0.67

Intervention × age group 2

Î’

0.00

−0.03

− 0.06

− 0.22

Standard error

0.02

0.02

0.13

0.15

P value

0.91

0.16

0.63

0.16

Intervention × age group 3

Î’

−0.03

−0.05

−0.05

− 0.30

Standard error

0.02

0.02

0.13

0.15

P value

0.25

0.04

0.73

0.04

Intervention × overweight at baseline

Î’

0.02

0.01

0.17

−0.05

Standard error

0.02

0.03

0.15

0.17

P value

0.51

0.79

0.26

0.78

Intervention × obese at baseline

Î’

−0.04

−0.06

−0.05

− 0.08

Standard error

0.02

0.02

0.13

0.14

P value

0.04

0.01

0.73

0.56

  1. Abbreviation: BMI body mass index, zBMI standardized body mass index. aHouseholds that were not of Mexican-heritage did not meet eligibility criteria