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Table 3 Results for longitudinal models assessing the influence of neighbourhood and family characteristics on BMI percentile among children aged 2–3 in the NLSCY*

From: Effects of neighbourhood income on reported body mass index: an eight year longitudinal study of Canadian children

 

Parameter

Model C

Model D

  

Estimate

95% CI

Estimate

95% CI

Initial Status

π 0i

    

Intercept

β 00

71.05

67.1 to 74.99

70.58

65.82 to 75.34

Female

β 01

-1.52

-3.53 to 0.49

1.82

-0.9 to 4.55

Age 2 in 1994

β 02

-2.34

-4.35 to -0.33

-2.87

-5.6 to -0.13

Child living in an intact family, 1994

β 03

-3.84

-7.06 to -0.62

-5.94

-10.24 to -1.64

Income adequacy: low/low middle, 1994

β 04

0.17

-2.77 to 3.1

0.64

-3.42 to 4.71

Income adequacy: high, 1994

β 05

0.31

-2.85 to 3.48

0.99

-3.21 to 5.19

No high school certificate (PMK), 1994

β 06

2.44

-0.83 to 5.7

1.82

-2.75 to 6.39

Postsecondary degree (PMK), 1994

β 07

-1.34

-3.55 to 0.88

-1.597

-4.62 to 1.42

Neighbourhood: least poor

β 08

1.46

-1.02 to 3.95

  

Neighbourhood: most poor

β 09

4.03

1.2 to 6.86

  

Neighbourhood: urban

β 010

-3.51

-5.55 to -1.46

  

Rate of Change

π 1i

    

Time

β 10

-1.35

-1.82 to -0.88

-1.66

-3.31 to 0

Female

β 11

  

-1.75

-2.69 to -0.82

Age 2 in 1994

β 12

  

0.31

-0.63 to 1.25

Child living in an intact family, 1994

β 13

  

1.17

-0.33 to 2.68

Income adequacy: low/low middle, 1994

β 14

  

-0.02

-1.46 to 1.42

Income adequacy: high, 1994

β 15

  

-0.72

-2.2 to 0.76

No high school certificate (PMK), 1994

β 16

  

0.58

-1.01 to 2.16

Postsecondary degree (PMK), 1994

β 17

  

0.082

-0.96 to 1.12

Neighbourhood: least poor

β 18

    

Neighbourhood: most poor

β 19

    

Neighbourhood: urban

β 110

    

Random Effects

     

   Level 2: Initial status

σ 0 2 MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaacciGae83Wdm3aa0baaSqaaiabicdaWaqaaiabikdaYaaaaaa@2FAA@

120.12

100.51 to 139.74

120.6

101.18 to 140.01

Covariance

σ 01

-2.12

-7.28 to 3.04

-1.36

-6.41 to 3.69

Rate of change

σ 1 2 MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaacciGae83Wdm3aa0baaSqaaiabigdaXaqaaiabikdaYaaaaaa@2FAC@

0.95

-1.13 to 3.03

0.58

-1.46 to 2.61

   Level 1: Within person

σ ε 2 MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaacciGae83Wdm3aa0baaSqaaiab=v7aLbqaaiabikdaYaaaaaa@305E@

963.66

932.28 to 995.03

963.94

932.49 to 995.38

Goodness of Fit

     

-2 Log Likelihood

 

88051.77

 

88048.71

 
 

Parameter

Model E

 

Model F

 
  

Estimate

95% CI

Estimate

95% CI

Initial Status

π 0i

    

Intercept

β 00

66.71

63.84 to 69.57

72.43

67.31 to 77.55

Female

β 01

1.96

-0.78 to 4.69

1.89

-0.83 to 4.61

Age 2 in 1994

β 02

-2.84

-5.58 to -0.11

-2.91

-5.63 to -0.19

Child living in an intact family, 1994

β 03

  

-6.42

-10.74 to -2.09

Income adequacy: low/low middle, 1994

β 04

  

0.5

-3.58 to 4.59

Income adequacy: high, 1994

β 05

  

1.68

-2.6 to 5.97

No high school certificate (PMK), 1994

β 06

  

1.38

-3.21 to 5.97

Postsecondary degree (PMK), 1994

β 07

  

-1.45

-4.45 to 1.56

Neighbourhood: least poor

β 08

0.32

-3.08 to 3.72

0.87

-2.55 to 4.29

Neighbourhood:

most poor

β 09

2.15

-1.64 to 5.93

1.13

-2.69 to 4.95

Neighbourhood: urban

β 010

-3.45

-6.2 to -0.69

-3.57

-6.38 to -0.76

Rate of Change

π 1i

    

Time

β 10

-0.9

-1.89 to 0.1

-2.04

-3.79 to -0.29

Female

β 11

-1.72

-2.65 to -0.78

-1.73

-2.66 to -0.8

Age 2 in 1994

β 12

0.32

-0.63 to 1.26

0.3

-0.65 to 1.24

Child living in an intact family, 1994

β 13

  

-1.31

-2.8 to 0.19

Income adequacy: low/low middle, 1994

β 14

  

-0.19

-1.64 to 1.27

Income adequacy: high, 1994

β 15

  

-0.69

-2.21 to 0.83

No high school certificate (PMK), 1994

β 16

  

0.52

-1.06 to 2.11

Postsecondary degree (PMK), 1994

β 17

  

0.05

-0.99 to 1.09

Neighbourhood: least poor

β 18

0.32

-0.87 to 1.51

0.31

-0.89 to 1.51

Neighbourhood: most poor

β 19

1.36

0.07 to 2.65

1.46

0.16 to 2.75

Neighbourhood: urban

β 110

-0.12

-1.07 to 0.83

0.02

-0.96 to 0.99

Random Effects

     

   Level 2: Initial status

σ 0 2 MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaacciGae83Wdm3aa0baaSqaaiabicdaWaqaaiabikdaYaaaaaa@2FAA@

123.83

104.03 to 143.63

119.51

100.05 to 138.97

Covariance

σ 01

-2.04

-7.23 to 3.15

-1.41

-6.49 to 3.67

Rate of change

σ 1 2 MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaacciGae83Wdm3aa0baaSqaaiabigdaXaqaaiabikdaYaaaaaa@2FAC@

0.65

-1.41 to 2.71

0.49

-1.54 to 2.52

   Level 1: Within person

σ ε 2 MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaacciGae83Wdm3aa0baaSqaaiab=v7aLbqaaiabikdaYaaaaaa@305E@

962.57

931.29 to 993.85

962.85

931.53 to 994.17

Goodness of Fit

     

-2 Log Likelihood

 

88054

 

88028.2

 
  1. *NLSCY = National Longitudinal Survey of Children and Youth (Canadian); Estimates based on weighted data. Data used are for a cohort of children aged 2–3 at baseline (1994) and assessed bi-annually until 2002.