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Table 2 Results of two part latent growth curve modelling demonstrating BMI z-score trajectory before and after moving to a higher or lower poverty neighborhood, for youth attending New York City schools from 2006/2007 through 2016/2017

From: The impact of change in neighborhood poverty on BMI trajectory of 37,544 New York City youth: a longitudinal study

Parameter

Moved to Higher Poverty Neighborhood

Moved to Lower Poverty Neighborhood

 

Before Move

After Move

Before Move

After Move

 

Mean

Variance

Mean

Variance

Mean

Variance

Mean

Variance

FEMALES

 BMIz at time of move (intercept)

0.626***

1.092***

  

0.621***

1.089***

  

 BMIz change (linear slope)

0.020***

0.076***

−0.038***

0.129***

0.010*

0.076***

−0.020**

0.127***

 BMIz acceleration (quadratic slope)

− 0.001ns

0.001***

0.007***

0.007***

−0.002**

0.001***

0.002ns

0.007***

Young females (< 10 years)

 BMIz at time of move (intercept)

0.646***

1.196***

  

0.635***

1.163***

  

 BMIz change (linear slope)

0.077***

0.076***

−0.007ns

0.132***

0.067***

0.078***

0.001ns

0.133***

 BMIz acceleration (quadratic slope)

0.006***

0.002***

0.005*

0.009***

0.006***

0.002***

0.001ns

0.007***

Middle childhood females (10 to < 13 years)

 BMIz at time of move (intercept)

0.680***

1.001***

  

0.706***

0.977***

  

 BMIz change (linear slope)

0.011ns

0.066***

−0.074***

0.093***

0.012 ns

0.069***

−0.053***

0.115***

 BMIz acceleration (quadratic slope)

−0.005***

0.001***

0.004ns

0.004***

−0.004**

0.001***

0.000ns

0.006***

Adolescent females (≥13 years)

 BMIz at time of move (intercept)

0.507***

0.996***

  

0.469***

1.062***

  

 BMIz change (linear slope)

−0.078***

0.079***

−0.086***

0.194**

−0.101***

0.067***

−0.053*

0.207***

 BMIz acceleration (quadratic slope)

−0.010***

0.002***

0.021*

0.018*

−0.014***

0.001***

0.010ns

0.022**

MALES

 BMIz at time of move (intercept)

0.692***

1.174***

  

0.684***

1.182***

  

 BMIz change (linear slope)

0.001ns

0.092***

−0.039***

0.157***

0.008ns

0.084***

−0.067***

0.146***

 BMIz acceleration (quadratic slope)

−0.001ns

0.002***

−0.003ns

0.008***

−0.001ns

0.001***

0.004ns

0.008***

Young males (< 10 years)

 BMIz at time of move (intercept)

0.797***

1.154***

  

0.783***

1.160***

  

 BMIz change (linear slope)

0.073***

0.083***

−0.031**

0.131***

0.073***

0.089***

−0.054***

0.141***

 BMIz acceleration (quadratic slope)

0.007***

0.002***

−0.002ns

0.007***

0.005**

0.002***

0.002ns

0.008***

Middle childhood males (10 to < 13 years)

 BMIz at time of move (intercept)

0.691***

1.212***

  

0.651***

1.198***

  

 BMIz change (linear slope)

−0.050***

0.092***

−0.045***

0.198***

−0.054***

0.074***

−0.066***

0.145***

 BMIz acceleration (quadratic slope)

−0.009***

0.002***

−0.008*

0.010***

−0.011***

0.001***

−0.001ns

0.007***

Adolescent males (≥13 years)

 BMIz at time of move (intercept)

0.491***

1.102***

  

0.529***

1.156***

  

 BMIz change (linear slope)

−0.076***

0.091***

−0.053**

0.118***

−0.050***

0.077***

−0.150***

0.200**

 BMIz acceleration (quadratic slope)

−0.008***

0.002***

−0.017*

0.003ns

−0.004*

0.001***

0.024*

0.014ns

  1. Note. *p < 0.05; **p < 0.01; ***p < 0.001, ns = not statistically significant at p < 0.05 cutoff; BMIz = Body mass index z-score; The mean and variance parameters of the intercept are the same before and after move