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Table 4 Associations of perceived and objective environmental attributes with objectively-measured sedentary time (average daily minutes) (N = 524)

From: Associations of the perceived and objective neighborhood environment with physical activity and sedentary time in New Zealand adolescents

Environmental attribute

exp(b)

exp(95% CI)

p

Perceived (NEWS-Y)

 Residential density

1.000

1.000, 1.001

.170

 Land use mix – diversity

0.968

0.944, 0.993

.014

 Land use mix – access

0.974

0.948, 1.002

.062

 Street connectivity

0.967

0.936, 0.999

.043

 Walking facilities

1.017

0.987, 1.048

.259

 Aesthetics

0.962

0.931, 0.993

.015

 Pedestrian/automobile traffic safety

0.952

0.911, 0.994

.026

 Crime

1.032

0.991, 1.074

.128

 Parking difficult in local shopping areas

1.019

0.994, 1.044

.129

 Physical barriers to walking

1.034

1.009, 1.060

.007

 Hilly streets

1.005

0.984, 1.027

.615

 Composite subjective index of non-sedentarinessa

0.986

0.980, 0.993

<.001

Objective (GIS)

 Gross residential density (100 dwellings/km2)

  250 m buffers

0.999

0.994, 1.004

.734

  500 m buffers

1.001

0.996, 1.006

.771

  1 km buffers

1.001

0.995, 1.006

.837

  2 km buffers

0.996

0.989, 1.003

.281

 Street intersection density (10 intersections/km2)

  250 m buffers

1.000

0.997, 1.002

.786

  500 m buffers

0.999

0.996, 1.002

.487

  1 km buffers

1.000

0.996, 1.004

.901

  2 km buffers

0.981

0.933, 1.030

.428

 Cul-de-sac density (10 cul-de-sacs/km2)

  250 m buffers

1.000

0.994, 1.006

.941

  500 m buffers

1.003

0.997, 1.010

.305

  1 km buffers

1.033

0.957, 1.116

.399

  2 km buffers

1.015

0.994, 1.037

.146

 Transit stop density (10 stops/km2)

  250 m buffers

0.999

0.994, 1.003

.587

  500 m buffers

1.000

0.993, 1.007

.983

  1 km buffers

1.004

0.993, 1.016

.440

  2 km buffers

0.997

0.981, 1.014

.741

 Number of parks (contained in or intersected by buffer)

  250 m buffers

1.008

0.992, 1.024

.334

  500 m buffers

1.004

0.995, 1.014

.384

  1 km buffers

1.003

0.998, 1.008

.216

  2 km buffers

1.000

0.998, 1.002

.805

 Land use mix

  250 m buffers

0.993

0.859, 1.147

.918

  500 m buffers

1.000

0.892, 1.121

.998

  1 km buffers

1.029

0.916, 1.156

.629

  2 km buffers

0.925

0.806, 1.062

.262

  1. exp(b) = antilogarithm of regression coefficient; exp.(95% CI) = antilogarithms of 95% confidence intervals; p = p value. Values of exp.(b) are to be interpreted as the proportional increase (or decrease) in objectively-assessed sedentary time associated with a 1 unit increase of the environmental attribute. Values >1.00 indicate a positive associations (increase), while values <1.00 indicate a negative association (decrease). All regression coefficients were adjusted for adolescents’ age, sex, parental/custodian marital status, highest educational attainment in the household, length of residence in the neighborhood, administrative-unit socio-economic status, accelerometer wear time, and study site. Models accounted for administrative-unit and school clustering. Statistically significant (p < .05) environmental correlates are in bold
  2. asum of z-values of perceived environmental attributes negatively related to sedentary time minus environmental attributes positively related to sedentary time