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Table 4 Association of independent variables with overweight or obesity in the logistic regression model in boys

From: Physical activity and sedentary behaviors (screen time and homework) among overweight or obese adolescents: a cross-sectional observational study in Yazd, Iran

Variables

Crude OR (95%CI)

P-value

Adjusted OR (95% CI)*

P-value

Age (year)

0.837 ( 0.6, 1.167)

0.294

0.401 (0.188, 0.858)

0.018

Daily energy intake

1.002 (1.001, 1.003)

< 0.001

1.003 (1.002,1.004)

< 0.001

Family Size (≤ 2)

2 <

0.462 (0.262, 0.814)

0.008

4.419 (1.254, 15.575)

0.021

Access to the Yard (No)

Yes

0.185 (0.103, 0.332)

< 0.001

0.248 (0.075, 0.822)

0.023

Commuting to school by (passive transportation)▀

Active transportation▼

0.244 (0.143, 0.416)

< 0.001

1.083 (0.367, 3.195)

0.885

Schooldays. Screen time quartile (1)

2

0.892 (0.468, 1.7)

0.728

0.174 (0.023, 1.303)

0.089

3

5.793 (2.483,13.517)

< 0.001

3.430 (0.181, 64.908)

0.411

4

2.069 (1.008, 4.245)

0.047

0.507 (0.015, 17.063)

0.705

Schooldays. Homework time quartile (1)

3

0.378 (0.197, 0.727)

0.004

0.2 (0.035, 1.144)

0.070

4

7.389 (3.302, 6.535)

< 0.001

1.5 (0.104, 21.562)

0.765

Schooldays. Sedentary behaviors quartile (1)

2

1.867 (0.808, 4.31)

0.144

11.303 (1.738, 73.504)

0.011

3

2.333 (1.205, 4.519)

0.012

1.76 (0.189, 16.432)

0.620

4

10.37 (4.767, 22.561)

< 0.001

2.701 (0.091, 79.897)

0.565

Weekends. Screen time quartile (1)

2

1.192 (0.62, 2.294)

0.598

2.729 (0.491, 15.168)

0.251

3

1.382 (0.668, 2.86)

0.383

0.799 (0.103, 6.218)

0.830

4

2.12 (1.025, 4.386)

0.043

2.316 (0.136, 39.448)

0.562

Weekends. Homework time quartile (1)

2

0.707 (0.369, 1.354)

0.295

0.93 (0.187, 4.616)

0.929

3

1.161 (0.582, 2.316)

0.672

1.559 (0.232,10.502)

0.648

4

0.682 (0.331, 1.404)

0.299

1.215 (0.096,15.325)

0.881

Weekends. Sedentary behaviors quartile (1)

2

0.963 (0.467, 1.984)

0.919

0.481 (0.097, 2.396)

0.372

3

0.869 (0.440, 1.718)

0.687

0.209 (0.02, 2.232)

0.195

4

0.626 (0.301, 1.301)

0.21

0.153 (0.008, 2.981)

0.215

All week. Screen time quartile (1)

2

0.955 (0.463, 1.969)

0.9

0.826 (0.121, 5.623)

0.845

3

2.026 (0.997, 4.114)

0.051

1.944 (0.094, 40.201)

0.667

4

2.39 (1.166, 4.899)

0.017

1.63 (0.028, 94.137)

0.813

All week. Homework time quartile (1)

2

0.858 (0.424, 1.738)

0.671

2.887(0.518, 16.075)

0.226

3

0.473 (0.224, 1)

0.05

1.736 (0.21,14.323)

0.608

4

2.471 (1.238, 4.933)

0.01

8.549( 0.304, 240.721)

0.208

All week. Sedentary behaviors quartile (1)

2

1.884 (0.889, 3.993)

0.098

1.057 ( 0.199,5.625)

0.948

3

2.476 (1.148, 5.339)

0.021

0.392 (0.025, 6.11)

0.504

4

6.19 (2.827, 13.556)

< 0.001

1.536 (0.03, 78.886)

0.831

All week. Physical activity (low)

Moderate

0.359 (0.179, 0.723)

0.004

0.132 (0.04, 0.437)

0.001

High

0.022 (0.008, 0.061)

< 0.001

0.004 (0.001, 0.034)

< 0.001

  1. OR Odds ratio, CI Confidence Interval. P-value < 0.05 was considered significant
  2. *Adjusted for age, sex, grade, family size, access to the yard
  3. ▀ Commuting to school by walking or biking was considered as active transportation
  4. ▼ Commuting to school by motor vehicles was considered passive transportation
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BMC Pediatrics

ISSN: 1471-2431

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