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Table 3 Multivariate logistic regression analysis for factors associated with obesity among young Thai men 2009–2016 (n (%))

From: Trends in the prevalence of obesity among young Thai men and associated factors: from 2009 to 2016

Variables

BMI < 30 kg/m2

BMI ≥ 30 kg/m2

AORs

95%CI

P-value

Year

 2009

1996 (97.6)

49 (2.4)

1

  

 2010

2716 (96.5)

99 (3.5)

1.34

0.91–1.98

0.135

 2011

3234 (97.4)

86 (2.6)

1.06

0.72–1.56

0.762

 2012

2842 (96.6)

101 (3.4)

1.28

0.88–1.88

0.200

 2013

3415 (96.3)

130 (3.7)

1.49

1.03–2.16

0.035

 2014

3372 (95.4)

161 (4.6)

1.75

1.21–2.53

0.003

 2015

3840 (94.7)

213 (5.3)

2.22

1.55–3.18

< 0.001

 2016

4075 (95.1)

211 (4.9)

2.18

1.52–3.12

< 0.001

Age (year)a

21.4 ± 1.2

21.5 ± 1.2

0.96

0.89–1.03

0.233

Region

 Northeast

5096 (97.7)

119 (2.3)

1

  

 Central

6768 (95.9)

290 (4.1)

1.85

1.45–2.35

< 0.001

 North

7904 (94.5)

460 (5.5)

2.65

2.11–3.33

< 0.001

 South

5722 (96.9)

181 (3.1)

1.37

1.06–1.78

0.017

Education

  ≤ Primary

4727 (97.0)

145 (3.0)

1

  

 Secondary

18,767 (95.9)

795 (4.1)

1.36

1.11–1.66

0.003

 University or higher

1804 (94.7)

100 (5.3)

1.92

1.36–2.70

< 0.001

Occupation

bOutdoor

7755 (97.2)

220 (2.8)

1

  

cIndoor

14,028 (95.7)

636 (4.3)

1.41

1.18–1.67

< 0.001

 Others

2995 (94.7)

169 (5.3)

1.65

1.32–2.06

< 0.001

Exercise

 Yes

10,138 (96.9)

320 (3.1)

1

  

 No

13,733 (95.3)

679 (4.7)

1.61

1.39–1.86

< 0.001

Smoking

 Current

14,716 (96.1)

604 (3.9)

1

  

 Ex-smoker

4826 (95.8)

209 (4.2)

0.96

0.80–1.14

0.618

 Never

4421 (96.2)

173 (3.8)

0.88

0.73–1.07

0.193

  1. Adjusted for: year, age, region, education level, occupation, exercise and smoking.
  2. aMean ± Standard Deviation
  3. bOutdoor occupation: agriculture and labor
  4. cIndoor occupation: unemployed, student, employee, and merchant