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Table 3 Multiple regression analyses of general and abdominal obesity and associated factors

From: An update on overweight and obesity in rural Northeast China: from lifestyle risk factors to cardiometabolic comorbidities

Variables

General obesity

P-value for trend

Abdominal obesity

P-value for trend

OR (95% CI)

P-value

OR (95% CI)

P-value

Age (year)

  

<0.001

  

<0.001

35-44

1.000 (reference)

  

1.000 (reference)

  

45-54

0.76 (0.597-0.967)

0.026*

 

1.379 (1.182-1.610)

<0.001*

 

55-64

0.503 (0.384-0.658)

<0.001*

 

1.536 (1.301-1.814)

<0.001*

 

≥65

0.338 (0.236-0.483)

<0.001*

 

1.457 (1.187-1.788)

<0.001*

 

Gender

      

Male

1.000 (reference)

  

1.000 (reference)

  

Female

3.777 (2.958-4.822)

<0.001*

 

7.297 (6.089-8.744)

<0.001*

 

Ethnicity

      

Han

1.000 (reference)

  

1.000 (reference)

  

Othersa

1.469 (1.020-2.114)

0.039*

 

1.299 (1.031-1.638)

0.027*

 

Education

  

0.023

  

0.014

Primary school or below

1.000 (reference)

  

1.000 (reference)

  

Middle school

1.249 (1.010-1.544)

0.04*

 

0.856 (0.754-0.972)

0.017*

 

High school or above

1.382 (0.995-1.918)

0.053

 

0.837 (0.675-1.038)

0.104

 

Physical activity

  

0.113

  

0.516

Low

1.000 (reference)

  

1.000 (reference)

  

Moderate

1.211 (0.980-1.496)

0.077

 

0.858 (0.762-0.966)

0.011*

 

High

1.130 (0.759-1.682)

0.548

 

1.150 (0.914-1.448)

0.234

 

Family income (CNY/year)

  

0.347

  

0.251

≤5000

1.000 (reference)

  

1.000 (reference)

  

5000-20000

1.438 (1.042-1.982)

0.027*

 

0.967 (0.815-1.148)

0.702

 

>20000

1.354 (0.960-1.910)

0.084

 

0.883 (0.731-1.067)

0.197

 

Current smoking status

0.678 (0.540-0.852)

0.001*

 

0.724 (0.627-0.836)

<0.001*

 

Current drinking status

0.897 (0.680-1.182)

0.439

 

1.074 (0.861-1.339)

0.529

 

Sleep duration (h/d)

  

0.737

  

0.002

≤7

1.000 (reference)

  

1.000 (reference)

  

7-8

1.037 (0.835-1.289)

0.741

 

1.062 (0.934-1.208)

0.361

 

8-9

0.944 (0.717-1.243)

0.681

 

1.246 (1.058-1.467)

0.008*

 

>9

1.017 (0.727-1.422)

0.923

 

1.335 (1.089-1.635)

0.005*

 

Diet score (per 1 unit)

0.973 (0.896-1.057)

0.52

 

0.997 (0.950-1.047)

0.912

 
  1. *P < 0.05 for the independent association between general obesity or abdominal obesity and each factor after adjusting for the remaining factors.
  2. Abbreviations: OR odds ratio, 95% CI 95% confidence interval, CNY China Yuan (1CNY = 0.161 USD).
  3. aIncluding some ethnic minorities in China, such as Mongol and Manchu.