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Table 4 Association between physical activity and metabolic syndrome among junior high school students of Ho Chi Minh City in 2007, adjusted on relevant factors

From: Association between physical activity and metabolic syndrome: a cross sectional survey in adolescents in Ho Chi Minh City, Vietnam

Factors Total Metabolic syndrome Univariate Multivariate*
   Yes No Crude OR (95% CI) P Adjusted OR (95% CI) P
Age group          
13-14 351 14 337 1 - 0.08 1 - 0.05
15-16 266 18 248 2.0 (0.9, 4.5)   2.1 (1.0, 4.4)  
Gender          
Male 284 15 269 1 - 0.95    
Female 333 17 316 1.0 (0.5, 2.2)     
Pubertal status          
Pubescent 513 26 487 1 - 0.14    
Prepubescent 94 4 90 0.8 (0.3, 2.2)     
Post pubescent 10 2 8 6.5 (0.8, 50.4)     
Mother's education          
No schooling/
Incomplete primary school
38 3 35 1 - 0.61    
Incomplete junior high school 110 3 107 0.4 (0.1, 2.2)     
Incomplete senior high school 131 7 124 0.6 (0.2, 2.4)     
Complete senior high school or higher 316 18 298 0.8 (0.2, 2.8)     
Household economic status          
First quartile (poorest) 155 2 153 1 - 0.01 1 - 0.02
Second quartile 155 4 151 2.0 (0.4, 11.2)   2.2 (0.4, 12.6)  
Third quartile 154 11 143 5.9 (1.3, 27.0)   5.8 (1.3, 27.0)  
Forth quartile (richest) 153 15 138 8.3 (1.9, 37.0)   9.4 (2.1, 42.4)  
Moderate/vigorous physical activity          
First quartile (> 103 minutes) 123 2 121 1 - 0.04 1 - 0.02
Second quartile (64 - 103 minutes) 123 3 120 1.1 (0.2, 5.1)   1.1 (0.2, 5.2)  
Third quartile (43 - 63 minutes) 124 6 118 3.8 (1.1, 14.1)   3.9 (1.1, 14.5)  
Forth quartile (< 43 minutes) 125 12 113 5.4 (1.5, 19.0)   5.3 (1.5, 19.1)  
  1. * Final model with physical activity, household economic status, age as covariates