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Table 1 Demographic characteristics of participants

From: Sex differences in relationships between metabolic syndrome components and factors associated with health-related quality of life in middle-aged adults living in the community: a cross-sectional study in Taiwan

  Total Men Women P value
n % n % n %  
Sex   
 Men 347 38.3
 Women 559 61.7
Age (mean ± SD) 46.9 5.5 46.9 5.7 46.9 5.5 0.884
BMI (mean ± SD) 23.8 3.5 25.2 3.3 23 3.4 < 0.001
BMI < 0.001
  < 18.5 30 3.3 5 1.4 25 4.5  
 18.5–23.9 492 54.3 129 37.2 363 64.9  
  ≥ 24 384 42.4 213 61.4 171 30.6  
Waist circumference
(mean ± SD)
83.4 9.9 88.4 8.7 80.3 9.3 < 0.001
  < 80 cm 310 55.5
  ≥ 80 cm 249 44.5  
  < 90 cm 217 62.2  
  ≥ 90 cm 130 37.5  
Education level 0.001
 Illiterate/Elementary school 16 1.8 3 0.9 13 2.3  
 Senior / Junior high school 324 35.8 102 29.4 222 39.9  
 University and above 563 62.1 242 69.7 321 57.7  
Marital status 0.002
 Married 764 84.3 309 89.6 455 82.0  
 Single/Divorced/Separated/
 Widowed/others
136 15 36 10.4 100 18.0  
Personal habits
Smoking < 0.001
 Non-smoker 723 79.8 205 59.2 518 93.0  
 Current smoker 125 13.8 96 27.7 29 5.2  
 Ex-smoker 55 6.1 45 13.0 10 1.8  
Alcohol consumption < 0.001
 No 765 84.4 240 69.2 525 94.3  
 Yes 139 15.3 107 30.8 32 5.7  
Physical activity (IPAQ score) 0.866
 Low 318 35.1 120 34.6 198 35.4  
 Moderate 403 44.5 153 44.1 250 44.7  
 High 185 20.4 74 21.3 111 19.9