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Table 2 Multivariate-adjusted score of EQ-5D index in adults aged over 50 years

From: Factors associated with health-related quality of life in Koreans aged over 50 Years: the fourth and fifth Korea National Health and Nutrition Examination Survey

  Total Male Female
Mean ± SE P-values Mean ± SE P-values Mean ± SE P-values
Gender
 Male 0.81 ± 0.03 0.54
 Female 0.81 ± 0.03
Age (years)
 50–59 0.83 ± 0.03 0.00* 0.78 ± 0.04 0.00* 0.84 ± 0.03 0.00*
 60–69 0.83 ± 0.03 0.78 ± 0.04 0.84 ± 0.03
 70+ 0.77 ± 0.03 0.74 ± 0.04 0.77 ± 0.03
BMI  
 Normal 0.83 ± 0.03 0.00* 0.77 ± 0.04 0.62 0.85 ± 0.03 0.00*
 Low 0.79 ± 0.03 0.74 ± 0.05 0.80 ± 0.04
 Obesity 0.81 ± 0.02 0.77 ± 0.04 0.81 ± 0.03
Educational level  
 Elementary 0.78 ± 0.03 0.00* 0.73 ± 0.04 0.00* 0.80 ± 0.03 0.00*
 Middle 0.81 ± 0.03 0.77 ± 0.04 0.82 ± 0.03
 High 0.81 ± 0.03 0.77 ± 0.04 0.83 ± 0.03
 College 0.83 ± 0.03   0.79 ± 0.04   0.83 ± 0.03  
Household net income  
 Low 0.79 ± 0.03 0.00* 0.75 ± 0.04 0.01* 0.79 ± 0.03 0.00*
 Low to mid 0.81 ± 0.03 0.76 ± 0.04 0.82 ± 0.03
 Mid to high 0.82 ± 0.03 0.78 ± 0.04 0.83 ± 0.03
 High 0.82 ± 0.03   0.76 ± 0.04   0.84 ± 0.03  
Residential area  
 City 0.81 ± 0.03 0.048* 0.77 ± 0.04 0.11 0.82 ± 0.03 0.25
 Rural 0.80 ± 0.03 0.76 ± 0.04 0.82 ± 0.03
Current marital status  
 Married 0.82 ± 0.03 0.01* 0.77 ± 0.04 0.44 0.83 ± 0.03 0.01*
 Unmarried, divorced, widow or widower 0.80 ± 0.03 0.76 ± 0.04 0.81 ± 0.03
Employed  
 Yes 0.82 ± 0.03 0.00* 0.77 ± 0.04 0.22 0.83 ± 0.03 0.00*
 No 0.8 ± 0.03 0.76 ± 0.04 0.8 ± 0.03
Smoking  
 No 0.81 ± 0.03 0.57 0.76 ± 0.04 0.79 0.83 ± 0.03 0.37
 Yes 0.81 ± 0.03 0.76 ± 0.04 0.8 ± 0.04
DM  
 No 0.81 ± 0.03 0.76 0.77 ± 0.04 0.32 0.82 ± 0.03 0.70
 Yes 0.81 ± 0.03 0.76 ± 0.04 0.82 ± 0.03
HBP  
 No 0.81 ± 0.03 0.75 0.76 ± 0.04 0.37 0.82 ± 0.03 0.85
 Yes 0.81 ± 0.03 0.77 ± 0.04 0.82 ± 0.03
CAD
 No 0.81 ± 0.03 0.79 0.77 ± 0.04 0.79 0.82 ± 0.03 0.71
 Yes 0.81 ± 0.03 0.76 ± 0.04 0.82 ± 0.03
Dyslipidaemia
 No 0.81 ± 0.03 0.51 0.76 ± 0.04 0.90 0.82 ± 0.03 0.60
 Yes 0.81 ± 0.03 0.76 ± 0.04 0.82 ± 0.03
Stroke
 No 0.83 ± 0.02 0.02* 0.79 ± 0.04 0.05 0.83 ± 0.03 0.15
 Yes 0.79 ± 0.03 0.73 ± 0.05 0.8 ± 0.04
CRD
 No 0.83 ± 0.01 0.30 0.83 ± 0.02 0.04* 0.82 ± 0.02 0.91
 Yes 0.79 ± 0.05 0.69 ± 0.07 0.82 ± 0.05
Arthritis
 No 0.84 ± 0.03 0.00* 0.79 ± 0.04 0.00* 0.86 ± 0.03 0.00*
 Yes 0.77 ± 0.03 0.74 ± 0.04 0.78 ± 0.03
Cancer
 No 0.81 ± 0.03 0.13 0.77 ± 0.04 0.03* 0.82 ± 0.03 0.67
 Yes 0.8 ± 0.03 0.75 ± 0.04 0.82 ± 0.03
Depression
 No 0.83 ± 0.03 0.00* 0.8 ± 0.04 0.00* 0.84 ± 0.03 0.00*
 Yes 0.78 ± 0.03 0.73 ± 0.04 0.8 ± 0.03
 R2 0.27 0.216 0.275
  1. *P < 0.05
  2. DM: diabetes mellitus; HBP: hypertension; CAD: coronary artery disease (including myocardial infarction or angina pectoris); CRD: chronic renal disease