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Table 1 Baseline characteristics of interviewees in NHIS-Taiwan (n=17,260)

From: Validation of the EQ-5D in Taiwan using item response theory

  Mean SD Min Max
Age (yrs) 38.12 15.94 12.01 65.00
Sex Male: 48.92%, Female: 51.08%
Marital status Married: 48.91%, Separated: 2.25%, Divorced: 4.76%, Widowed: 2.72%, Never married: 41.15%
Education High school diploma: 32.81%, Bachelor's degree: 33.82%, Graduate school education: 5.21%, Less than a high school education: 28.11%
Chronic Disease(s) Yes: 21.32% (3,677), No: 78.68% (13,566)
For those who had chronic disease(s)
Have ever had the disease Hypertension Yes: 41.63% (1,530), No: 58.37% (2,145)
Diabetes Yes: 19.94% (732), No: 80.06% (2939)
Dyslipidemia Yes: 33.59% (1222), No: 66.41% (2416)
Stroke Yes: 3.75% (138), No: 96.25% (3538)
Asthma Yes: 6.90% (254), No: 93.06% (3422)
Chronic kidney disease Yes: 9.60% (352), No: 90.40% (3316)
Have had the disease during the past yeara Heart disease Yes: 11.62% (427), No: 88.38% (3248)
Gout Yes: 8.89% (327), No: 91.11% (3350)
Peptic ulcer Yes: 9.68% (356), No: 90.29% (3320)
COPD Yes: 2.31% (85), No: 97.69% (3591)
Liver/gall bladder disease Yes: 13.63% (501), No: 86.37% (3174)
Osteoporosis Yes: 12.33% (453), No: 87.67% (3221)
Cancer Yes: 3.24% (119), No: 96.76% (3558)
Osteoarthritis Yes: 9.28% (341), No: 90.72% (3332)
Psychiatric disorder Yes: 8.82% (324), No: 91.18% (3350)
BPH (male) Yes: 7.55% (153), No: 92.45% (1874)
Uterine/ovarian disease (female) Yes: 7.55% (124), No: 92.45% (1519)
  1. aCOPD Chronic obstructive pulmonary disease, BPH Benign prostatic hyperplasia