Skip to main content

Table 1 Characteristics of respondents and EQ-5D-5L and SF-6Dv2 utility values (N = 19,177)

From: Comparison of the measurement properties of SF-6Dv2 and EQ-5D-5L in a Chinese population health survey

Characteristics Population
N (%)
Gender
 Male 9453 (49.3%)
 Female 9724 (50.7%)
Ethnic group
 Han Chinese 18,862 (98.4%)
 Others 315 (1.6%)
Age (mean[SD]) 55.2 (16.2)
Age group (years)
 18–29 1655 (8.6%)
 30–39 2319 (12.1%)
 40–49 2317 (12.1%)
 50–59 3615 (18.9%)
 60–69 5830 (30.4%)
 ≥ 70 3441 (17.9%)
BMIa (mean[SD]) 24.4 (3.5)
BMI groupb
 < 18.5 (thin) 551 (2.9%)
 18.5–24 (normal) 8549 (44.6%)
 24–28 (overweight) 7470 (38.9%)
 ≥ 28 (obese) 2607 (13.6%)
Basic medical insurance
 Urban employee 9394 (49.0%)
 Urban and rural resident 9447 (49.3%)
 No 336 (1.7%)
Recipients of medical assistance
 Yes 391 (2.0%)
 No 18,786 (98.0%)
Marital status
 Unmarried 1736 (9.1%)
 Married 15,833 (82.6%)
 Widowed 1285 (6.7%)
 Divorced 323 (1.6%)
Education
 Primary or below 4385 (22.9%)
 Junior high school 7365 (38.4%)
 Senior high school 3923 (20.5%)
 College or above 3504 (18.2%)
Employment status
 Employed 7035 (36.7%)
 Retired 6279 (32.7%)
 Student 429 (2.2%)
 Unemployed 5434 (28.4%)
Health records
 Yes 15,545 (81.1%)
 No 3632 (18.9%)
Health examination
 Yes 11,964 (62.4%)
 No 7213 (37.6%)
Hypertension
 Yes 6806 (35.5%)
 No 12,371 (64.5%)
Diabetes
 Yes 2586 (13.5%)
 No 16,591 (86.5%)
Other chronic diseases
 Yes 1082 (5.6%)
 No 18,095 (94.4%)
Number of illnesses in 2 weeks
 0 17,523 (91.4%)
 1 1377 (7.2%)
 2 or more 277 (1.4%)
Hospitalizations in 12 months
 Yes 733 (3.8%)
 No 18,444 (96.2%)
EQ-5D-5L utility (mean [SD]) 0.939 (0.168)
SF-6Dv2 utility (mean [SD]) 0.872 (0.184)
EQ VAS score (mean [SD]) 84.4 (14.0)
EQ VAS group
 ≥ 90 (excellent) 10,243 (53.4%)
 80–89 (good) 5037 (26.3%)
 65–79 (fair) 2217 (11.5%)
 < 65 (bad) 1680 (8.8%)
  1. SD Standard deviation
  2. aBMI body mass index, equals weight(kg) divided by height(m) squared
  3. bBMI groups were defined according to the guideline published by the Cooperative Meta-analysis Group of China Obesity Task Force in 2002 [66]