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Table 1 Characteristics of study population

From: The relation between EQ-5D and fatigue in a Dutch general population sample: an explorative study

Characteristic Total sample (n = 3027)
Sex: Male 1520 (50.2%)
Age (M, SD) 44.7 (15.3)
Age categories
 18 to < 25 years 365 (12.1%)
 25 to < 40 years 814 (26.9%)
 40 to < 60 years 1231 (40.7%)
 60–75 years 617 (20.4%)
Level of education
 Low 811 (26.8%)
 Middle 1420 (46.9%)
 High 796 (26.3%)
Work statusa
 Employed 1635 (54.0%)
 Unemployed 316 (10.4%)
 Looking after others 125 (4.1%)
 Student 209 (6.9%)
 Retired 386 (12.8%)
 Unable to work 356 (11.8%)
Household incomeb
 Low 540 (17.8%)
 Middle 1270 (42.0%)
 High 555 (18.3%)
 Do not know/do not want to tell 662 (21.9%)
Number of chronic health conditions
 No disease 1453 (48.0%)
 1 disease 971 (32.1%)
 2 diseases 368 (12.2%)
 3 diseases 149 (4.9%)
 ≥ 4 diseases 86 (2.8%)
  1. aWork status was categorized as employed (employee and self-employed), unemployed (consisting out of work for more than and less than 1 year), looking after others (e.g. a carer or parent), a student, retired and unable to work
  2. bIncome was grouped as low (less than €20.000), middle (€20.000–€49.999) and high (more than €49.999)