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Table 1 Characteristics of the study population (n = 18,936)

From: Socioeconomic differences in healthcare expenditure and utilization in The Netherlands

  Participants aged 25–44 years (n = 6274) Participants aged 45–64 years (n = 8159) Participants aged 65–79 years (n = 4503) Total study population (n = 18,936)
  % n % n % n  %  n
Age in years, mean and SD 34.8 5.8 54.6 5.7 70.8 4.1 51.9 14.6
Sex (% female) 52.1 3271 50.9 4150 49.6 2235 51.0 9656
Highest obtained educational level (%)
  Low 3.8 237 7.4 600 14.0 630 7.7 1467
  Low-moderate 10.2 643 18.7 1524 31.0 1395 18.8 3562
  Moderate-high 41.9 2628 42.6 3478 32.3 1455 39.9 7561
  High 44.1 2766 31.3 2557 22.7 1023 33.5 6346
Year of health survey (%)
  2016 31.2 1960 30.4 2481 30.3 1364 30.7 5805
  2017 31.5 1978 32.4 2647 36.8 1656 33.2 6281
  2018 37.2 2336 37.1 3031 32.9 1483 36.2 6850
Perceived general health (%)
  Very good 27.2 1708 19.5 1589 14.2 639 20.8 3936
  Good 57.0 3578 53.7 4379 53.3 2399 54.7 10,356
  Moderate 12.4 779 20.3 1655 25.9 1165 19.0 3599
  Poor 2.9 180 5.6 457 5.9 265 4.8 902
  Very poor 0.5 29 1.0 79 0.8 35 0.8 143
Number of physical limitations
  0 95.0 5963 87.7 7155 81.7 3681 88.7 16,799
  1 3.3 204 6.5 532 9.1 410 6.1 1146
  2 or more 1.7 107 5.8 472 9.1 412 5.2 991
Mental health (% unhealthy) 11.1 696 11.3 923 8.7 394 10.6 2013