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Table 1 Socioeconomic and demographic characteristics of study cohort

From: Influence of socioeconomic and demographic status on spirometry testing in patients initiating medication targeting obstructive lung disease: a population-based cohort study

Baseline characteristics All < 65 years   ≥65 years  
   Men Women Men Women
  n = 37734 n = 12245 n = 14464 n = 5391 n = 5634
Age, mean (SD) 52.5 (SD 18.1) 47.4 (SD 13.0) 45.8 (SD 13.5) 76.6 (SD 6.1) 77.1 (SD 6.4)
High severity (%) 9903 (26.2) 2776 (22.7) 3040 (21.0) 2106 (39.0) 1981 (35.1)
Highest attained education (%)     
  <10 years 13916 (36.9) 3765 (30.7) 4428 (30.6) 2358 (43.7) 3365 (59.7)
  10-12 years 15727 (41.7) 5774 (47.2) 6127 (42.4) 2231 (41.4) 1595 (28.3)
  >12 years 8091 (21.4) 2706 (22.1) 3909 (27.0) 802 (14.9) 674 (12.0)
Income (%)      
  Low (1st quartile) 9433 (25.0) 2257 (18.4) 2867 (19.8) 1852 (34.4) 2457 (43.6)
  Medium (2nd + 3rd quartile) 18868 (50.0) 6388 (52.2) 7458 (51.6) 2558 (47.4) 2464 (43.7)
  High (4th quartile) 9433 (25.0) 3600 (29.4) 4139 (28.6) 981 (18.2) 713 (12.7)
Labour market status (%)      
  Working 21374 (56.6) 9774 (79.8) 11060 (76.5) 389 (7.3) 151 (2.7)
  Retirement pension 11587 (30.7) 524 (4.3) 699 (4.8) 4943 (91.7) 5421 (96.2)
  Unemployed 4773 (12.7) 1947 (15.9) 2705 (18.7) 59 (1.0) 62 (1.1)
Cohabitation (%)      
  Married/cohabiting 24049 (63.7) 8252 (67.4) 9702 (67.1) 3698 (68.6) 2397 (42.5)
  Living alone 13685 (36.3) 3993 (32.6) 4762 (32.9) 1693 (31.4) 3237 (57.5)
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