Table 1 Description of the sample of the Spanish Cohort of the COURAGE study
From: Visual impairment and multimorbidity in a representative sample of the Spanish population
|  | Total sample (n = 4583) | 18-49 years (n = 958) | 50-64 years (n = 1760) | ≥65 years (n = 1865) | p |
|---|---|---|---|---|---|
Age (mean; SE) | 47.6 (0.3) | 35.7 (0.30) | 57.0 (0.1) | 74.9 (0.1) | Â |
Education (n; %) | Â | Â | Â | Â | <0.001 |
  No education | 1269 (16.64%) | 62 (6.53%) | 311 (16.62%) | 896 (46.70%) |  |
  Primary | 1265 (24.93%) | 190 (20.92%) | 548 (32.81%) | 527 (29.84%) |  |
  Secondary | 1423 (39.29%) | 474 (48.07%) | 638 (35.42%) | 311 (16.61%) |  |
  ≥University | 625 (19.14%) | 232 (24.48%) | 263 (15.15%) | 130 (6.80%) |  |
Gender (n; %) | Â | Â | Â | Â | 0.006 |
  Male | 2078 (49.4%) | 435 (51.35%) | 829 (47.70%) | 814 (44.95%) |  |
  Female | 2505 (50.6%) | 523 (48.65%) | 931 (52.30) | 1051 (55.04%) |  |
Marital status (n; %) | Â | Â | Â | Â | <0.001 |
  Single | 667 (27.3%) | 357 (39.18%) | 187 (10.39%) | 123 (6.75%) |  |
  Married | 2777 (56.6%) | 519 (53.12%) | 1238 (71.10%) | 1020 (54.18%) |  |
  Separated/divorced | 342 (7.1%) | 76 (7.21%) | 196 (10.86%) | 70 (3.36%) |  |
  Widowed | 797 (9.0%) | 6 (0.49%) | 139 (7.64%) | 652 (35.72%) |  |
Urbanicity (n; %) | Â | Â | Â | Â | 0.216 |
  Urban | 3958 (84.78%) | 820 (85.40%) | 1523 (83.69%) | 1615 (83.93%) |  |
  Rural | 625 (15.22%) | 138 (14.60%) | 237 (16.31%) | 250 (16.07%) |  |
Employment (n; %) | Â | Â | Â | Â | <0.001 |
Working | 1360 (46.21%) | 543 (61.34%) | 773 (47.47%) | 44 (2.28%) | Â |
  Retired | 1387 (16.43%) | 2 (0.24%) | 183 (11.35%) | 1202 (66.56%) |  |
  Other | 1611 (37.36%) | 342 (38.41%) | 681 (41.18%) | 588 (31.16%) |  |