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Table 1 Demographic and clinical characteristics of Ontarians who completed the Canadian Community Health Survey (Cycle 1.1, 2.1, or 3.1) and agreed to link to health administrative data, N = 85,549

From: Ascertainment of chronic diseases using population health data: a comparison of health administrative data and patient self-report

Characteristic Sample size Represented population* % (totals for each variable sum to 100%)
Sex    
 Male 38743 12 900 000 48.8%
 Female 46806 13 500 000 51.2%
Age Group (years)    
 20-44 36429 13 600 000 51.3%
 45-64 28508 8 620 000 32.6%
 65-74 11570 2 520 000 9.5%
 75+ 9042 1 730 000 6.6%
Income Quintile    
 1 (lowest) 17396 4 850 000 18.4%
 2 17361 5 110 000 19.3%
 3 17247 5 370 000 20.3%
 4 17215 5 580 000 21.1%
 5 (highest) 16126 5 490 000 20.8%
 Missing 204 29 000 0.1%
Number of Chronic Diseases (based on health administrative data)
 0 50942 17 370 000 65.7%
 1 22178 6 170 000 23.3%
 2 8249 2 000 000 7.6%
 3 2856 625 000 2.4%
 4 979 196 000 0.7%
 5 270 55 000 0.2%
 6+ 75 14 300 0.1%
  1. *Population estimated using the Canadian Community Health Survey sampling weights.