Table 3 Frequency distributions (weighted percentages unless indicated otherwise) of health status variables and chronic conditions reported by DC and GP patients, by country and pattern of health-care use in the past 12 months: Joint Canada/US Survey of Health, 2002–03*
United States | Canada | ||||||
|---|---|---|---|---|---|---|---|
Variable | Category | GP only (n = 3565) | GP+DC (n = 511) | DC only (n = 84) | GP only (n = 2434) | GP+DC (n = 397) | DC only (n = 51) |
Health Utility Index | Mean (SE) | 0.86 (<0.01) | 0.87 (0.01) | 0.87 (0.02) | 0.88 (0.01) | 0.87 (0.01) | 0.92 (0.02) |
Self-rated health | Excellent | 23.4 | 25.3 | 30.7 | 20.8 | 21.5 | 38.0 |
Very good | 32.7 | 38.5 | 27.7 | 36.9 | 39.6 | 35.4 | |
Good | 27.3 | 23.4 | 34.0 | 29.3 | 25.3 | 24.7 | |
Fair or poor | 16.6 | 12.8 | 7.6 | 12.9 | 13.6 | 2.0 | |
Depression | Episode, past year | 8.7 | 11.2 | 11.6 | 8.5 | 9.8 | 3.5 |
Mental health visit | Visit, past year | 11.8 | 16.1 | 7.5 | 11.1 | 16.5 | 0.0 |
Emotional problems | Happy in life | 78.0 | 77.4 | 79.0 | 80.3 | 84.9 | 84.0 |
Chronic conditions (lifetime history) | Asthma | 12.0 | 14.8 | 3.3 | 10.8 | 12.5 | 10.4 |
Arthritis | 21.3 | 24.2 | 17.8 | 19.1 | 23.2 | 0.0 | |
Hypertension | 27.4 | 22.7 | 3.5 | 22.0 | 14.4 | 2.5 | |
Emphysema or COPD 2.6 | 2.0 | 0.7 | 1.6 | 1.4 | 0.0 | ||
Diabetes | 8.6 | 6.0 | 0.0 | 5.8 | 4.3 | 0.7 | |
Heart disease | 7.5 | 5.0 | 3.0 | 6.2 | 5.0 | 1.0 | |
Coronary heart disease 3.1 | 2.3 | 0.6 | 2.3 | 1.4 | 1.0 | ||
Angina | 3.6 | 1.4 | 2.5 | 4.8 | 2.4 | 0.0 | |
1 or more conditions | 43.1 | 41.7 | 19.1 | 38.2 | 37.9 | 8.2 | |