Table 3 Adjusted prevalence ratios (95% confidence interval) for 10-year cardiovascular risk >20% among U.S. adults, by categories of respiratory impairment based on prebronchodilator data, National Health and Nutrition Examination Survey 2007-2009
Respiratory impairment | ||||
|---|---|---|---|---|
Obstructive impairment (OI) | ||||
None | Restrictive | Mild | Moderate/severe/very severe | |
Age 50–74 years | ||||
No. risk >20% / no. at risk* | 224 / 902 | 53 / 123 | 61 / 169 | 53 / 117 |
Median age (years) | 57 | 60 | 60 | 60 |
Unadjusted prevalence (standard error) (%) | 16.5 (1.2) | 34.4 (5.6) | 24.3 (4.1) | 38.5 (4.5) |
Unadjusted prevalence ratio | 1.00 | 2.08 (1.54, 2.80) | 1.47 (1.04, 2.09) | 2.33 (1.72, 3.15) |
Adjusted prevalence ratio† | 1.00 | 1.64 (1.16, 2.31) | 1.56 (1.13, 2.15) | 2.19 (1.62, 2.97) |
Age 55–74 years | ||||
No. risk >20% / no. at risk* | 199 / 640 | 49 / 99 | 56 / 143 | 46 / 95 |
Median age (years) | 61 | 62 | 61 | 63 |
Unadjusted prevalence (standard error) (%) | 23.1 (1.7) | 41.5 (6.7) | 26.7 (4.8) | 43.8 (5.4) |
Unadjusted prevalence ratio | 1.00 | 1.79 (1.34, 2.41) | 1.16 (0.82, 1.63) | 1.90 (1.36, 2.63) |
Adjusted prevalence ratio† | 1.00 | 1.40 (0.98, 1.99) | 1.22 (0.90, 1.64) | 1.84 (1.36, 2.50) |