Table 1.
Population characteristics in the British Regional Heart Study (BRHS) and the Health, Aging, and Body Composition (HABC) Study.
| BRHS (n = 2147) | HABC study (n = 2998) | ||
|---|---|---|---|
| Age (years), median (IQR) | 77.7 (74.8–82.1) | Age (years), median (IQR) | 74 (72–77) |
| Gender, n (%) | |||
| Male | 1491 (48) | ||
| Female | 1584 (52) | ||
| Race, n (%) | |||
| White | 1794 (58) | ||
| African American | 1281 (42) | ||
| Social class, n (%) | Education, n (%) | ||
| Nonmanual | 1081 (52) | Less than high school | 775 (25) |
| Manual | 1003 (48) | High school graduate | 1000 (33) |
| Postsecondary | 1292 (42) | ||
| Smoking, n (%) | Smoking*, n (%) | ||
| Never | 768 (36) | Never | 1348 (44) |
| Current smoker | 91 (4) | Current smoker | 318 (10) |
| Ex-smoker | 1275 (60) | Ex-smoker | 1401 (46) |
| Alcohol, n (%) | Alcohol*, n (%) | ||
| Daily | 757 (36) | No consumption past year | 1546 (50) |
| Occasionally | 307 (15) | 1–7 times per week | 655 (21) |
| None | 292 (14) | More than 1 per day | 227 (7) |
| Physical activity, n (%) | Physical activity* (kcal/kg/week), median (IQR) | 64.5 (38.3–106.5) | |
| Inactive | 405 (20) | ||
| Occasional | 475 (24) | ||
| Moderate | 278 (14) | ||
| History of cardiovascular disease, n (%) | 500 (24) | History of cardiovascular disease, n (%) | 106 (4) |
| History of diabetes, n (%) | 321 (15) | History of diabetes, n (%) | 142 (5) |
| Body mass index, n (%) | Body mass index, n (%) | ||
| Normal | 486 (29) | Normal | 963 (34) |
| Overweight | 875 (51) | Overweight | 1192 (42) |
| Obese | 343 (20) | Obese | 673 (24) |
| EDI score, median (IQR) | 25 (23–27) | HEI score, median (IQR) | 71 (61–79) |
| FEV1/FVC ratio | 0.75 (0.70–0.80) | Respiration rate (insp /30 s), median (IQR) | 9 (8–10) |
| Hypertension, n (%) | 473 (28) | Hypertension, n (%) | 765 (25) |
| Triglycerides (mmol/l), median (IQR) | 1.14 (0.84–1.54) | Total blood cholesterol (mg/dl), median (IQR) | 204 (179–229) |
| HDL (mmol/l), median (IQR) | 1.40 (1.16–1.68) | ||
| CRP (ug/ml), median (IQR) | 1.28 (0.61–2.93) | CRP (ug/ml), median (IQR) | 2.97 (1.25–6.44) |
| IL-6 (pg/ml), median (IQR) | 2.85 (1.82–4.68) | Il-6 (pg/ml), median (IQR) | 2.40 (1.52–4.04) |
|
Fibrin d-dimer ng/ml), median (IQR) |
216.53 (153.94–328.11) | ||
| High sensitivity Troponin T (ng/l), median (IQR) | 11.34 (7.26–16.92) | ||
EDI elderly dietary index, HEI healthy eating index.
*Measured at Year 1 (1997–1998).