Table 1.
Characteristics of 14,663 subjects from the ARIC cohort with adequate information to define or preclude a classification of metabolic syndrome (MetSyn), according to visit 1 BMI and MetSyn status.
| Normal | Overweight | Obese | ||||
|---|---|---|---|---|---|---|
| No MetSyn | MetSyn | No MetSyn | MetSyn | No MetSyn | MetSyn | |
| N | 4380 | 443 | 4092 | 1724 | 1602 | 2422 |
| Prevalence within BMI category | 90.8 | 9.2 | 70.4 | 29.6 | 39.8 | 60.2 |
| Age (SD) | 53.8 (5.8) | 56.5 (5.3) | 53.7 (5.7) | 55.8 (5.5) | 53.4 (5.7) | 54.6 (5.6) |
| Female (%) | 62.1 | 68.8 | 42.6 | 50.1 | 65.8 | 60.1 |
| African-American (%) | 15.9 | 19.9 | 24.4 | 23.7 | 42.8 | 35.2 |
| Education (%) | ||||||
| Less than high school | 16.6 | 28.4 | 20.7 | 27.2 | 28.1 | 32.0 |
| High school | 42.8 | 42.4 | 39.6 | 41.9 | 39.3 | 41.0 |
| College | 40.6 | 29.1 | 39.7 | 30.9 | 32.6 | 27.0 |
| Smoking (%) | ||||||
| Never | 39.6 | 33.4 | 40.9 | 38.9 | 51.1 | 47.7 |
| Former | 28.7 | 24.8 | 36.3 | 33.4 | 32.0 | 33.1 |
| Current | 31.7 | 41.8 | 22.8 | 27.8 | 16.9 | 19.2 |
| Drinking (%) | ||||||
| Never/rare | 40.1 | 44.7 | 37.8 | 41.8 | 50.4 | 49.6 |
| Former | 15.8 | 19.6 | 17.2 | 21.8 | 19.7 | 21.8 |
| Light | 10.1 | 7.9 | 11.1 | 8.1 | 8.6 | 7.7 |
| Medium | 17.3 | 12.9 | 20.2 | 15.5 | 11.6 | 11.1 |
| Heavy | 16.7 | 14.9 | 13.6 | 12.8 | 9.7 | 9.8 |
| Physical Activity | ||||||
| 1st Tertile (0-2 Met-hrs/week) | 35.6 | 42.9 | 37.4 | 42.9 | 49.9 | 50.2 |
| 2nd Tertile (2-2.75 Met-hrs/week) | 31.4 | 28.9 | 30.5 | 30.8 | 28.4 | 29.8 |
| 3rd Tertile (2.75-5 Met-hrs/week) | 33.0 | 28.2 | 32.1 | 26.3 | 21.7 | 20.7 |
| Energy Intake (kcal/d) | 1609.4 (598.4) | 1547.6 (566.7) | 1668.5 (606.3) | 1650.5 (592.5) | 1614.7 (591.9) | 1642.8 (619.3) |
| Weight change visit 2 – visit 1*: | N=4057 | N=394 | N=3808 | N=1555 | N=1454 | N=2107 |
| >5% loss | 7.3 | 11.4 | 9.3 | 13.5 | 13.0 | 16.5 |
| Within 5% | 66.6 | 64.0 | 69.0 | 69.3 | 62.5 | 66.5 |
| >5% gain | 26.1 | 24.6 | 21.7 | 17.2 | 24.6 | 17.0 |
| Weight change visit 3 - visit 1*: | N=3683 | N=330 | N=3476 | N=1366 | N=1321 | N=1853 |
| >5% loss | 7.9 | 15.5 | 9.2 | 15.5 | 11.4 | 19.6 |
| Within 5% | 52.9 | 50.9 | 56.1 | 55.1 | 48.9 | 54.1 |
| >5% gain | 39.2 | 33.6 | 34.8 | 29.4 | 39.7 | 26.2 |
*
Sample sizes change over time due to loss to follow-up and removal from risk set due to occurrence of event.