TABLE 1.
Descriptive Statistics for All Study Variables: CARDIA Study; Birmingham, AL; Chicago, IL; Minneapolis, MN; and Oakland, CA; 1985–2006
| Mean (SD) or % |
|
|---|---|
| Depressive symptomatology | |
| Year 5 | 11.24 (8.14) |
| Year 10 | 10.70 (8.22) |
| Year 15 | 9.16 (7.85) |
| Year 20 | 9.33 (7.87) |
| BMI, kg/m2 | |
| Year 5 | 26.12 (5.90) |
| Year 10 | 27.54 (6.54) |
| Year 15 | 28.72 (6.84) |
| Year 20 | 29.42 (7.24) |
| Waist circumference, cm | |
| Year 5 | 82.01 (12.85) |
| Year 10 | 85.88 (14.65) |
| Year 15 | 89.50 (15.42) |
| Year 20 | 91.93 (15.55) |
| Controls and Moderators | |
| Age, y (year 5) | 29.98 (3.63) |
| Gender | |
| Women | 55 |
| Men | 45 |
| Race/ethnicity | |
| Black | 50 |
| White | 50 |
| Education (year 5) | |
| ≤12 y | 32 |
| >12 y | 68 |
| No. of cigarettes per d | |
| Year 5 | 3.47 (7.40) |
| Year 10 | 2.79 (6.74) |
| Year 15 | 2.16 (6.08) |
| Year 20 | 1.78 (5.50) |
| No. of alcoholic drinks per wk | |
| Year 5 | 4.58 (10.36) |
| Year 10 | 4.47 (8.96) |
| Year 15 | 4.46 (10.12) |
| Year 20 | 4.42 (9.04) |
Note. BMI = body mass index. The total sample was N = 4643.