Table 1.
Selected characteristics of study samples, JHS 2000-2004.
| Characteristics | Women | Men | ||||
|---|---|---|---|---|---|---|
| GPSS & NLE* | WSI* | JHS* | GPSS & NLE | WSI | JHS | |
| *N | 2541 | 1590 | 2795 | 1439 | 888 | 1609 |
| Age (yrs), mean (sd) | 55.06 (12.54) | 53.21 (12.34) | 55.13 (12.64) | 53.60 (12.87) | 52.22(12.62) | 53.79 (12.84) |
| Income, % | ||||||
| Low | 13.93 | 12.33 | 14.74 | 7.64 | 7.32 | 8.27 |
| Lower Middle | 22.31 | 20.69 | 22.40 | 16.89 | 14.64 | 17.65 |
| Upper Middle | 25.34 | 27.17 | 25.33 | 26.55 | 28.15 | 26.23 |
| Affluent | 22.35 | 25.66 | 21.68 | 33.29 | 37.27 | 32.69 |
| Unknown | 16.06 | 14.15 | 15.85 | 15.64 | 12.61 | 15.16 |
| Stress Measures | ||||||
| GPSS, mean (range) | 5.53 (0 - 23) | - | - | 4.35 (0 - 21) | - | - |
| NLE, mean (range) | 1.41 (0 - 7) | - | - | 1.22 (0 - 6) | - | - |
| WSI, mean (range) | 77.23 (0 - 435) | - | 69.19 (0 - 476) | - | ||
| CVD Risk Factors | ||||||
| Hypertension, % | 63.60 | 59.43 | 63.86 | 58.51 | 55.07 | 59.54 |
| Diabetes, % | 18.89 | 16.86 | 19.32 | 16.19 | 14.53 | 16.59 |
| Obesity, % | 60.33 | 59.56 | 60.07 | 41.21 | 41.33 | 41.21 |
| Carotid Plaque, % | 36.21 | 33.40 | 36.60 | 37.18 | 34.35 | 38.60 |
| Behaviors | ||||||
| Current Smoker, % | 8.70 | 8.99 | 9.19 | 16.40 | 14.08 | 17.03 |
| Former Smoker, % | 14.52 | 13.21 | 14.42 | 24.95 | 24.77 | 24.74 |
| Never Smoker, % | 76.78 | 77.80 | 76.39 | 58.65 | 61.15 | 58.23 |
| Pack Years | 4.54 (11.83) | 4.42 (11.96) | 4.75 (12.31) | 10.37 (18.84) | 9.47 (18.31) | 11.02 (20.55) |
| Physical Activity Score, mean (sd) | 8.21 (2.54) | 8.43 (2.48) | 8.19 (2.55) | 8.74 (2.57) | 8.94 (2.50) | 8.68 (2.59) |
| Energy (Kcal) | 1939.41 (1049.32) | 1962.53 (1080.79) | 1950.08 (1071.36) | 2494.93 (1319.75) | 2478.63 (1365.75) | 2506.10 (1365.01) |
| Total Dietary Fiber (g) | 14.67 (6.64) | 14.75 (6.85) | 14.73 (6.81) | 18.09 (8.90) | 18.11 (8.89) | 18.09(9.05) |
| % Calories from fat (%) | 35.02 (7.06) | 35.20 (7.11) | 35.04 (7.12) | 35.04 (6.52) | 35.07 (6.59) | 34.99 (6.52) |
| % Calories from carbohydrate (%) | 51.59 (9.58) | 51.41 (9.63) | 51.53 (9.68) | 49.41 (8.96) | 49.34(8.87) | 49.38 (8.93) |
Abbreviations: GPSS = Global perceived stress scale; NLE = Negative life events; WSI = Weekly stress inventory, JHS=Jackson Heart Study
*
N (Total) = 3980 for GPSS & NL, 2478 for WSI, & 4404 for JHS. The N values for JHS refer to the whole sample of cohort excluding observations with missing covariates and the values for GPSS & NLE and WSI are given separately because of the variations in the sample size.