Table 1.
Distribution of Participants by Characteristics in the USA, 2013–2019
| Non-Hispanic White N=2,143,729 | Non-Hispanic Black N=215,957 | Non-Hispanic Asian N=57,001 | p* | ||||
|---|---|---|---|---|---|---|---|
| N | Weighted % (95% CI) | N | Weighted % (95% CI) | N | Weighted % (95% CI) | ||
| Age (years) | |||||||
| 18–64 | 1324747 | 75.8 (75.7–75.9) | 154705 | 84.2 (83.9–84.4) | 45797 | 88.5 (87.9–89.1) | <0.01 |
| ≥65 | 818982 | 24.2 (24.1–24.3) | 61252 | 15.8 (15.6–16.1) | 11204 | 11.5 (10.9–12.1) | |
| Sex | |||||||
| Men | 954762 | 49.7 (49.5–49.8) | 82761 | 46.6 (46.2–47.0) | 29192 | 50.3 (49.4–51.1) | <0.01 |
| Women | 1188967 | 50.3 (50.2–50.5) | 133196 | 53.4 (53.0–53.8) | 27809 | 49.7 (48.9–50.6) | |
| Education | |||||||
| Up to high school | 687808 | 36.3 (36.2–36.4) | 91478 | 45.1 (45.0–45.8) | 11125 | 21.7 (20.9–22.5) | <0.01 |
| >High school | 1455921 | 63.7 (63.6–63.9) | 124479 | 54.9 (54.2–55.0) | 45876 | 78.3 (77.6–79.1) | |
| Health insurance | |||||||
| Yes | 2011314 | 91.6 (91.5–91.7) | 191988 | 85.1 (84.8–85.4) | 52770 | 91.2 (90.8–91.7) | <0.01 |
| No | 132415 | 8.4 (8.3–8.5) | 23969 | 14.9 (14.6–15.2) | 4231 | 8.8 (8.3–9.3) | |
| Annual family income | |||||||
| <25k/year | 412480 | 18.0 (17.9–18.1) | 76594 | 33.8 (33.4–34.1) | 9540 | 16.2 (15.6–16.8) | <0.01 |
| 25–50k/year | 466773 | 20.2 (20.1–20.3) | 48118 | 22.4 (22.1–22.7) | 10468 | 16.1 (15.4–16.7) | |
| >50k/year | 982706 | 49.1 (49.0–49.3) | 61625 | 30.3 (30.0–30.7) | 29594 | 52.9 (52.0–53.7) | |
| Missing data | 281770 | 12.7 (12.6–12.8) | 29620 | 13.5 (13.3–13.8) | 7399 | 14.9 (14.2–15.5) | |
| History of CVD | |||||||
| Yes | 257323 | 9.4 (9.3–9.4) | 26511 | 8.9 (8.7–9.1) | 2958 | 3.8 (3.5–4.1) | <0.01 |
| No | 1886406 | 90.7 (90.6–90.7) | 189446 | 91.1 (90.9–91.3) | 54043 | 96.2 (95.9–96.5) | |
| Physical activity | |||||||
| Yes | 1622196 | 77.0 (76.9–77.1) | 148083 | 70.8 (70.4–71.1) | 45338 | 80.7 (80.0–81.4) | <0.01 |
| No | 521533 | 23.0 (22.9–23.1) | 67874 | 29.3 (28.9–29.6) | 11663 | 19.3 (18.6–20.0) | |
| Smoking | |||||||
| Current | 312927 | 17.4 (17.3–17.5) | 37947 | 18.7 (18.4–19.0) | 5045 | 8.2 (7.8–8.6) | <0.01 |
| Former | 663824 | 28.5 (28.4–28.6) | 45162 | 16.9 (16.6–17.2) | 9944 | 13.4 (12.9–14.0) | |
| Never | 1166978 | 54.1 (54.0–54.2) | 132848 | 64.4 (64.0–64.7) | 42012 | 78.4 (77.7–79.1) | |
| Obesity** | |||||||
| Yes | 629530 | 28.9 (28.8–29.0) | 88623 | 38.4 (38.0–38.8) | 12110 | 20.2 (19.4–20.9) | <0.01 |
| No | 1510682 | 71.1 (71.0–71.2) | 126870 | 61.6 (61.2–62.0) | 40927 | 79.8 (79.1–80.5) | |
CVD cardiovascular disease (comprised of self-reported myocardial infarction, angina, coronary artery disease, or stroke). Weighted percent represents estimated national population distribution of characteristics. *p value, univariate Satterthwaite-adjusted χ2 test for comparison of distribution between race categories. **Obesity defined as body mass index ≥30 kg/m2 in non-Hispanic White and Black and ≥27.5 kg/m2 in non-Hispanic Asian