Table 1 |.
Prevalence of abdominal obesity by selected characteristics: NHANES 2007–2010
| Number | Abdominal obesity | P value* | ||
|---|---|---|---|---|
| Yes | No | |||
| Row percent (95% CI) | ||||
| Total | 11,145 | 52.8 (50.9–54.7) | 47.2 (45.3–49.1) | |
| Age group (years) | <0.001 | |||
| 18–39 | 3,958 | 38.7 (35.8–41.7) | 61.3 (58.3–64.2) | |
| 40–59 | 3,569 | 57.9 (55.2–60.4) | 42.1 (39.6–44.8) | |
| 60–79 | 2,964 | 69.3 (66.9–71.6) | 30.7 (28.4–33.1) | |
| 80 or more | 654 | 61.8 (58.4–65.1) | 38.2 (34.9–41.6) | |
| Gender | <0.001 | |||
| Male | 5,554 | 42.7 (40.3–45.1) | 57.3 (54.9–59.7) | |
| Female | 5,591 | 62.6 (60.5–64.6) | 37.4 (35.4–39.5) | |
| Race/ethnicity | <0.001 | |||
| Hispanic | 3,230 | 51.8 (48.0–55.6) | 48.2 (44.4–52.0) | |
| Non-Hispanic white | 5,267 | 54.3 (51.9–56.6) | 45.7 (43.4–48.1) | |
| Non-Hispanic black | 2,132 | 56.8 (53.5–60.0) | 43.2 (40.0–46.5) | |
| Education | <0.001 | |||
| Less than high school | 3,116 | 57.4 (54.2–60.4) | 42.6 (39.6–45.8) | |
| High school | 2,532 | 57.0 (54.5–59.5) | 43.0 (40.5–45.5) | |
| More than high school | 4,966 | 51.4 (48.8–54.0) | 48.6 (46.0–51.2) | |
| Family income to poverty ratio | >0.05 | |||
| <1.0 | 2,214 | 51.7 (47.6–55.8) | 48.3 (44.2–52.4) | |
| 1.0–1.9 | 2,763 | 56.1 (52.7–59.4) | 43.9 (40.6–47.3) | |
| 2.0–3.9 | 2,641 | 53.3 (50.7–55.9) | 46.7 (44.1–49.3) | |
| ≥4.0 | 2,518 | 51.5 (48.2–54.8) | 48.5 (45.2–51.8) | |
| Body mass index (kg/m2) | <0.001 | |||
| Normal/underweight (<25.0) | 3,337 | 8.0 (6.8–9.5) | 92.0 (90.5–93.2) | |
| Overweight (25.0–29.9) | 3,764 | 52.1 (49.7–54.6) | 47.9 (45.4–50.3) | |
| Obese (≥30.0) | 4,044 | 96.5 (95.6–97.1) | 3.5 (2.9–4.4) | |
| Diabetes | <0.001 | |||
| Yes | 1,276 | 82.0 (78.6–85.0) | 18.0 (15.0–21.4) | |
| No | 9,860 | 50.2 (48.2–52.2) | 49.8 (47.8–51.8) | |
| Cardiovascular disease | <0.001 | |||
| Yes | 849 | 72.6 (68.4–76.5) | 27.4 (23.5–31.6) | |
| No | 9,666 | 52.6 (50.5–54.7) | 47.4 (45.3–49.5) | |
| Cigarette smoking | <0.001 | |||
| Never | 5,613 | 53.3 (50.4–56.2) | 46.7 (43.8–49.6) | |
| Former | 2,637 | 61.4 (59.0–63.8) | 38.6 (36.2–41.0) | |
| Current | 2,358 | 46.7 (44.0–49.4) | 53.3 (50.6–56.0) | |
| Leisure–time physical activity | <0.001 | |||
| None | 6,042 | 60.9 (58.8–63.0) | 39.1 (37.0–41.2) | |
| Less than 300 min/week | 2,792 | 51.6 (48.6–54.7) | 48.4 (45.3–51.4) | |
| 300 or more min/week | 2,294 | 38.4 (35.1–41.7) | 61.6 (58.3–64.9) | |
Abdominal obesity is defined as a waist circumference of 102 or more centimeters for males and 88 or more centimeters for females.
CI, confidence interval; NHANES, US National Health and Nutrition Examination Survey.
*
P value for χ2-test of independence.