Table 1.
Baseline characteristics of the study population
| Metabolic syndrome |
P |
||
|---|---|---|---|
| No | Yes | ||
| n | 702 | 665 | |
| Characteristic |
|||
| Sex, % | |||
| Men | 49.3 | 38.4 | <0.01 |
| Women | 50.7 | 61.6 | |
| Age (years), mean (SD)* | 71.0 (8.0) | 71.0 (7.4) | 0.94 |
| Ethnicity, % | |||
| Non-Hispanic white | 80.9 | 84.3 | 0.14 |
| Non-Hispanic black | 9.1 | 8.1 | |
| Hispanic | 3.3 | 3.8 | |
| Other | 6.7 | 3.8 | |
| Education, % | |||
| <High school | 23.7 | 26.5 | <0.01 |
| High school | 25.2 | 32.6 | |
| >High school | 51.1 | 40.9 | |
| Smoking, % | |||
| Never | 39.6 | 45.7 | 0.14 |
| Former | 47.9 | 40.6 | |
| Current | 12.5 | 13.7 | |
| Alcohol, % | |||
| Never | 11.2 | 20.2 | <0.01 |
| Former | 30.1 | 30.4 | |
| Current | 55.6 | 46.4 | |
| Missing | 3.1 | 2.9 | |
| BMI (kg/m2), mean (SD) | 25.7 (4.7) | 31.0 (5.5) | <0.01 |
| Waist circumference (cm), mean (SD) | 93.3 (12.4) | 107.3 (12.2) | <0.01 |
| HDL cholesterol (mg/dL), mean (SD) | 63.3 (16.7) | 47.8 (13.4) | <0.01 |
| Triglycerides (mg/dL), median (interquartile range) | 104.7 (79.8–128.0) | 178.3 (133.5–231.5) | <0.01 |
| Glucose (mg/dL), median (interquartile range) | 97.0 (92.2–105.7) | 109.9 (101.4–123.9) | <0.01 |
| Systolic blood pressure (mmHg), mean (SD) | 125.3 (19.7) | 140.4 (19.3) | <0.01 |
| Diastolic blood pressure (mmHg), mean (SD) | 65.0 (12.0) | 66.9 (14.2) | 0.05 |
| Diabetes, % | 9.6 | 24.8 | <0.01 |
| Heart disease, % | 10.0 | 14.2 | 0.01 |
| Moderate-to-vigorous physical activity (min), median (interquartile range) | 6.9 (1.9–17.9) | 3.2 (1.2–8.3) | <0.01 |
| Average count value during active minutes, median (interquartile range) | 533.9 (408.5–662.0) | 462.7 (380.1–568.6) | <0.01 |
*Average age not representative of study population; NHANES groups all people ≥85 years of age and older as 85-years-old.