Table 1.
Characteristics of adults in the United States with osteoarthritis by presence of metabolic syndrome, NHANES 2003-2006.
| Metabolic syndrome | No metabolic syndrome | |
|---|---|---|
| Sample N | 291 | 275 |
| Weighted N | 6,584,786 | 6,336,424 |
| Weighted Percentages | ||
| Age, years | ||
| 18-34 | 0.2 | 5.2 |
| 35-49 | 9.1 | 19.9 |
| 50-64 | 35.4 | 38.2 |
| 65+ | 55.3 | 36.6 |
| Women | 66.4 | 68.1 |
| Race/ethnicity | ||
| Non-Hispanic white | 89.1 | 87.3 |
| Non-Hispanic black | 4.5 | 5.4 |
| Other race/ethnicity | 6.3 | 7.3 |
| Education | ||
| < High school | 16.0 | 11.2 |
| High school | 25.3 | 28.0 |
| Some college | 32.8 | 28.3 |
| College graduate or above | 25.9 | 32.4 |
| Body Mass Index | ||
| Underweight | 0.0 | 1.6 |
| Normal | 10.3 | 35.4 |
| Overweight | 34.2 | 32.3 |
| Obese | 55.5 | 30.7 |
| Smoking | ||
| Current | 7.9 | 14.1 |
| Past | 41.0 | 36.8 |
| Never | 51.1 | 49.1 |
| General Health | ||
| Excellent/very good | 28.3 | 48.3 |
| Good | 43.8 | 34.6 |
| Fair/poor | 27.9 | 17.1 |
| Duration of the disease (years, (SEM)) | 14.4 (0.8) | 11.3 (0.8) |
| Conditions limiting physical activity | ||
| Stroke | 7.2 | 2.6 |
| Congestive heart failure | 7.1 | 3.0 |
| Angina | 9.6 | 4.1 |
| Chronic bronchitis | 15.8 | 13.8 |
| Emphysema | 5.7 | 3.6 |