Characteristics | Overall | 0/1 = Most Isolated | 2 = Very Isolated | 3 = Somewhat Isolated | 4 = Not Isolated | P-value |
---|---|---|---|---|---|---|
Overall N (%) | N = 3360 | 543 (14.5%) | 1134 (30.2%) | 1198 (37.1%) | 485 (18.2%) |  |
Age | 0.90a | |||||
 Median (range) | 54 (40–89) | 54 (40–89) | 55 (40–89) | 54 (40–89) | 54 (40–88) |  |
 Younger than 54 | 46.2% | 46.6% | 44.7% | 46.7% | 47.4% |  |
 54 years and older | 53.8% | 53.3% | 55.3% | 53.3% | 52.6% |  |
Race/Ethnicity | < 0.001a | |||||
 White | 81.4% | 75.4% | 78.9% | 81.7% | 89.8% |  |
 Black | 8.8% | 9.4% | 10.6% | 8.6% | 5.9% |  |
 Mexican American | 3.1% | 3.7% | 3.7% | 3.1% | 1.5% |  |
 Otherb | 6.6% | 11.5% | 6.7% | 6.6% | 2.7% |  |
Income Level | < 0.001a | |||||
 Low income | 31.5% | 56.8% | 38.0% | 25.8% | 12.2% |  |
 Middle income | 38.0% | 30.6% | 37.0% | 38.1% | 45.5% |  |
 High income | 30.5% | 12.6% | 24.9% | 36.1% | 42.3% |  |
Education | < 0.001a | |||||
 Fewer than 12 years | 26.2% | 40.8% | 32.9% | 21.7% | 12.3% |  |
 12 years or more | 73.8% | 59.2% | 67.1% | 78.3% | 87.7% |  |
BMI (kg/m2) | 0.02a | |||||
  < 30.0 kg/m2 | 73.0% | 67.5% | 70.6% | 75.7% | 75.6% |  |
  ≥ 30.0 kg/m2 | 27.0% | 32.5% | 29.4% | 24.3% | 24.4% |  |
Diabetes Diagnosis | 0.20a | |||||
 No | 92.1% | 89.9% | 91.2% | 93.1% | 93.6% |  |
 Yes | 7.9% | 10.1% | 8.8% | 6.9% | 6.4% |  |
Cardiovascular Disease Diagnosis | 0.02a | |||||
 No | 64.0% | 59.0% | 60.8% | 66.7% | 68.0% |  |
 Yes | 36.0% | 41.0% | 39.2% | 33.3% | 32.0% |  |
Smoking Status | < 0.001a | |||||
 Nonsmoker | 54.0% | 38.0% | 46.8% | 62.0% | 62.4% |  |
 Former | 26.1% | 27.8% | 27.6% | 23.5% | 27.4% |  |
 Current | 20.0% | 34.2% | 25.6% | 14.5% | 10.3% |  |
Smoking Amount | < 0.001a | |||||
 Nonsmoker | 54.0% | 38.0% | 46.8% | 62.0% | 62.4% |  |
 Former | 26.1% | 27.8% | 27.6% | 23.5% | 27.4% |  |
 Current |  | |||||
   < 1 pack/day | 8.9% | 15.5% | 10.7% | 6.6% | 5.1% |  |
   ≥ 1 pack/day | 11.1% | 18.7% | 14.9% | 7.9% | 5.2% |  |
Alcohol Status | 0.24a | |||||
 Nondrinker | 21.8% | 19.2% | 20.8% | 24.3% | 20.3% |  |
 Former | 41.0% | 44.6% | 44.1% | 37.8% | 39.6% |  |
 Current | 37.2% | 36.2% | 35.1% | 37.9% | 40.1% |  |
Alcohol Consumption | < 0.001a | |||||
 Nondrinker | 21.8% | 19.2% | 20.8% | 24.3% | 20.3% |  |
 Former | 41.0% | 44.6% | 44.1% | 37.8% | 39.6% |  |
 Current | ||||||
  1–2 drinks /day | 30.4% | 21.7% | 28.2% | 32.2% | 37.3% |  |
   ≥ 3 drinks/day | 6.8% | 14.6% | 6.9% | 5.7% | 2.8% |  |
Relative Physical Activity | 0.003a | |||||
 About the Same | 43.9% | 37.0% | 45.0% | 43.9% | 47.5% |  |
 Less Active | 19.9% | 27.3% | 22.4% | 17.4% | 14.7% |  |
 Most Active | 36.2% | 35.6% | 32.6% | 38.6% | 37.8% |  |
Self-Reported Health Status | 0.001a | |||||
 Excellent | 32.5% | 23.8% | 30.0% | 35.8% | 36.6% |  |
 Very Good | 27.7% | 29.6% | 27.2% | 26.6% | 29.4% |  |
 Good | 29.2% | 28.7% | 32.0% | 27.7% | 27.9% |  |
 Fair | 9.1% | 14.4% | 9.1% | 8.6% | 5.8% |  |
 Poor | 1.6% | 3.4% | 1.7% | 1.3% | 0.3% |  |
Non-Steroidal Anti-Inflammatory Drug Use | 0.02a | |||||
 Nonuserc | 21.1% | 26.8% | 22.0% | 20.2% | 17.0% |  |
 User | 78.9% | 73.2% | 78.0% | 79.8% | 83.0% |  |
C-Reactive Protein (mg/dL) | 0.52a | |||||
  ≤ 0.21 mg/dL | 61.0% | 60.1% | 59.6% | 61.3% | 63.1% |  |
 0.22–0.63 mg/dL | 18.7% | 20.4% | 17.6% | 18.2% | 20.2% |  |
  > 0.63 mg/dL | 20.3% | 19.5% | 22.8% | 20.5% | 16.7% |  |
 Fibrinogen (mg/dL) | 308 | 318 | 312 | 309 | 289 | 0.003d |