Table 5.
WISE baseline data by site
| Characteristic (percent or mean) | Overall (N=1139) |
Penn State (N=501) |
Pitt (N=526) |
Temple (N=112) |
P value* |
|---|---|---|---|---|---|
| Age ≥ 75 | 35.8 | 34.9 | 36.0 | 39.1 | 0.708 |
| Female | 84.4 | 82.6 | 85.7 | 85.7 | 0.359 |
| White, non-Hispanic | 91.4 | 97.3 | 93.1 | 57.7 | < 0.001 |
| BMI | 28.6 ± 6.5 | 29.0 ± 6.8 | 28.3 ± 6.3 | 28.3 ± 6.0 | 0.226 |
| Blood pressure, systolic | 129.5 ± 17.7 | 130.2 ± 17.3 | 127.5 ± 17.0 | 136.4 ± 20.7 | < 0.001 |
| Blood pressure, diastolic | 73.3 ± 11.4 | 72.4 ± 11.7 | 74.2 ± 10.7 | 72.9 ± 13.1 | 0.046 |
| Heart rate | 70.0 ± 10.8 | 69.3 ± 11.2 | 70.1 ± 10.1 | 71.9 ± 12.2 | 0.066 |
| College graduate | 54.9 | 48.7 | 62.9 | 44.1 | < 0.001 |
| Osteoporosis medication, ever | 50.0 | 50.1 | 49.8 | 50.0 | 0.996 |
| Nonsmoker | 97.0 | 97.1 | 97.0 | 96.4 | 0.931 |
| History, hypertension | 51.2 | 54.5 | 45.9 | 60.7 | 0.003 |
| History, osteoporosis | 51.2 | 53.5 | 48.7 | 52.8 | 0.317 |
| Fall, past year | 50.9 | 54.5 | 46.6 | 54.5 | 0.039 |
| Lack companionship, hardly ever | 69.8 | 67.4 | 73.1 | 64.3 | 0.059 |
| Bicep curls, 30 s | 12.4 ± 4.4 | 12.3 ± 4.7 | 11.6 ± 3.6 | 16.0 ± 5.1 | < 0.001 |
| Chair stands, 30 s | 9.0 ± 4.0 | 8.5 ± 4.4 | 9.4 ± 3.7 | N/A | < 0.001 |
| PROMIS, depression (20 = worst) | 5.2 ± 2.3 | 5.5 ± 2.7 | 4.9 ± 1.9 | 5.3 ± 2.5 | 0.009 |
| PROMIS, anxiety (20 = worst) | 5.8 ± 2.4 | 6.0 ± 2.6 | 5.5 ± 2.1 | 6.3 ± 2.7 | 0.005 |
| PROMIS, pain intensity (10 = worst) | 2.8 ± 2.3 | 2.8 ± 2.2 | 2.6 ± 2.3 | 3.6 ± 2.9 | 0.004 |
| PROMIS, fatigue (20 = worst) | 7.8 ± 3.3 | 8.2 ± 3.4 | 7.4 ± 3.1 | 8.2 ± 3.3 | <0.001 |
| ER visit in past year, yes | 37.3 | 38.0 | 34.9 | 44.6 | 0.143 |
| Hospital stay in past year, yes | 21.5 | 21.3 | 21.1 | 24.3 | 0.751 |
*Percent with chi-square test, mean ± SD with ANOVA or Kruskal-Wallis test