Table 1.
Characteristics of the study participants (1788).
| Characteristics, N (%) | ALL N = 1788 |
High Physical Activity and Non-obese N = 537 |
Low Physical Activity and Non-obese N = 507 |
High Physical Activity and Obese N = 340 |
Low Physical Activity and Obese N = 404 |
p Value | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Females | 1,034 (57.83) | 283 (27.37) | 294(28.43) | 188 (18.18) | 269 (26.02) | 0.0002 | ||||
| White or Caucasian | 1,254 (70.13) | 436 (34.77) | 383 (30.54) | 213 (16.99) | 222 (17.70) | <0.0001 | ||||
| High school graduates or less | 474 (57.18) | 161 (33.97) | 138 (29.11) | 91 (19.20) | 84 (17.72) | <0.0001 | ||||
| Married | 1,110 (62.08) | 360 (32.43) | 321 (28.92) | 205 (18.47) | 224 (20.18) | 0.003 | ||||
| Annual income (<$50,000) | 732 (40.94) | 179 (24.45) | 206 (28.14) | 120 (16.39) | 227 (31.01) | <0.0001 | ||||
| Depressive symptoms (yes) | 245 (13.70) | 37 (15.10) | 88 (35.92) | 49 (20.00) | 71 (28.98) | <0.0001 | ||||
| Characteristics, mean ± SD | ||||||||||
| Age (yrs) | 60.2 ± 8.7 | 58.9 ± 8.8 | 63.6 ± 9.4 | 56.5 ± 7.5 | 61.6 ± 8.9 | <0.0001 | ||||
| Comorbidity | 0.47 ± 0.9 | 0.31± 0.8 | 0.44 ± 0.8 | 0.45 ± 0.8 | 0.70 ± 1.2 | <0.0001 | ||||
| Gait Speed (meter/second) | 1.27 ± 0.2 | 1.38 ± 0.2 | 1.27 ± 0.2 | 1.28 ± 0.2 | 1.17 ± 0.2 | <0.0001 | ||||
| BMI (kilogram/ meter square) | 30.0 ± 2.9 | 25.9 ± 2.5 | 26.0 ± 2.7 | 33.9 ± 3.2 | 34.0 ± 3.5 | <0.0001 | ||||
| Physical Composite Scale (PCS) | 45.4 ± 9.7 | 49.6 ± 8.4 | 45.5 ± 10.0 | 45.4 ± 9.2 | 41.0 ± 11.2 | <0.0001 | ||||
| Mental Composite Scale (MCS) | 52.7 ± 9.1 | 53.8 ± 7.6 | 52.3 ± 10.0 | 52.2 ± 8.9 | 52.6 ± 10.1 | 0.021 | ||||
| Physical Activity Scale for the Elderly (PASE) | 161.0 ± 49.2 | 227.8 ± 59.5 | 97.0 ± 35.2 | 232.9 ± 65.0 | 86.6 ± 37.1 | <0.0001 | ||||
yrs = years; BMI = body mass index; $ = USD.