Table 3.
Race and Physical Performance in Women
| Usual gait speed (m/s; n = 575) | |||||
|---|---|---|---|---|---|
| Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | |
| Women | b (SE) | b (SE) | b (SE) | b (SE) | b (SE) |
| Black | –0.15 (0.02)*** | –0.14 (0.02)*** | –0.13 (0.02)*** | –0.14 (0.02)*** | –0.15 (0.03)*** |
| Age | –0.01 (0.001)*** | –0.01 (0.001) *** | –0.01 (0.001)*** | –0.01 (0.001)*** | –0.01 (0.002)*** |
| Height (m) | 0.53 (0.15)*** | 0.52 (0.15)*** | 0.70 (0.17)*** | ||
| Education (categorical) | 0.02 (0.01) | 0.01 (0.01) | 0.02 (0.01) | 0.01 (0.02) | |
| Income greater than 50k | 0.03 (0.02) | 0.03 (0.02) | 0.03 (0.02) | 0.05 (0.03) | |
| Weight (kg) | –0.01 (0.002)*** | ||||
| ALM (kg) | 0.02 (0.002)* | ||||
| Fat Percentage | 0.004 (0.002) | ||||
| Grip/ALMBMI (kg/m2) | 2.70 E–4 (5.13 E–4) | ||||
| Quad30/TCSAht2 (Nm/m2) | 0.01 (0.005) | ||||
| 400 m walk time (s; n = 472) | |||||
| Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | |
| b (SE) | b (SE) | b (SE) | b (SE) | b (SE) | |
| Black | 22.1 (6.4)*** | 21.6 (6.6)** | 5.7 (6.8) | 18.3 (6.9)** | 29.0 (9.7)** |
| Age | 4.3 (0.4)*** | 4.2 (0.4)*** | 5.0 (0.4)*** | 4.6 (0.4)*** | 3.9 (0.6)*** |
| Height (m) | –139.5 (49.9)** | –136.9 (51.2)** | –308.5 (54.8)*** | ||
| Education (categorical) | –4.6 (3.0) | –2.0 (2.8) | –3.9 (3.1) | –4.3 (4.7) | |
| Income greater than 50k | –7.8 (6.6) | –11.7 (6.2) | –9.4 (6.9) | –0.4 (9.6) | |
| Weight (kg) | 2.4 (0.6)*** | ||||
| ALM (kg) | 0.1 (2.4) | ||||
| Fat Percentage | 0.5 (0.8) | ||||
| Grip/ALMBMI (kg/m2) | 0.3 (0.2) | ||||
| Quad30/TCSAht2 (Nm/m2) | –1.2 (1.2) | ||||
Note: Models assessed the covariates listed in the far-left column and no additional covariates. m/s = meters per second, m = meters, 50k = $50,000, kg = kilogram, ALM = appendicular lean mass.
*p value < 0.05, **p value < 0.01, ***p value < 0.001.