TABLE 3.
Mean physical function scores at baseline and change scores across body mass index and waist circumference cross-classification categories
| Body mass index category (kg/m2)
|
P
|
|||||
|---|---|---|---|---|---|---|
| Normal | Overweight | Obese | Waist circumference | Body mass index | P* | |
| Mean physical component score at baseline (n=106) | ||||||
| Low | 33.82±10.17 | 30.27±4.83 | N/A | |||
| Moderate | 34.68±12.53 | 34.20±6.56 | 23.64† | 0.54 | 0.3 | 0.47 |
| High | 31.68±7.29 | 32.95±11.33 | 31.66±9.11 | |||
| Mean physical limitation domain at baseline (n=105) | ||||||
| Low | 62.68±25.99 | 63.20±19.62 | N/A | |||
| Moderate | 42.71±37.22 | 61.09±27.45 | 12.50† | 0.75 | 0.99 | 0.9 |
| High | 41.67±23.57 | 58.30±24.38 | 53.23±23.71 | |||
| Mean change in physical component score (n=84) | ||||||
| Low | 2.16±8.08 | 0.62±6.94 | –0.71±8.01 | |||
| Moderate | –3.99±8.42 | 4.44±8.45 | 0.65† | 0.56 | 0.58 | 0.15 |
| High | 0.32† | 0.19±7.98 | –0.38±7.36 | |||
| Mean change in physical limitation domain (n=78) | ||||||
| Low | 0.69±14.09 | –10.97±10.01 | –0.94±15.80 | |||
| Moderate | 23.70±23.66 | 3.25±24.77 | N/A | 0.01 | 0.09 | 0.73 |
| High | N/A | 0.35±21.97 | –1.14±19.29 | |||
*Interaction between waist circumference action levels and body mass index categories from two-way analysis of covariance models;
†SD data for these participants were not available (N/A)