Table 1.
Physical characteristics and blood pressures
| PLG (n = 16) | DTG (n = 14) | P value | |||||
|---|---|---|---|---|---|---|---|
| Pre | Post | Pre | Post | Group | Time | G × T | |
| Age (years) | 65 ± 4 | – | 64 ± 5 | – | NS | – | – |
| Height (cm) | 155 ± 4 | – | 156 ± 3 | – | NS | – | – |
| Body weight (kg) | 51.5 ± 1.6 | 52.0 ± 1.8** | 53.3 ± 1.9 | 54.2 ± 1.9** | NS | 0.005 | NS |
| BMI (kg/m2) | 21.4 ± 0.7 | 21.6 ± 0.7** | 21.9 ± 0.7 | 22.2 ± 0.7** | NS | 0.006 | NS |
| % Fat | 28.3 ± 1.5 | 29.1 ± 1.7* | 29.1 ± 1.5 | 30.0 ± 1.4* | NS | 0.020 | NS |
| Abdominal circumstance (cm) | 79.5 ± 2.1 | 78.9 ± 2.4 | 77.8 ± 2.2 | 77.9 ± 2.4 | NS | NS | NS |
| SBP (mmHg) | 131 ± 4 | 141 ± 5** | 130 ± 3 | 139 ± 4.4** | NS | 0.002 | NS |
| DBP (mmHg) | 77 ± 2 | 78 ± 3 | 75 ± 3 | 77 ± 3 | NS | NS | NS |
The values are the mean ± SD for age and height and mean ± SE for other variables
Significant differences from the pre-training values, *P < 0.05 and **P < 0.01
PLG placebo group, DTG dried tofu group, pre and post before and after 5-month interval walking training with placebo or dried tofu supplementation, respectively, SBP systolic blood pressure, DBP diastolic blood pressure, G × T interactive effects of group (G; PLG and DTG) and time (T; pre and post) on the variables by two-way ANOVA (analysis of variance), NS not significantly different