| Placebo group | GK-1 group | p-value |
Number of subjects (Male: Female) | 50 (23:27) | 48 (19:26) | 0.713 |
Age (y) | 45.1 ± 1.5 | 44.6 ± 1.7 | 0.823 |
Height (cm) | 165.2 ± 1.2 | 165.9 ± 1.4 | 0.695 |
Body weight (kg) | 59.2 ± 1.4 | 60.5 ± 1.9 | 0.561 |
BMI | 21.6 ± 0.4 | 21.8 ± 0.4 | 0.807 |
Systolic blood pressure (mmHg) | 117.7 ± 2.3 | 116.4 ± 2.2 | 0.690 |
Diastolic blood pressure (mmHg) | 72.7 ± 1.7 | 71.5 ± 1.6 | 0.609 |