Table 2 Basic information of the experimental and control groups
| Â | Experimental group (n = 29) | Control group (n = 28) |
|---|---|---|
Gender | ||
 Male | 9 | 6 |
 Female | 9 | 10 |
 Total | 18 | 16 |
Age, mean (range) | 64.56 (32–88 years) | 67.75 (49–80 years) |
| Â | Experimental group (n = 29) | Control group (n = 28) |
|---|---|---|
Gender | ||
 Male | 9 | 6 |
 Female | 9 | 10 |
 Total | 18 | 16 |
Age, mean (range) | 64.56 (32–88 years) | 67.75 (49–80 years) |