| Group | Variable | n | Mean | Standard deviation | p-value | 
| GI | VMI | 10 | 13.00 | 2.40 | 0.021* | 
| 
 | VP | 10 | 18.70 | 4.27 | 
 | 
| 
 | MC | 10 | 19.20 | 3.19 | 
 | 
| GII | VMI | 10 | 13.50 | 2.12 | 0.003* | 
| 
 | VP | 10 | 19.70 | 3.09 | 
 | 
| 
 | MC | 10 | 21.60 | 3.69 | 
 | 
| GIII | VMI | 10 | 17.10 | 2.85 | 0.003* | 
| 
 | VP | 10 | 20.30 | 3.53 | 
 | 
| 
 | MC | 10 | 24.30 | 2.00 | 
 | 
| GIV | VMI | 10 | 20.50 | 3.75 | 0.016* | 
| 
 | VP | 10 | 24.90 | 3.67 | 
 | 
| 
 | MC | 10 | 25.90 | 4.25 | 
 | 
| GV | VMI | 10 | 16.40 | 3.47 | 0.001* | 
| 
 | VP | 10 | 22.40 | 3.10 | 
 | 
| 
 | MC | 10 | 23.20 | 4.71 | 
 |