Table 2.
MO | SC | UA | PD | AD | |
---|---|---|---|---|---|
No difficulty | 0 | 0 | 0 | 0 | 0 |
Mild difficulty | 0.066 | 0.048 | 0.045 | 0.058 | 0.049 |
Moderate difficulty | 0.158 | 0.116 | 0.107 | 0.138 | 0.118 |
Severe difficulty | 0.287 | 0.210 | 0.194 | 0.252 | 0.215 |
Extremely difficult | 0.345 | 0.253 | 0.233 | 0.302 | 0.258 |