Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 46 |
4.2%
|
-7 | Does not apply | 25 |
2.3%
|
0 | No obstacle | 82 |
7.5%
|
1 | Minor obstacle | 223 |
20.3%
|
2 | Moderate obstacle | 380 |
34.7%
|
3 | Major obstacle | 249 |
22.7%
|
4 | Very severe obstacle | 91 |
8.3%
|