Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 48 |
8%
|
1 | Minor obstacle | 45 |
7.5%
|
2 | Moderate obstacle | 105 |
17.5%
|
3 | Major obstacle | 191 |
31.8%
|
4 | Very severe obstacle | 211 |
35.2%
|