Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.2%
|
-7 | Does not apply | 18 |
1.8%
|
0 | No obstacle | 207 |
20.7%
|
1 | Minor obstacle | 186 |
18.6%
|
2 | Moderate obstacle | 244 |
24.4%
|
3 | Major obstacle | 281 |
28.1%
|
4 | Very severe obstacle | 63 |
6.3%
|