Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1.1%
|
-7 | Does not apply | 15 |
4.2%
|
0 | No obstacle | 187 |
53%
|
1 | Minor obstacle | 54 |
15.3%
|
2 | Moderate obstacle | 60 |
17%
|
3 | Major obstacle | 27 |
7.6%
|
4 | Very severe obstacle | 6 |
1.7%
|