Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
1.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 63 |
41.7%
|
1 | Minor obstacle | 52 |
34.4%
|
2 | Moderate obstacle | 19 |
12.6%
|
3 | Major obstacle | 13 |
8.6%
|
4 | Very severe obstacle | 2 |
1.3%
|