Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
1.3%
|
-7 | Does not apply | 20 |
8.6%
|
0 | No obstacle | 152 |
65.2%
|
1 | Minor obstacle | 15 |
6.4%
|
2 | Moderate obstacle | 12 |
5.2%
|
3 | Major obstacle | 27 |
11.6%
|
4 | Very severe obstacle | 4 |
1.7%
|