Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 27 |
7.6%
|
0 | No obstacle | 198 |
56.1%
|
1 | Minor obstacle | 35 |
9.9%
|
2 | Moderate obstacle | 31 |
8.8%
|
3 | Major obstacle | 43 |
12.2%
|
4 | Very severe obstacle | 18 |
5.1%
|