Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 23 |
2.2%
|
-7 | Does not apply | 82 |
8%
|
0 | No obstacle | 585 |
56.9%
|
1 | Minor obstacle | 168 |
16.3%
|
2 | Moderate obstacle | 91 |
8.9%
|
3 | Major obstacle | 64 |
6.2%
|
4 | Very severe obstacle | 15 |
1.5%
|