Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 22 |
2%
|
-7 | Does not apply | 20 |
1.8%
|
0 | No obstacle | 129 |
11.8%
|
1 | Minor obstacle | 273 |
24.9%
|
2 | Moderate obstacle | 407 |
37.1%
|
3 | Major obstacle | 217 |
19.8%
|
4 | Very severe obstacle | 28 |
2.6%
|