Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 2 |
0.2%
|
0 | No obstacle | 278 |
23.2%
|
1 | Minor obstacle | 119 |
9.9%
|
2 | Moderate obstacle | 148 |
12.3%
|
3 | Major obstacle | 264 |
22%
|
4 | Very severe obstacle | 389 |
32.4%
|