Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 2 |
0.3%
|
0 | No obstacle | 213 |
36%
|
1 | Minor obstacle | 79 |
13.3%
|
2 | Moderate obstacle | 58 |
9.8%
|
3 | Major obstacle | 121 |
20.4%
|
4 | Very severe obstacle | 119 |
20.1%
|