Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.1%
|
-7 | Does not apply | 17 |
1.7%
|
0 | No obstacle | 187 |
18.4%
|
1 | Minor obstacle | 146 |
14.3%
|
2 | Moderate obstacle | 214 |
21%
|
3 | Major obstacle | 262 |
25.7%
|
4 | Very severe obstacle | 192 |
18.8%
|