Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 6 |
1%
|
-7 | Does not apply | 2 |
0.3%
|
0 | No obstacle | 118 |
19.7%
|
1 | Minor obstacle | 148 |
24.7%
|
2 | Moderate obstacle | 132 |
22.1%
|
3 | Major obstacle | 150 |
25.1%
|
4 | Very severe obstacle | 42 |
7%
|