Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 12 |
1.1%
|
-7 | Does not apply | 9 |
0.8%
|
0 | No obstacle | 589 |
54.2%
|
1 | Minor obstacle | 124 |
11.4%
|
2 | Moderate obstacle | 145 |
13.4%
|
3 | Major obstacle | 113 |
10.4%
|
4 | Very severe obstacle | 94 |
8.7%
|