Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
0.4%
|
-7 | Does not apply | 3 |
0.3%
|
0 | No obstacle | 328 |
32.7%
|
1 | Minor obstacle | 248 |
24.8%
|
2 | Moderate obstacle | 125 |
12.5%
|
3 | Major obstacle | 191 |
19.1%
|
4 | Very severe obstacle | 103 |
10.3%
|