Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1.1%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 241 |
66.9%
|
1 | Minor obstacle | 45 |
12.5%
|
2 | Moderate obstacle | 48 |
13.3%
|
3 | Major obstacle | 17 |
4.7%
|
4 | Very severe obstacle | 4 |
1.1%
|