Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 31 |
4%
|
-7 | Does not apply | 19 |
2.5%
|
0 | No obstacle | 425 |
55.1%
|
1 | Minor obstacle | 157 |
20.3%
|
2 | Moderate obstacle | 105 |
13.6%
|
3 | Major obstacle | 29 |
3.8%
|
4 | Very severe obstacle | 6 |
0.8%
|