Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 15 |
4.3%
|
-7 | Does not apply | 52 |
14.8%
|
0 | No obstacle | 249 |
70.7%
|
1 | Minor obstacle | 17 |
4.8%
|
2 | Moderate obstacle | 9 |
2.6%
|
3 | Major obstacle | 7 |
2%
|
4 | Very severe obstacle | 3 |
0.9%
|