Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 352 |
58.7%
|
1 | Minor obstacle | 134 |
22.3%
|
2 | Moderate obstacle | 76 |
12.7%
|
3 | Major obstacle | 29 |
4.8%
|
4 | Very severe obstacle | 7 |
1.2%
|