Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 23 |
1.6%
|
-7 | Does not apply | 43 |
3%
|
0 | No obstacle | 611 |
42.3%
|
1 | Minor obstacle | 245 |
16.9%
|
2 | Moderate obstacle | 221 |
15.3%
|
3 | Major obstacle | 127 |
8.8%
|
4 | Very severe obstacle | 176 |
12.2%
|