Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 33 |
2.7%
|
-7 | Does not apply | 20 |
1.6%
|
0 | No obstacle | 795 |
64.2%
|
1 | Minor obstacle | 136 |
11%
|
2 | Moderate obstacle | 131 |
10.6%
|
3 | Major obstacle | 61 |
4.9%
|
4 | Very severe obstacle | 63 |
5.1%
|