Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
0.5%
|
0 | No obstacle | 175 |
29.2%
|
1 | Minor obstacle | 98 |
16.3%
|
2 | Moderate obstacle | 144 |
24%
|
3 | Major obstacle | 119 |
19.8%
|
4 | Very severe obstacle | 61 |
10.2%
|