Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 2 |
0.3%
|
0 | No obstacle | 197 |
32.8%
|
1 | Minor obstacle | 132 |
22%
|
2 | Moderate obstacle | 100 |
16.6%
|
3 | Major obstacle | 105 |
17.5%
|
4 | Very severe obstacle | 65 |
10.8%
|