Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
1.3%
|
0 | No obstacle | 147 |
61.3%
|
1 | Minor obstacle | 42 |
17.5%
|
2 | Moderate obstacle | 28 |
11.7%
|
3 | Major obstacle | 16 |
6.7%
|
4 | Very severe obstacle | 4 |
1.7%
|