Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0%
|
-7 | Does not apply | 1 |
0%
|
0 | No obstacle | 1658 |
61.5%
|
1 | Minor obstacle | 493 |
18.3%
|
2 | Moderate obstacle | 283 |
10.5%
|
3 | Major obstacle | 144 |
5.3%
|
4 | Very severe obstacle | 117 |
4.3%
|