Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 6 |
1.7%
|
0 | No obstacle | 70 |
19.8%
|
1 | Minor obstacle | 56 |
15.9%
|
2 | Moderate obstacle | 46 |
13%
|
3 | Major obstacle | 79 |
22.4%
|
4 | Very severe obstacle | 95 |
26.9%
|