| Value |
Category |
Cases |
|
| -9 |
Don't know (spontaneous) |
0 |
|
| -7 |
Does not apply |
0 |
|
| 0 |
No obstacle |
23 |
|
| 1 |
Minor obstacle |
21 |
|
| 2 |
Moderate obstacle |
30 |
|
| 3 |
Major obstacle |
33 |
|
| 4 |
Very severe obstacle |
44 |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
