| Value | Category | Cases | |
|---|---|---|---|
| 1 | Refused to answer | 0 |
0%
|
| 2 | Don't know | 0 |
0%
|
| 3 | None | 1780 |
43.7%
|
| 4 | Mild | 1331 |
32.7%
|
| 5 | Moderate | 675 |
16.6%
|
| 6 | Severe | 269 |
6.6%
|
| 7 | Extreme or cannot do | 13 |
0.3%
|
| Missing value | 1 |
0%
|