Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 0 |
0%
|
0 | Not at all effective | 161 |
13.5%
|
1 | Not very effective | 139 |
11.7%
|
2 | Somewhat effective | 227 |
19.1%
|
3 | Very effective | 493 |
41.4%
|
8 | Refused | 0 |
0%
|
9 | Don't know | 171 |
14.4%
|