Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 1 |
0.1%
|
0 | Not at all effective | 87 |
7.3%
|
1 | Not very effective | 340 |
28.3%
|
2 | Somewhat effective | 436 |
36.3%
|
3 | Very effective | 221 |
18.4%
|
9 | Don't know | 115 |
9.6%
|
98 | Refused | 0 |
0%
|