Case | ELISA (actual titre) | ELISA (positive v negative) | Western Blot | ||
---|---|---|---|---|---|
 | Serum | CSF | Serum | CSF |  |
1 | 1:100 | 1:800 | Positive | Positive | Positive |
2 | Negative | 1:200 | Negative | Positive | Positive |
3 | 1:800 | 1:6,400 | Positive | Positive | Positive |
4 | Negative | 1:100 | Negative | Positive | Positive |
5 | N/A | 1:200 | N/A | Positive | N/A |
6 | Negative | 1:800 | Negative | Positive | Positive |
7 | 1:100 | 1:200 | Positive | Positive | Positive |
8 | Negative | 1:400 | Negative | Positive | Positive |
9 | N/A | 1:400 | N/A | Positive | Positive |
10 | 1:200 | 1:6,400 | Positive | Positive | N/A |
11 | N/A | 1:3,200 | N/A | Positive | N/A |
12 | 1:12,800 | 1:6,400 | Positive | Positive | Positive |
13 | 1:400 | 1:1,600 | Positive | Positive | N/A |
14 | 1:800 | 1:1,600 | Positive | Positive | Positive |
15 | 1:25,600 | 1:51,200 | Positive | Positive | N/A |
16 | 1:100 | 1:100 | Positive | Positive | Positive |
17 | 1:100 | 1:400 | Positive | Positive | Positive |
18 | 1:100 | 1:200 | Positive | Positive | Positive |
19 | 1:400 | 1:200 | Positive | Positive | N/A |
20 | Negative | Negative | Negative | Positive | Positive |
21 | Negative | N/A | Negative | N/A | Positive |
22 | Negative | Negative | Negative | Negative | N/A |
Positive (%) | 63% | 90% | 63% | 90% | 100% |