TABLE 2.
Comparison of HSV-2 type-specific seroassays in sera from female prostitutes (n = 194)
| gG-2-based EIA(s) | gG-2-based commercial immunoblot
|
No. of sera positive by IhW/no. retested | ||||
|---|---|---|---|---|---|---|
| Yielding positive result | Yielding equivocal result | Yielding negative result | No. of sera | Resulta | No. of sera | |
| Eu2, Gu2, Ra2 | 52 | Pos | 51 | 14/14b | ||
| Neg | 1 | 1/1 | ||||
| Eu2, Gu2 | Ra2 | 6 | Pos | 6 | 6/6 | |
| Eu2, Gu2 | Ra2 | 30 | Pos | 27 | 26/27 | |
| Neg | 3 | 1/3 | ||||
| Eu2 | Gu2 | Ra2 | 1 | Pos | 1 | 1/1 |
| Eu2 | Gu2, Ra2 | 13 | Pos | 5 | 5/5 | |
| Neg | 8 | 2/8 | ||||
| Gu2 | Ra2, Eu2 | 1 | Neg | 1 | 0/1 | |
| Ra2 | Gu2 | Eu2 | 1 | Neg | 1 | 1/1 |
| Ra2 | Eu2, Gu2 | 4 | Neg | 4 | 0/4 | |
| Eu2 | Gu2, Ra2 | 1 | Neg | 1 | 1/1 | |
| Ra2 | Eu2, Gu2 | 1 | Neg | 1 | 0/1 | |
| Eu2, Gu2, Ra2 | 84 | Neg | 84 | 1/81c | ||
a
Pos, positive; neg, negative.
b
Sera were tested when the in-house confirmatory assay was evaluated.
c
Only HSV-positive sera (n = 81) were retested with the in-house confirmatory assay.