Table 1.
Technique | Equivocal zonea or cutoff value for indicated assay |
|||
---|---|---|---|---|
Toxo IgG (IU/ml) | Toxo IgM (index) | Toxo IgG avidity (index) | Toxo IgA (index) | |
Advia Centaur | 10 | 0.9 | ||
Architect | 1.6–2.9 | 0.50–0.59 | 0.50–0.59 | |
AxSYM | 2–2.9 | 0.5–0.6 | ||
Cobas | 6 | |||
Dye test | 2 | |||
Elecsys | 1–2.9 | 0.8–0.9 | ||
Enzygnost | 4 | Determined for each plate | ||
HSDA | 1–5 | |||
ICT | 3 | 2 | ||
Immunofluorescence | 6 or 8 | 1/40 | ||
ISAGA | 6–8 | 6–8 | ||
Liaison | 7.2–8.7 | 6.0–7.9 | ||
Platelia | 6–8.9 | 0.8–0.9 | 0.40–0.49 | 6–8.9 |
Toxo screen DA | 1–3 | |||
Vidas | 4–7.9 | 0.55–0.64 | 0.20–0.29 | |
Vidia | 3–4.9 | 0.68–0.99 |
In the equivocal zone, the lower value is the limit of negativity, and the higher value is the limit of positivity.