Table 1.
Comparative accuracy between dried blood spots on filter paper and venous blood samples collected in tubes for laboratory use to validate a collection and serological screening method for HIV, HTLV, HBV, HCV, Treponema pallidum and Toxoplasma gondii in pregnant women, Lauro de Freitas, Bahia, 2009–2010.
| Parameters | Agent serology |
|||||
|---|---|---|---|---|---|---|
| HTLV | HBV | Treponema palliduma | Toxoplasma gondiia | HCV | HIV | |
| Sensitivity (%) (95% CI) |
100.0 (20.6–100) |
100.0 (34.2–100) |
100.0 (43.8–100) |
92.3 (66.7–98.6) |
NEb | NEb |
| Specificity (%) (95% CI) |
100 (99.4–100) |
100 (99.4–100) |
100 (99.2–100) |
99.9 (99.2–100) |
100 (99.3–100) |
100 (99.3–100) |
| Diagnostic accuracy (%) (95% CI) |
100 (99.4–100) |
100 (99.4–100) |
100 (99.3–100) |
99.7 (98.9–99.9) |
100 (99.3–100) |
100 (99.3–100) |
a
IgM reagent.
b
NE, not evaluated.