Volume 14, Number 2—February 2008
Research
Diagnosis of Cystic Echinococcosis, Central Peruvian Highlands
Table 2
Frequency of seropositive results among persons with cystic echinococcosis–positive ultrasonography and radiography imaging results, central Peruvian Highlands*
Antigen | Ultrasonography,† % (95% CI) |
Radiography‡ | Overall,§ % (95% CI) |
||
---|---|---|---|---|---|
With calcification | Without calcification | With calcification | Without calcification | ||
IBCF | 35.7 (21.6–52) | 47.1 (23–72.2) | 22.2 (2.8–60) | 32.7 (20–47.5) | 34.6 (17.2–55.7) |
rEpC1-GST | 16.7 (7–31.3) | 29.4 (10.3–56) | 33.3 (7.5–70) | 18.4 (8.8–32) | 26.9 (11.6–47.8) |
*CI, confidence interval; IBCF, antigen was bovine hydatid cyst fluid; rEpC1-GST, antigen was recombinant EpC1 glutathione S-transferase.
†Frequency of positive abdominal ultrasonographic results.
‡Frequency of positive chest radiographic results.
§Ultrasonography, radiography, or both.