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Results with different techniques for legionellosis in 116 patients
| Result | No. of patients |
||||||
|---|---|---|---|---|---|---|---|
| Antigenuria detection | ELISA for IgM | ELISA for IgG + IgM | IFA for IgM | IFA for IgG | IFA for IgA | IFA for poly- immunoglobulin | |
| Positive | 57 | 81 | 66 | 54 | 45 | 19 | 54 |
| Negative | 50 | 31 | 55 | 51 | 26 | 36 | 18 |
| Uncertain | 2 | 3 | 1 | 1 | |||
| Not done | 9 | 2 | 2 | 10 | 45 | 60 | 44 |
| % Sensitivity (95% confidence interval) | 53.3 (43.4-63.0) | 72.3 (63.1-80.1) | 60.5 (45.2-63.6) | 51.4 (41.4-61.3) | 63.4 (51.1-74.5) | 34.5 (22.2-48.6) | 75.0 (63.4-84.5) |
