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Cohen’s kappa coefficient and agreement in adults with positive Toxo-ISAGA IgM® assay.
| Assay | Number of sera | Agreement % ISAGA/other | Kappa coefficient [95% CI] |
|---|---|---|---|
| Liaison Toxo IgM® | 6,683 | 73.3 | 0.41 [0.39–0.43] |
| Architect/Alinity Toxo IgM® | 10,026 | 76.1 | 0.52 [0.50–0.53] |
| Vidas Toxo IgM® | 2,123 | 76.7 | 0.53 [0.49–0.56] |
| Platelia Toxo IgM® | 1,357 | 73.1 | 0.12 [0.08–0.16] |
| Atellica Toxo IgM® | 142 | 41.6 | 0.11 [0.05–0.18] |
