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Maternal T. gondii IgM seropositivity in childhood autism cases and matched controls
| IgM by category [Range (S/CO)] |
Cases (n, %) (n=874) |
Controls (n, %) (n=874) |
OR (95% CI) | P |
|---|---|---|---|---|
| Seronegative, < 0.5 | 866 (99.08) | 854 (97.71) | 1 | NA |
| Seropositive, ≥ 0.5 | 8 (0.92) | 20 (2.29) | 0.40 (0.18 – 0.91) | 0.03 |
Abbreviations: IgM, immunoglobulin M; CI, confidence interval; OR, odds ratio
