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Replication cohorts
| Iowa LI | Colorado RD | Italy RD | |
|---|---|---|---|
| Cohort-type | Case–control | Family-based | Family-based |
| Number of subjects | 428 | 1,188 | 878 |
| Number of families | N/A | 292 | 304 |
| Disorder | LI | RD | RD |
| Analysis | SVS | TDT (PLINK) | TDT (PLINK) |
| Association conditioned on: | Case–control status | Case–control status, discriminant score | Case–control status |
| Case status determined by: | Composite score on language measures | Composite discriminant score on reading tasks | Text-, single-word, or non-word reading tasks |
