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Prevalence of symptomatic syringomyelia used for heritability estimation
| No. Non‐affected Individuals | No. Affected Individuals | Frequency | |
|---|---|---|---|
| In the population | 104 | 19 | 0.1544 |
| In full sib families | 17 | 9a | 0.3461 |
| In remaining populationb | 87 | 10 | 0.1031 |
The 9 individuals represent the 17 affected dogs minus the 8 index cases/propositus used for the selection of the families.
Used for calculation of chi‐square.
