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Cousin and sibling intraclass correlations (ICCs) of childhood family income exposure by age periods
| ICC (95% CI) |
||
|---|---|---|
| Childhood family income | Cousins | Siblings |
| Ages 1-5 years | 0.62 (0.62-0.63) | 0.90 (0.90-0.90) |
| Ages 6-10 years | 0.65 (0.65-0.65) | 0.90 (0.90-0.90) |
| Ages 11-15 years | 0.65 (0.64-0.65) | 0.91 (0.91-0.91) |
| Ages 1-15 years | 0.69 (0.69-0.70) | 0.96 (0.96-0.96) |
