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Spearman rank correlation matrix of the gap effect of the baby cohort for all different age groups and the teenage cohort
| 10 months | 3 years | 6 years | 9 years | |
|---|---|---|---|---|
| 5 months | r = .18, p < .001 | r = .04, p = .30 | r = − .01, p = .92 | – |
| 10 months | – | r = .10, p = .01 | r < .01, p = .99 | – |
| 3 years | – | – | r = .04, p = .63 | – |
| 12 years | – | – | - | r = .04, p = .61 |
