Middel ± SD- ændringen i kronologisk alder var 5, 1 ± 3, 0 år, og middel ± SD- ændringen i knoglealder var 5, 8 ± 2, 9 år.
The mean ± SD change in chronological age was 5.1 ± 3.0 years and the mean ± SD change in bone age was 5.8 ± 2.9 years.