De patienter, der fik placebo i år 2, havde en gennemsnitlig stigning på 4% sammenlignet med baseline, men der var sket et lille fald i forhold til status efter 12 måneders Preotactbehandling.
For the patients who received placebo during the second year, the mean percent increase was 4.1% compared to baseline, but had decreased slightly compared to the end of 12 months of Preotact treatment.