A significant group * time interaction effect (P <0,05) was, on the other hand, found for PDQ-39, caused by a significant improvement for the CG during the follow-up period.
Fyrir PDQ-39 greindust marktæk víxlhrif (P <0,05) fyrir hópa * tíma sem orsakaðist af bætingu VH á eftirfylgdartímabilinu.