Development of type 2a hips on person level^a.

<p>^a If a child had hips with different morphologies, the worse hip counted (N=number of children); ^b Numbers in brackets: (X/Y) X=control, Y=treat. Abbreviation: FU, Follow-up visit; ^c 4^th FU not visualized (2 children with type 1 hips).</p

Development of type D hips on person level^a.

<p>^a If a child had hips with different morphologies, the worse hip counted (N=number of children); ^b Numbers in brackets: (X/Y) X=control, Y=treat. Abbreviation: FU, Follow-up visit.</p

Development of type 2a hips on hip level^a.

<p>^a Any hip (N=number of hips); ^b Numbers in brackets: (X/Y) X=control, Y=treat. Abbreviation: FU, Follow-up visit; ^c 4^th FU not visualized (3 children with type 1 hips).</p