What do systematic reviews say?

Age of onset of independent walking (months) · children under six years with cerebral palsy or Down syndrome or at risk of neuromotor delay

Age of onset of walking with assistance (days in study) · children under six years with cerebral palsy or Down syndrome or at risk of neuromotor delay

Gross motor function related to walking, running and jumping (GMFM) ‐ Dimension E (%) · children under six years with cerebral palsy or Down syndrome or at risk of neuromotor delay