A multi-segment supportive belt assembly for reducing displacement of one or more orthotic devices on the lower extremities of a user. The supportive belt comprises a first group of segments including a plurality of linking segments linking the supportive belt assembly to the anatomical structure of the user, and a second group of segments including, for each lower extremity, at least one lateral segment connecting adjacent linking segments, the at least one lateral segment being longitudinally aligned with the users hips, at least one of the lateral segments being adapted to be connected to the one or more orthotic devices.