Siderail and control unit therefor

An occupant support apparatus includes a frame and an occupant support deck above which an occupant is supportable. A siderail has a raised position in which at least a portion of the siderail is higher in elevation than the patient support deck. The siderail includes a recess . The occupant support also includes a control unit having user inputs configured to be engaged by a user. The control unit is movable relative to the siderail between a first position in which at least a majority of the patient control unit is received in the recess and a second position in which at least a majority of the control unit resides outside the recess and extends past a perimeter of the siderail. In one embodiment the control unit also has an upper portion , which is pivotable about a generally vertical axis.