A patient support comprising a frame, a deck supported by the frame, a mattress supported by the deck, an actuator configured to move at least one of a portion of the frame and a portion of the deck, and a control configured to control movement of the actuator, the control including a control member and a field sensor configured to detect a change in a field caused by a change in position of the control member to control operation of the actuator based upon the change in position of the control member.