... RehabilitationOpen AccessMethodology A novel method for neck coordination exercise – a pilot study on persons with chronic non-specific neck painUlrik Röijezon*1,2,3, Martin Björklund1,3, Mikael Bergenheim1,4 ... I, Richardson C: A randomized controlled trial ofAdditional file 1 Neck coordination exercise. Movie of neck coordination exercise per-formed with the novel device on a medium fast surface.Click ... characteristicsSelf-rated pain was assessed as pain at the moment andmeasured within a week before the day of testing on a blank 100 mm visual analogue scale (VAS), on which 0 mmcorresponds...