Group trajectories of change in serial WHIM ratings categorised by PDOC status at discharge. Group trajectories of change in serial WHIM ratings categorised by PDOC status at discharge. Figure shows the progression of the mean Most Advanced Behaviour and Total Number of Behaviours on serial ratings over time, grouped by patient status at discharge. Patient numbers for whom data were recorded each month are shown in the table. Where patients had either been discharged or WHIM recording had ceased, the final WHIM scores were carried forward. MCS, minimally conscious state; MCS−, MCS-Minus; MCS+, MCS-Plus; PDOC, prolonged disorders of consciousness; VS, vegetative state; WHIM, Wessex Head Injury Matrix. Lynne Turner-Stokes et al. BMJ Open 2015;5:e006051 ©2015 by British Medical Journal Publishing Group