 compared police and Hospital Episode Statistics between 1996 and 2004 and concluded that although the police statistics showed a reduction in KSIs from 85.9 to 59.4 per 100,000 for the period the statistics for hospital admissions related to traffic accidents requiring hospital admission for the period did not.It concluded that the overall fall in police figures represented a fall in completeness of reporting of these injuries rather than an actual reduction of casualties.Also in 2006 a report prepared for the DfT by H.Ward "et al."