Table 1: Head Injury by Helmet Use Among Fatally Injured Motorcyclists, 2000-2002

Helmet Use Head Injury (Yes No) Total
Yes 1,545 [35%]2,867[65%]4,412 [100%]
No 1,955 [51%]1,874 [49%]3,829 [100%]
Unknown 126 [42%]172 [58%]298 [100%]
Total 3,626 [42%]4,913 [57%]8,539 [100%]
Source: NCSA FARS 2000-2002, CDC Multiple Cause of Death Linked Files