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The Oklahoma Highway Safety Office gathers information on all crashes in the state and categorizes by a number of variables, shown below. Explore by topic below, or visit our program area-specific fact sheets. 

Impaired Driving
Occupant Protection
Motorcycle Safety
Distracted Driving 


Oklahoma KABCO Scale for Coding Injury Severity

INJURY CODE
SCALE
DEFINITION
COLOR
5 - Fatal Injury
K
If the person is fatally injured (death occurs within 30 days of the date of the collision).
Black
4 - Incapacitating Injury
A
Any injury, other than a fatal injury, which prevents the injured person from walking, driving or normally continuing the activities the person was capable of performing before the injury occurred.
Red
3 - Non-incapacitating injury
B
Any injury, other than a fatal injury or an incapacitating injury, which is evident to observers at the scene of the accident in which the injury occurred.
Yellow
2 - Possible Injury
C
Any injury which is reported by the person or are indicated by his/her behavior, but no wounds or injuries are readily evident.
Green
1 - No Injuries
O
If the person has no injuries.
Blue
9 - Unknown (2007 to present)
U
If injury severity is unknown.
N/A
0 - Not Applicable (2007 to present)


N/A

Source: Oklahoma Traffic Collision Report Instruction Manual 2011