The Effect of Motorcycle Helmet Use on the Probability
of Fatality and the Severity of Head And Neck Injuries

Appendix B

Equation 1Equation 2
VariableFormulaFormula
Constant-0.13-0.13
H-0. 066-0.075
HI0.00350.0040
K10.0000056
K20.0000031
BA0.00360.0047
A0.000920.00090
EA-0.013-0.017
EX-0.00017-0.00011

© Copyright Jonathan P. Goldstein Ph.D. 1986. All Rights Reserved.