Child passenger safety laws in the United States, 1978-2010: Policy diffusion in the absence of strong federal intervention

Medicine & Life Sciences

• Safety 64%
• Child 47%
• Minors 38%
• Motor Vehicles 30%
• Action Potentials 24%
• Compliance 24%
• Communication 20%
• Public Health 19%
• Research Personnel 19%
• Guidelines 17%
• Equipment and Supplies 16%
• Morbidity 16%
• Mortality 13%
• Population 10%

Arts & Humanities

• Safety 100%
• Toddlers 18%
• Minors 18%
• Morbidity 16%
• Exemption 16%
• Legislators 15%
• Restraint 14%
• Empirical Evidence 13%
• Mortality 12%
• Policy Making 12%
• Operator 12%
• 1970s 9%
• Communication 8%

Social Sciences

• Law 57%
• exemption 17%
• state law 16%
• morbidity 15%
• motor vehicle 15%
• mortality 13%
• infant 13%
• penalty 13%
• evidence 13%
• public health 11%
• time 10%
• knowledge 10%
• citizen 9%
• communication 8%
• trend 7%
• Group 4%