Sex—Preponderance of males; difference mainly the result of behavioral characteristics, especially aggression
Temperament—Children with difficult temperament profile, especially persistence, high activity level, and negative reactions to new situations
Stress—Predisposes children to increased risk taking and self-destructive behavior; general lack of self-protection
Alcohol and drug use—Associated with higher incidence of motor vehicle injuries, drownings, homicides, and suicides
History of previous injury—Associated with increased likelihood of another injury, especially if initial injury required hospitalization
Developmental characteristics
• Mismatch between child’s developmental level and skill required for activity (e.g., all-terrain vehicles)
• Natural curiosity to explore environment
• Desire to assert self and challenge rules
• In older child, desire for peer approval and acceptance
Cognitive characteristics (age specific)
• Infant—Sensorimotor: explores environment through taste and touch
• Young child—Object permanence: actively searches for attractive object; cause and effect: lacks awareness of consequential dangers; transductive reasoning: may fail to learn from experiences (e.g., perceives falling from a step as a different type of danger from climbing a tree); magical and egocentric thinking: is unable to comprehend danger to self or others
• School-age child—Transitional cognitive processes: is unable to fully comprehend causal relationships; attempts dangerous acts without detailed planning regarding consequences
• Adolescent—Formal operations: is preoccupied with abstract thinking and loses sight of reality; may lead to feeling of invulnerability
Anatomic characteristics (especially in young children)
• Large head—Predisposes to cranial injury
• Large spleen and liver with wide costal arch—Predisposes to direct trauma to these organs
• Small and light body—May be thrown easily, especially inside a moving vehicle
Other factors—Poverty, family stress (e.g., maternal illness, recent environmental change), substandard alternative child care, young maternal age, low maternal education, multiple siblings |