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Road Safety Perception Questionnaire (RSPQ) in Latin America: A Development and Validation Study.
Fabricio Esteban Espinoza Molina1,2, Blanca Del Valle Arenas Ramirez1, Francisco Aparicio Izquierdo1
1Institute of Automobile Research Francisco Aparicio Izquierdo (INSIA), Universidad Politécnica de Madrid (UPM), 28031 Madrid, Spain.
Summary
This study developed and validated the Road Safety Perception Questionnaire (RSPQ) for Latin America. The RSPQ is a reliable tool for assessing drivers' road safety perceptions across multiple dimensions.
Area of Science:
- Road safety research
- Psychometrics
- Transportation safety
Background:
- Lack of validated instruments for assessing drivers' road safety perception in Latin America.
- Need for comprehensive tools to understand factors influencing road safety.
- Public bodies require reliable data on driver perceptions.
Purpose of the Study:
- To design and validate a comprehensive Road Safety Perception Questionnaire (RSPQ).
- To establish a psychometrically sound instrument for measuring driver perceptions.
- To address the gap in validated road safety assessment tools in the region.
Main Methods:
- Literature review and expert consultation for item selection.
- Pilot testing for questionnaire refinement.
- Confirmatory Factor Analysis (CFA) on a sample of 736 Ecuadorian drivers.
- Assessment of reliability and construct validity.
Main Results:
- The RSPQ demonstrated a clear factorial structure with high item loadings.
- The 41-item, six-dimension model showed excellent fit indices.
- The instrument exhibited good internal consistency and construct validity.
- Dimensions include human factors, vehicle, infrastructure, regulations, socioeconomic factors, and precautions.
Conclusions:
- The developed RSPQ is a valid and reliable instrument.
- It can be effectively used to assess drivers' perception of road safety.
- Provides a foundational tool for future road safety research and interventions in Latin America.
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