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Are There Individual Differences in Airplane Safety Briefing Card Comprehension?
DescriptionAirplane safety briefing cards are legally required safety communications, yet previous research suggests that passenger comprehension may be below acceptable standards. This study replicated and extended prior briefing card comprehension research by examining whether individual differences beyond domain-specific knowledge predicted misunderstanding of these materials. Results showed that comprehension was poor overall (e.g., 3 of 48 cards met the 85% ISO standard). Risk literacy, measured by the Berlin Numeracy Test, was the strongest predictor of comprehension, accounting for substantially more variance in comprehension scores than cabin safety knowledge. No other individual difference measure significantly predicted comprehension. These findings suggest that vulnerabilities in briefing card comprehension may be systematically related to how people construct their cognitive representations of the safety information, and may therefore be reducible through targeted interventions (e.g., procedural scaffolding of sequential graphics).