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The Measure of Human Error: Direct and Indirect Performance Shaping Factors

Description: The goal of performance shaping factors (PSFs) is to provide measures to account for human performance. PSFs fall into two categories—direct and indirect measures of human performance. While some PSFs such as “time to complete a task” are directly measurable, other PSFs, such as “fitness for duty,” can only be measured indirectly through other measures and PSFs, such as through fatigue measures. This paper explores the role of direct and indirect measures in human reliability analysis (HRA) and… more
Date: August 1, 2007
Creator: Boring, Ronald L.; Griffith, Candice D. & Joe, Jeffrey C.
Partner: UNT Libraries Government Documents Department
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