The measure for angry drivers (MAD)

Abstract

Although interest in driver anger has increased over the past few decades, the scales for measuring the tendency to driving anger have remained relatively unchanged in terms of the items within them. However, in more recent studies, researchers have found it necessary to modify these instruments, sometimes considerably, suggesting that scales to measure how drivers feel about driving require updating. This paper reports two studies aimed at developing an updated measure for trait driver anger. From an initial pool of 105 items, including items related to contemporary driving contexts, a scale with 23 items and three underlying factors was derived (Study 1) and subsequently confirmed using an..