![]() ![]() As a result, the sustained attention system of the brain is an important factor in lapses of attention ( Posner & Petersen, 1990). In contrast, selective attention subserves an executive component of attention and is involved when performing more complex cognitive tasks ( Sarter, Givens, & Bruno, 2001). Sustained attention is the ability to maintain consistent behavioral responses during continuous and repetitive activity and represents a basic attentional function that determines the efficacy of the higher aspects of attention (e.g., selective attention). Posner and Petersen (1990) propose at least three major interrelated components of attention: orienting, selection, and sustained. Continuous performance tests, Neuropsychological assessment, Attention, Traumatic brain injury IntroductionĪttention is considered to be a multi-faceted cognitive ability underlying mental information processing and supported by an interrelated network of neuroanatomical structures ( Riccio, Reynolds, Lowe, & Moore, 2002).
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