From the ruler to the smartphone tasks applied to identify sleep deprivation

GIANNINA J. BELLONE; SANTIAGO A. PLANO; CAROLINA ABULAFIA; DANIEL E. VIGO; MALENA MUL FEDELE; DIEGO A. GOLOMBEK

Sleep Science

Brazilian Association of Sleep

Año: 2020

Sleep-related health disorders and fatigue represent a major public health issue worldwide. Itis estimated that 13% of work-related injuries are attributed to sleep problems. Consequencesof sleep deprivation and fatigue not only impact the person, but also can have social impact.Numerous objective tests have been designed to assess whether a person is properly rested tosafely carry out his/her job. These techniques are focused mainly on the measurement of responsetime, alertness and sustained attention proxy for sleep deprivation and fatigue, and they shouldbe properly validated. Over the last 35 years, the Psychomotor Vigilance Test has been the goldstandard widely used because it can be performed in different environments and due it operationalcharacteristics. However, validity procedures do not report detailed information about specificity,sensitivity, negative and positive predictive value. These data are essential to determine if the testis optimal for it implementation. The purpose of this review is to go over the evolution of thetechniques applied to identify sleep deprivation, starting from the basic and analog reaction test tothe most current portable and digital techniques.