PaperPMID 15018266

A model to predict work-related fatigue based on hours of work

Venue listed2004Added Nov 9, 2026

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Authors: Gregory D. Roach, Adam Fletcher, Drew Dawson

Aviat Space Environ Med 2004;75(3 Suppl):A61–A69 (discussion A70–A74)

TL;DR

Fatigue Audit InterDyne (FAID): quantifies work-related fatigue of any duty schedule from hours of work (start/end times) as the sole input; background, conceptual basis and predictions for four workshop scenarios. Comparative accuracy is in Van Dongen 2004.

  • Form factor: software (sleep/schedule input; wrist actigraphy optional)

Abstract

Several research groups have developed models for estimating the work-related fatigue associated with shiftworkers' duty schedules. In June 2002, invited members of seven of these groups attended the Fatigue and Performance Modeling Workshop in Seattle, WA. At the workshop, each group described the background and conceptual basis of their model, and an independent party compared the models' predictions with performance and sleepiness data from five laboratory- and workplace-based scenarios. One of these models, the Fatigue Audit InterDyne (FAID), can be used to quantify the work-related fatigue associated with any duty schedule using hours of work (i.e., start/end times of work periods) as the sole input. The objectives of the current paper were to: 1) describe the background and conceptual basis of FAID; 2) present FAID-based predictions for four of the scenarios; and 3) discuss the advantages of, and possible improvements to, FAID. The analyses conducted to compare the predictive power of each model are described in detail by Van Dongen elsewhere in this issue.

Verbatim from Europe PMC (opens in a new tab) · Abstract via Europe PMC; © the authors/publisher

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Tasks & signals

Tasks

Stress

Signals

Keywords

FatigueBiomathematical Fatigue ModelFAIDWork ScheduleFRMS

How it works

How Method works: Setup → Method → TargetSetup: Signals (work hours); Form factor (software (sleep/schedule input; wrist actigraphy optional)). Method: Method. Target: Stress.SetupSignals: work hoursSignalswork hoursForm factor: software (sleep/schedule input; wrist actigraphy optional)Form factorsoftware (sleep/schedule input; wrist…MethodMethodTargetStressStress

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