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Table 4 Themes and subthemes of the fatigue experience in PIFS

From: Fatigue in adults with post-infectious fatigue syndrome: a qualitative content analysis

Themes

Subthemes

PIFS fatigue as an all-pervasive state

Loss of vitality

Dimensions of fatigue and concomitant symptoms

Awakening fatigue

Physical fatigue

Emotional fatigue

Wired but tired

Brain fog

Weird body

Other characteristics of fatigue

Post-exertional malaise and symptom flare-up

Fluctuations and relapses

Crashes

Lack of stamina

Prolonged restitution time

Beyond time

Altered self and body relationship

Interactive relationship between fatigue dimensions

Mechanisms triggering fatigue and symptom flare-ups

Physical triggers

Cognitive triggers

Emotional triggers

Neurological triggers

Social triggers

Financial triggers

Pressure on oneself and from others