Stressful life events are associated with self-reported fatigue and depressive symptoms in patients with mild traumatic brain injury.
Kaisa Mäki, Taina Nybo, Marja Hietanen and 4 others
PMID 38436399WHAT IT FOUND
Patients with mild brain injury did not differ from patients with ankle fracture in reported fatigue or depressive symptoms.
In the mild brain injury group, more recent stressful life events were associated with more reported fatigue and depressive symptoms.
Key findings
01Patients with mild traumatic brain injury who reported more stressful life events also reported more fatigue and depressive symptoms.
02Fatigue and depressive symptoms did not differ between patients with mild traumatic brain injury and patients with ankle fracture.
03In patients with mild traumatic brain injury, major personal illness or injury was associated with more fatigue and depressive symptoms, and job loss or major financial difficulty was associated with more depressive symptoms.
STILL TO COME
How it was doneWhat they foundWhat it means for OTs
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What it does not show
The study measured associations at one 3-month assessment, so it cannot show that stressful life events caused fatigue or depressive symptoms, or that symptoms caused reporting of events. The sample was referred to a brain injury outpatient clinic and had a high proportion of MRI-positive findings; patients who did not complete the assessment were more often MRI-negative, so results may not apply to people with milder traumatic brain injury. The ankle fracture comparison group was small (34 patients), which made it harder to detect differences or associations in that group. Stressful life events were asked about the last 12 months without separating events before and after the brain injury, and participants did not rate how significant each event was. The fatigue measure did not separate mental from physical fatigue, and fatigue and depressive symptoms overlap conceptually. Sleeping problems and physical injuries were not examined.
Declared interests
The authors declared no conflicts of interest.
The easy way to misread this
Do not conclude that stressful life events cause fatigue or depression after mild traumatic brain injury. The study measured associations at 3 months and did not separate events before and after injury, so direction is unknown.