Emotion recognition impairments and social well-being following right-hemisphere stroke.
Katherine O'Connell, Abigail A Marsh, Dorothy Farrar Edwards and 2 others
PMID 33615994WHAT IT FOUND
Chronic right-hemisphere stroke patients with poorer emotion recognition reported losing more social activities.
This link held even after accounting for stroke severity and physical limitations. Screening for emotion recognition deficits may help identify patients at risk of social isolation.
Key findings
01Right-hemisphere stroke patients had significantly worse overall emotion recognition accuracy (38.3%) compared to controls (49.1%).
02Among stroke patients, worse emotion recognition accuracy was significantly associated with reduced retention of social activities, even after controlling for stroke severity.
03Emotion recognition accuracy correlated with current social support levels in stroke patients, but this relationship did not significantly differ from controls in regression models.
STILL TO COME
How it was doneWhat they foundWhat it means for PTsWhat it means for OTsWhat it means for SLPs
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What it does not show
The sample size was small (18 patients, 21 controls), which limits statistical power and the reliability of multivariate analyses. The study was cross-sectional, so it cannot determine if emotion recognition deficits caused social withdrawal or if pre-existing social isolation influenced post-stroke outcomes. Social support was measured as current levels rather than change since stroke, making it difficult to attribute variations specifically to the stroke event. The emotion recognition task was cognitively demanding for older adults, and control group accuracy was relatively low (49%), which complicates the definition of a clinical deficit. Patient-reported measures may be influenced by right-hemisphere stroke-related issues such as limited awareness of deficits (anosognosia) or memory problems.
Declared interests
The authors report no conflicts of interest.
The easy way to misread this
Do not assume that emotion recognition deficits are the sole cause of social isolation in right-hemisphere stroke patients. The study shows an association, but cross-sectional design and small sample size mean other factors like depression, communication deficits, or physical limitations likely contribute. Furthermore, the link to social support was not stronger in patients than controls, so emotion recognition may be a general factor in aging rather than a unique stroke-specific predictor for support networks.