The Impact of Connectedness on Hemispatial Neglect
Author Information
Author(s): Tian Yanghua, Huang Yan, Zhou Ke, Humphreys Glyn W., Riddoch M. Jane, Wang Kai
Primary Institution: Department of Neurology, the First Hospital of Anhui Medical University
Hypothesis
Does connectedness influence the perception of chimeric figures in patients with hemispatial neglect?
Conclusion
Connectedness negatively affects the ability of neglect patients to identify the left side of chimeric figures.
Supporting Evidence
- Patients performed better when chimeric halves were separated by a gap.
- Connectedness led to a decrease in performance for identifying the left side of chimeric figures.
- The study included both simple and complex stimuli to assess the effects of connectedness.
Takeaway
When two halves of a picture are connected, people with certain brain injuries have a harder time seeing one side, but if there's a gap, they can see it better.
Methodology
Two experiments were conducted manipulating connectedness in chimeric figures to assess performance in patients with left unilateral neglect.
Potential Biases
Potential biases may arise from the small sample size and the specific patient demographics.
Limitations
The study only included a small sample size of patients with left unilateral neglect.
Participant Demographics
10 patients (9 males, 1 female) with left unilateral neglect, all right-handed.
Statistical Information
P-Value
0.007
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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