The severity of visual hemineglect follows a bimodal frequency distribution.

Abstract:

:The purpose of this study was to determine whether the severity of visual hemineglect follows a unimodal or bimodal frequency distribution. Seventy-seven consecutive patients with a unilateral cerebral infarct (36 left- and 41 right-hemisphere lesions) were evaluated. The severity of neglect was measured as the number of omissions on a line cancellation task. The frequency distribution of the number of lines omitted was bimodal following right lesions. One group of patients showed no or only mild neglect, whereas other patients showed severe neglect. Very few patients showed neglect of intermediate severity. The frequency distribution following left lesions was unimodal. Most patients exhibited no or only mild neglect. These results suggest that, following right lesions, the dichotomy regarding the severity of neglect is real and cannot be explained by observers' tendency to categorize.

journal_name

Brain Cogn

journal_title

Brain and cognition

authors

Plourde G,Joanette Y,Fontaine FS,Laplante L,Renaseau-Leclerc C

doi

10.1006/brcg.1993.1010

subject

Has Abstract

pub_date

1993-03-01 00:00:00

pages

131-9

issue

2

eissn

0278-2626

issn

1090-2147

pii

S0278262683710109

journal_volume

21

pub_type

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