Eye Movement Characteristics of Cooperation Degree during Image Completion Test in Psychiatric Impairment Assessment
10.3969/j.issn.1004-5619.2017.02.009
- VernacularTitle:精神伤残鉴定者图片填充试验合作程度的眼动特征
- Author:
Junjie WANG
;
Chao LIU
;
Lu LIU
;
Shengyu ZHANG
;
Haozhe LI
;
Weixiong CAI
- Keywords:
forensic psychiatry;
expert testim ony;
patient com pliance;
eye m ovem ent;
W echsler scales;
bi-nom ial forced-choice digit m em ory test
- From:Journal of Forensic Medicine
2017;33(2):154-157,161
- CountryChina
- Language:Chinese
-
Abstract:
Objective T o explore the difference of eye m ovem ent characteristics betw een uncooperative and cooperative subjects w ith m ental disorder after cerebral traum a. Methods T hirty-nine subjects w hich needed psychiatric im pairm ent assessm ent w ere selected. A ccording to the binom ial forced-choice digit m em ory test (BFD M T),allsubjects w ere divided into cooperative and uncooperative groups. The subjects w ere asked to take the im age com pletion test from W echsler adult intelligence scale. M eanw hile, the data of eye m ovem ent track, fixation, saccade, pupil and blink w ere recorded by the track system of eye m ovem ent. Results T here w ere significantly differences (P<0.05) in the data of saccade betw een coopera-tive (10 cases) and uncooperative groups (29 cases). T he frequency, tim e, am plitude, acceleration of saccadic in uncooperative group w ere significantly higher than cooperation group. T he saccade latencies of cooperation group increased m ore than uncooperative group. T here w as a significant difference (P<0.05) in total discrete distance, average distance and total tim e of fixation betw een tw o groups, w hile the aver-age duration tim e, num ber and frequency of fixation had no significantly difference (P>0.05) betw een tw o groups. A nd the blink frequency of cooperation group w as higher than uncooperative group. Conclusion E ye m ovem ent can be an objective index for the prim ary judgm ent of cooperation level.
