KMID : 0605620110180040239
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Journal of Korean Society of Biological Psychiatry 2011 Volume.18 No. 4 p.239 ~ p.244
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Alexithymia and the Recognition of Facial Emotion in Schizophrenic PatientsOBJECTIVES: Schizophrenic patients have been shown to be impaired in both emotional self-awareness and recognition of others¡¯ facial emotions. Alexithymia refers to the deficits in emotional self-awareness. The relationship between alexithymia and recognition of others¡¯ facial emotions needs to be explored to better understand the characteristics of emotional deficits in schizophrenic patients. METHODS: Thirty control subjects and 31 schizophrenic patients completed the Toronto Alexithymia Scale-20-Korean version (TAS-20K) and facial emotion recognition task. The stimuli in facial emotion recognition task consist of 6 emotions (happiness, sadness, anger, fear, disgust, and neutral). Recognition accuracy was calculated within each emotion category. Correlations between TAS-20K and recognition accuracy were analyzed. RESULTS: The schizophrenic patients showed higher TAS-20K scores and lower recognition accuracy compared with the control subjects. The schizophrenic patients did not demonstrate any significant correlations between TAS-20K and recognition accuracy, unlike the control subjects. CONCLUSIONS: The data suggest that, although schizophrenia may impair both emotional self-awareness and recognition of others¡¯ facial emotions, the degrees of deficit can be different between emotional self-awareness and recognition of others¡¯ facial emotions. This indicates that the emotional deficits in schizophrenia may assume more complex features.
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Noh Jin-Chan
Park Sung-Hyouk Kim Kyung-Hee Kim So-Yul Shin Sung-Woong Lee Koun-Seok
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Abstract
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Objectives: Schizophrenic patients have been shown to be impaired in both emotional self-awareness and recognition of others¡¯ facial emotions. Alexithymia refers to the deficits in emotional self-awareness. The relationship between alexithymia and recognition of others¡¯ facial emotions needs to be explored to better understand the characteristics of emotional deficits in schizophrenic patients.
Methods: Thirty control subjects and 31 schizophrenic patients completed the Toronto Alexithymia Scale-20-Korean version (TAS-20K) and facial emotion recognition task. The stimuli in facial emotion recognition task consist of 6 emotions (happiness, sadness, anger, fear, disgust, and neutral). Recognition accuracy was calculated within each emotion category. Correlations between TAS-20K and recognition accuracy were analyzed.
Results: The schizophrenic patients showed higher TAS-20K scores and lower recognition accuracy compared with the control subjects. The schizophrenic patients did not demonstrate any significant correlations between TAS-20K and recognition accuracy, unlike the control subjects.
Conclusion: The data suggest that, although schizophrenia may impair both emotional self-awareness and recognition of others¡¯ facial emotions, the degrees of deficit can be different between emotional self-awareness and recognition of others¡¯ facial emotions. This indicates that the emotional deficits in schizophrenia may assume more complex features.
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KEYWORD
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Alexithymia, Facial emotion, Emotion recognition, Schizophrenia
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