Luwen Cao, Kunmei Han, Li Lin, Jiawen Hing, Vincent Ooi, Nick Huang, Junhong Yu, Ted Kheng Siang Ng, Lei Feng, Rathi Mahendran, Ee Heok Kua, Zhiming Bao
INTRODUCTION: Patients with Alzheimer's disease present with difficulty in lexical retrieval and reversal of the concreteness effect in nouns. Little is known about the phenomena before the onset of symptoms. We anticipate early linguistic signs in the speech of people who suffer from amnestic mild cognitive impairment (MCI). Here, we report the results of a corpus-linguistic approach to the early detection of cognitive impairment. METHODS: One hundred forty-eight English-speaking Singaporeans provided natural speech data, on topics of their choice; 74 were diagnosed with single-domain MCI (38 amnestic, 36 non-amnestic), 74 cognitively healthy...
2024: Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring