Artículo

Carrillo, F.; Sigman, M.; Fernández Slezak, D.; Ashton, P.; Fitzgerald, L.; Stroud, J.; Nutt, D.J.; Carhart-Harris, R.L. "Natural speech algorithm applied to baseline interview data can predict which patients will respond to psilocybin for treatment-resistant depression" (2018) Journal of Affective Disorders. 230:84-86
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Abstract:

Background: Natural speech analytics has seen some improvements over recent years, and this has opened a window for objective and quantitative diagnosis in psychiatry. Here, we used a machine learning algorithm applied to natural speech to ask whether language properties measured before psilocybin for treatment-resistant can predict for which patients it will be effective and for which it will not. Methods: A baseline autobiographical memory interview was conducted and transcribed. Patients with treatment-resistant depression received 2 doses of psilocybin, 10 mg and 25 mg, 7 days apart. Psychological support was provided before, during and after all dosing sessions. Quantitative speech measures were applied to the interview data from 17 patients and 18 untreated age-matched healthy control subjects. A machine learning algorithm was used to classify between controls and patients and predict treatment response. Results: Speech analytics and machine learning successfully differentiated depressed patients from healthy controls and identified treatment responders from non-responders with a significant level of 85% of accuracy (75% precision). Conclusions: Automatic natural language analysis was used to predict effective response to treatment with psilocybin, suggesting that these tools offer a highly cost-effective facility for screening individuals for treatment suitability and sensitivity. Limitations: The sample size was small and replication is required to strengthen inferences on these results. © 2018

Registro:

Documento: Artículo
Título:Natural speech algorithm applied to baseline interview data can predict which patients will respond to psilocybin for treatment-resistant depression
Autor:Carrillo, F.; Sigman, M.; Fernández Slezak, D.; Ashton, P.; Fitzgerald, L.; Stroud, J.; Nutt, D.J.; Carhart-Harris, R.L.
Filiación:Applied Artificial Intelligence Lab, Computer Science Department, School of Science, Buenos Aires University, CONICET, Buenos Aires, 1428, Argentina
CONICET-Universidad de Buenos Aires, Instituto de Investigación en Ciencias de la Computación (ICC), Buenos Aires, Argentina
Integrative Neuroscience Lab, Universidad Torcuato Di Tella, CONICET, Buenos Aires, 1428, Argentina
Psychedelic Research Group, Centre for Psychiatry, Dept of Medicine, Imperial College London, London, United Kingdom
Palabras clave:Computational psychiatry; Depression; Machine learning; Natural speech analysis; Predict therapeutic effectiveness; Psilocybin treatment; Treatment-resistant depression; psilocybine; antidepressant agent; psilocybine; psychedelic agent; adult; Article; autobiographical memory; Bayesian learning; clinical article; clinical outcome; controlled clinical trial; controlled study; depression assessment; female; human; male; mental patient; open study; prediction; priority journal; psychopharmacotherapy; psychosocial care; quantitative analysis; Quick Inventory of Depressive Symptoms 16; speech analysis; treatment resistant depression; treatment response; algorithm; case control study; clinical trial; episodic memory; language; machine learning; middle aged; physiology; procedures; speech; speech analysis; treatment resistant depression; Adult; Algorithms; Antidepressive Agents; Case-Control Studies; Depressive Disorder, Treatment-Resistant; Female; Hallucinogens; Humans; Language; Machine Learning; Male; Memory, Episodic; Middle Aged; Psilocybin; Speech; Speech Production Measurement
Año:2018
Volumen:230
Página de inicio:84
Página de fin:86
DOI: http://dx.doi.org/10.1016/j.jad.2018.01.006
Título revista:Journal of Affective Disorders
Título revista abreviado:J. Affective Disord.
ISSN:01650327
CODEN:JADID
CAS:psilocybine, 520-52-5; Antidepressive Agents; Hallucinogens; Psilocybin
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_01650327_v230_n_p84_Carrillo

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Citas:

---------- APA ----------
Carrillo, F., Sigman, M., Fernández Slezak, D., Ashton, P., Fitzgerald, L., Stroud, J., Nutt, D.J.,..., Carhart-Harris, R.L. (2018) . Natural speech algorithm applied to baseline interview data can predict which patients will respond to psilocybin for treatment-resistant depression. Journal of Affective Disorders, 230, 84-86.
http://dx.doi.org/10.1016/j.jad.2018.01.006
---------- CHICAGO ----------
Carrillo, F., Sigman, M., Fernández Slezak, D., Ashton, P., Fitzgerald, L., Stroud, J., et al. "Natural speech algorithm applied to baseline interview data can predict which patients will respond to psilocybin for treatment-resistant depression" . Journal of Affective Disorders 230 (2018) : 84-86.
http://dx.doi.org/10.1016/j.jad.2018.01.006
---------- MLA ----------
Carrillo, F., Sigman, M., Fernández Slezak, D., Ashton, P., Fitzgerald, L., Stroud, J., et al. "Natural speech algorithm applied to baseline interview data can predict which patients will respond to psilocybin for treatment-resistant depression" . Journal of Affective Disorders, vol. 230, 2018, pp. 84-86.
http://dx.doi.org/10.1016/j.jad.2018.01.006
---------- VANCOUVER ----------
Carrillo, F., Sigman, M., Fernández Slezak, D., Ashton, P., Fitzgerald, L., Stroud, J., et al. Natural speech algorithm applied to baseline interview data can predict which patients will respond to psilocybin for treatment-resistant depression. J. Affective Disord. 2018;230:84-86.
http://dx.doi.org/10.1016/j.jad.2018.01.006