Speech Features as Predictors of Momentary Depression Severity in Patients With Depressive Disorder Undergoing Sleep Deprivation Therapy: Ambulatory Assessment Pilot Study.

"Conflicts of Interest: UWE-P reports consultancy for Boehringer Ingelheim and speaker honorarium from Angelini Pharma, both of which had no influence over the content of this paper. All other authors declare no other conflicts of interest."

"This study was funded by the Deutsche Forschungsgemeinschaft (DFG; German Research Foundation; GRK2739/1, project 447089431) Research Training Group: KD²School—Designing Adaptive Systems for Economic Decisions; the Network of European Funding for Neuroscience Research (ERA-NET NEURON): “Impact of Early Life Metabolic and Psychosocial Stress on Susceptibility to Mental Disorders; From Converging Epigenetic Signatures to Novel Targets for Therapeutic Intervention (EMBED)” (01EW1904); and the Bundesministerium für Bildung und Forschung (BMBF; Federal Ministry of Education and Research)–funded e:Med program Target-OXY (FKZ: 031L0190A). The authors acknowledge support by the Karlsruhe Institute of Technology Publication Fund."