Digital Voice Analysis as a Measure of Frailty and Distress

Inclusion Criteria: * Active cancer or haemato-oncological malignancy * Adults (≥ 18 years) * Ability to understand, speak and read German language fluently * Ability to provide written consent * Sufficient or corrected vision to see the images * Sufficient auditory comprehension for participation in the study based on the therapist's clinical opinion * Ability to concentrate for 20-30 minutes based on the investigator's clinical opinion * Signed informed consent to the study Exclusion Criteria: * Aphonia, dysphonia or other obvious voice alterations of patient's voice * Life-expectancy shorter ≤ 14 days as judged by a physician or nurse via "surprise question" * Breathlessness whilst speaking * Cognitive impairment as judged by physician or Mini-Cog in the G8 screening tool * Severe physical, emotional or existential suffering because of which the enrollment and participation in the study would result in patient burden, as judged by the treating physicians and their multiprofessional team members