Psychosis - voices Mental and Behavioural Disorders
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. 18 years or older 2. Under the care of secondary care adult services within SPFT 3. Have a clinician-reported diagnosis of psychosis 4. Are experiencing current voice hearing; this will be operationalized by participants having a score of at least 1 on item 1 (How frequently did you hear a voice or voices?) on the Hamilton Program for Schizophrenic Voices Questionnaire (HPSVQ; Van Lieshout & Goldberg, 2007) - indicating that the participant has experienced at least one episode of voice hearing in the past week 5. Distressed by hearing voices; this will be operationalized by participants scoring at least 8 out of 16 on the ‘negative impact’ scale of the HPSVQ 6. Willing and able to provide written/verbal, informed consent.
Exclusion criteria
Exclusion criteria: 1. Established organic cause for distressing voices (e.g., brain disease or injury) 2. Primary diagnosis of substance misuse 3. Non-English speaking to the degree that the participant is unable to fully understand and answer assessment questions or give informed consent
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Voice-related distress will be measured using the Hamilton Program for Schizophrenia Voices Questionnaire (HPSVQ) at baseline, monthly during interventions and post-intervention | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. The impact of voices will be measured by the Voice Impact Scale (VIS) at baseline, monthly during interventions and post-intervention 2. Recovery will be measured by the Choice of Outcome in CBT for Psychoses (CHOICE) at baseline, monthly during interventions and post-intervention 3. Negative Core Schema will be measured by the Brief Core Schema Scale (BCSS) at baseline, monthly during interventions and post-intervention 4. Beliefs about voices will be measured by the Beliefs About Voices Questionnaire-Revised (BAVQ-R) at baseline, monthly during interventions and post-intervention 5. Relating to voices will be measured by the Approve-Voices measure at baseline, monthly during interventions and post-intervention 6. Relating to other people will be measured by the Approve-Social measure at baseline, monthly during interventions and post-intervention 7. Mindfulness will be measured by the Five-Facet Mindfulness Questionnaire (FFMQ-15) at baseline, monthly during interventions and post-intervention | — |
Countries
England, United Kingdom