Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Randomized Clinical Trial of the Effect of Five-years Versus Two-years Specialized Assertive Intervention for First Episode Psychosis - the OPUS II Trial
Brief Summary: In a randomized clinical trial, the researchers want to investigate if the positive short-term outcomes (first 1-2 years), achieved with specialized assertive intervention programme (OPUS), can be maintained for five years if the specialized treatment is sustained over the first five years in comparison to only two years of specialized treatment followed by three years of standard treatment.


Options:
A: Inclusion Criteria:

* patients aged 18 - 37 years
* first episode psychosis in schizophrenia spectrum
* treated for 1½ year in the five OPUS teams in the Capital Region and the OPUS teams in Region Midt
* patients who will give signed informed consent to participate in the trial

Exclusion Criteria:

* patients who are not treated in one of the OPUS team in the Capital Region and Region Midt
* patients who don't give signed informed consent to participate in the study
B: Inclusion Criteria:

* Confirmed SCID DSM-IV clinical diagnosis by trained remote clinical assessor of:

  * schizophrenia, schizoaffective disorder, schizophreniform disorder, brief psychotic disorder, psychotic disorder NOS
* Any duration of untreated psychosis
* Any ethnicity
* Ability to participate in research assessments in English
* Ability to provide fully informed consent (assent for those under age 18)

Exclusion Criteria:

* Inability to understand what research participation entails or correctly answer the questions about research participation that are part of the Study Information Review and provide fully informed consent
* More than 4 months of prior cumulative treatment with antipsychotic medications
* Diagnosis of bipolar disorder, psychotic depression or substance-induced psychotic disorder
* Current psychotic disorder due to a general medical condition
* Current neurological disorders that would affect diagnosis or prognosis. These would include, but are not limited to seizure disorders, dementing or degenerative disorders, lesions or substantial congenital abnormalities. In most cases, disorders such as headache disorders would not require protocol exclusion
* Clinically significant head trauma
* Any other serious medical condition that in the opinion of the investigator would seriously impair functioning making the patient unsuitable for the trial
C: Inclusion Criteria:

* patients who have suffered a first psychotic episode (diagnosis IV-TR) in the last five years,
* age between 18 and 45 years,
* patients who have given written informed consent to participate.

Exclusion Criteria:

* patients with a comorbid disorder that interferes with their ability to communicate,
* patients who received psychoeducation previous to inclusion in study.
D: Inclusion Criteria:

* DSM-IV diagnosis of schizophrenia, schizophreniform disorder, schizoaffective disorder, brief psychotic disorder, psychosis not otherwise specified or delusional disorder
* Received EASY service for 2 years following a first-episode psychosis
* Cantonese-speaking Chinese
* Ability to understand the study and to provide written informed consent

Exclusion Criteria:

* Organic brain disorder
* Known history of intellectual disability
* Drug-induced psychosis

Answer: A