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Table 2 An internet-based intervention for people with psychosis (EviBaS): Schedule of enrolment, intervention and assessments

From: An internet-based intervention for people with psychosis (EviBaS): study protocol for a randomized controlled trial

  Study period
  Enrolment Allocation Post-allocation Close-out
Timepoint t-1 t0 t1 intervention/waiting period t2 post assessment t3 follow-up assessment
 Eligibility screen X     
 Informed consent X     
 Allocation   X    
 EviBaS intervention group    X   
 Waiting list control group    X   
Primary outcome measures
 Positive and Negative Syndrome Scale (PANSS) X    X X
 Mini International Neuropsychiatric Interview (MINI) X    X X
 Paranoia Checklist X    X X
 Launay–Slade Hallucination Scale (LSHS-R) X    X X
Secondary outcome measures
 Delusion and Voices Self-Assessment (DV-SA) X    X X
 Rosenberg Self-Esteem Scale (RSES) X    X X
 Insomnia Severity Index (ISI) X    X X
 Penn State Worry Questionnaire - Abbreviated (PSWQ-A) X    X X
 Patient Health Questionnaire (PHQ-9) X    X X
 Box Task X    X X
 Mindful Attention Awareness Scale (MAAS) X    X X
 Interpersonal Competence Questionnaire (ICQ; subscales initiation and negative assertion) X    X X
 Incongruence questionnaire (K-INK) X    X X
 World Health Organization Quality of Life Assessment (WHO-QoL-BREF) X    X X
 Internalized Stigma of Mental Illness – short version (ISMI) X    X X
Predictors and moderators
 Medication Adherence Rating Scale (MARS-D) X    X X
 Attitudes towards Psychological Online Interventions (APOI) X     
 Credibility/Expectancy Questionnaire (CEQ) X     
 University of Rhode Island Change Assessment (URICA) X     
 Client Satisfaction Questionnaire (CSQ)     X  
 Questionnaire Side Effects Psychosis and Internet (QueSPI)     X  
Process measures
 Working Alliance Inventory – Short Revised (WAI-SR)   X    
 Intermediate Assessments Questionnaire   X