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Table 1 Instruments and study stages

From: The impact of video gaming on cognitive functioning of people with schizophrenia (GAME-S): study protocol of a randomised controlled trial

TIME POINTS

Instruments

Eligibility

screening

Preparatory

data

Baseline

Allocation

Intervention

3 month

follow-up

6 month

follow-up

Inclusion/exclusion criteria

X

      

Background information

 

X

     

IQ (from medical records if available)

 

X

     

Current medication dosage

 

X

     

Computer use

 

X

     

MMSE

 

X

     

Calgary Depression Scale for Schizophrenia, CDS-C

 

X

     

Simpson-Angus Rating Scale, SAS

 

X

     

Barnes Akathisia Rating Scale, BARS

 

X

     

Abnormal Movement Involuntary Scale, AIMS

 

X

     

Primary and secondary outcomes

       

Letter-Number-Span-Test, LNST

  

X

  

X

X

Trail Making Test, TMT

  

X

  

X

X

Sustained Attention to Response Task, SART

  

X

  

X

X

Spatial Span

  

X

  

X

X

Wisconsin Card Sorting

  

X

  

X

X

Brief Social Phobia Scale, BSPS

  

X

  

X

X

Temporal Experience of Pleasure Scale, TEPS

  

X

  

X

X

General Self-efficacy Scale, GSE

  

X

  

X

X

Clinical Assessment for Negative Symptoms, CAINS

  

X

  

X

X

EEGa

  

X

  

X

 

MRIb

  

X

  

X

 

ACPc

   

X

   

Study groups

       

Cognitive training with computerized exercises (experiment group)

    

 X

  

Entertainment video gaming (active control group)

    

 X

  

TAU (passive control group)

       
  1. aConvenience sample; bRandomised subsample; cACP test planned but need to discontinue due to technological problems of the measure