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The efficacy of computer-based cognitive training for executive dysfunction in schizophrenia
Monika Mak1, Ernest Tyburski2, Anna Starkowska1
1Independent Clinical Psychology Unit, Pomeranian Medical University, Szczecin, Poland.
Psychiatry Research
|July 15, 2019
Summary
Computer-based cognitive training improved executive function in schizophrenia patients. While effective for cognitive flexibility and inhibition, it did not enhance processing speed.
Area of Science:
- Neuroscience
- Psychiatry
- Cognitive Psychology
Background:
- Schizophrenia is characterized by significant executive dysfunction.
- Executive functions are crucial for daily functioning and are often impaired in schizophrenia patients.
- Current treatments for schizophrenia may not fully address cognitive deficits.
Purpose of the Study:
- To evaluate the efficacy of computer-based cognitive training (CBT) in improving executive function in patients with schizophrenia.
- To compare the effects of CBT combined with pharmacotherapy versus pharmacotherapy alone.
Main Methods:
- A randomized controlled trial involving 65 schizophrenia patients assigned to a training or non-training group.
- Assessment of executive function using Trail Making Test, Stroop Color and Word Test, and Wisconsin Card Sorting Test.
- 16 sessions of computer-based cognitive training using RehaCom software.
Main Results:
- Both schizophrenia groups exhibited deficits in all aspects of executive function compared to healthy controls.
- Computer-based cognitive training, alongside pharmacotherapy, led to greater cognitive improvements than pharmacotherapy alone.
- Cognitive training did not yield significant improvements in processing speed.
Conclusions:
- Computer-based cognitive training is a potentially effective adjunct therapy for improving specific executive functions in schizophrenia.
- Targeted cognitive training can enhance cognitive flexibility and inhibition in schizophrenia patients.
- Processing speed remains a challenge and may require different or additional interventions.
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