In 2008, Falk Leichsenring, DSc, and Sven Rabung, PhD, published a meta-analysis on the « Effectiveness of Long-term Psychodynamic Psychotherapy » in the Journal of the American Medical Association (JAMA, 2008; 300(13): 1551-1565, doi:10.1001/jama.300.13.1551).
The authors start their enquiry by questioning the controversial status of psychoanalysis and psychodynamic treatment in mainstream psychiatry. Although proof for efficiency of short-term psychodynamic therapy has already been acquired for specific disorders, long-term therapy seemed unable to provide anything better than disputed proof.
Leichsenring and Rabung claim to provide this lacking evidence for outcome effectiveness of long term psychodynamic psychotherapy. Their meta-anlaysis of outcome studies published between January 1960 and May 2008 shows that « comparative analyses of controlled trials, LTPP showed significantly higher outcomes in overall effectiveness, target problems, and personality functioning than shorter forms of psychotherapy.[…]
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