[Interpreter-Aided Psychotherapy for Deaf and Hearing-Impaired Patients - a Systematic Review of Research and Recommendations for Psychotherapists with Normal Hearing and Sign Language Interpreters].

In Germany, deaf patients undergoing psychotherapy have the right to have the costs of a sign language interpreter covered by the insurance since 2001. The effectiveness of interpreter-aided psychotherapy worldwide is disputed. A systematic literature review was conducted on sign language interpreter-aided psychotherapy.