Frankfurt Scale for the Assessment of Selective Mutism (FSSM)

The Frankfurt Scale for the Assessment of Selective Mutism (FSSM) was developed by Dr. Angelika Gensthaler (Clinic for Psychiatry, Psychosomatics and Psychotherapy of Childhood and Adolescence, Goethe University Frankfurt). The copyright for any use belongs to Dr. Angelika Gensthaler and Prof. Dr. Christina Schwenck (Department of Special Needs Education and Clinical Child and Adolescent Psychology, Justus Liebig University Gießen).

The FSSM is available in three versions for preschool children aged 3-7 (FSSM 3-7), pupils aged 6-11 (FSSM 6-11) and adolescents aged 12-18 (FSSM 12-18). The manual as well as the scientific publication for the validation of the methods (Gensthaler, A., Dieter, J., Raisig, S., Hartmann, B., Ligges, M., Kaess, M., Freitag, C. M. & Schwenck, C. (2018). Evaluation of a Novel Parent-Rated Scale for Selective Mutism. Assessment, epub ahead of print. Doi: 10.1177/1073191118787328) are recommended cut-off values.

There are a number of authorized translations of the FSSM that are also available for download. All translations are copyrighted by Dr. Angelika Gensthaler and Prof. Dr. Christina Schwenck.

Duplication, use and distribution to third parties for clinical-diagnostic purposes is expressly permitted. A use for scientific purposes is also permitted, we ask only for communication at the beginning of the project and later sending of publications, which use the FSSM to supervision.a.gensthaler and christina.schwenck

Any commercial use and/or advertisement is forbidden.

Download files:
FSSM 3-7 english
FSSM 6-11 english
FSSM 12-18 english
Template FSSM 3-7
Template FSSM 6-11
Template FSSM 12-18

Handanweisung
FSSM 3-7 deutsch
FSSM 6-11 deutsch
FSSM 12-18 deutsch

Manuale di istruzioni
FSSM 3-7 italiano
FSSM 6-11 italiano
FSSM 12-18 italiano

FSSM 3-7 suomi
FSSM 6-11 suomi
FSSM kysely nuorelle
FSSM tekijänoikeudet
Suomi käsikirja FSSM