The ACCEPT-study: design of an RCT with an active treatment control condition to study the effectiveness of the Dutch version of PEERS® for adolescents with autism spectrum disorder

Table 2 Overview of assessments and instruments

Instrument	Domain	Format	Subject	Duration	T1	T2	T3	T4
Adolescent
CASS	Social skills	Observation (video recorded)	Adolescent	10	v	–	v	v
SRS-2	Social skills	Questionnaire	Adolescent	15	v	v	v	v
SSIS-RS	Social skills	Questionnaire	Adolescent	15	v	v	v	v
TASSK-R	Social knowledge	Questionnaire	Adolescent	10	v	v	v	v
QSQ-A	Social contacts	Questionnaire	Adolescent	5	v	v	v	v
BFNES	Social anxiety	Questionnaire	Adolescent	5	v	v	v	v
TUSC	Social cognition	10 Videos	Adolescent	20	v	–	v	v
Satisfaction	Treatment satisfaction	Questionnaire	Treatment	5	–	–	v	–
Parent
Registration form	Work and educational status, ethnicity, medication use and prior treatment	Questionnaire	Adolescent	5	v	–	–	–
SSIS-RS	Social skills	Questionnaire	Adolescent	15	v	v	v	v
SRS-2	Social skills	Questionnaire	Parent	15	v	–	–	–
QSQ-P	Social contacts	Questionnaire	Adolescent	5	v	v	v	v
PSOC	Parenting feelings of competency	Questionnaire	Parent	5	v	v	v	v
Satisfaction	Treatment satisfaction	Questionnaire	Treatment	5	–	–	v	–
Teacher
SSIS-RS	Social skills	Questionnaire	Adolescent	15	v	v	v	v
SRS-2	Social skills	Questionnaire	Adolescent	15	v	v	v	v

CASS Contextual Assessment of Social Skills, SSIS-RS Social Skills Improvement System-Rating Scale , SRS-2 Social Responsiveness Scale, TASSK-R Test of Adolescent Social Skills Knowledge, QSQ-A or P Quality of Socialisation Questionnaire- Adolescent or Parent report, BFNE Brief Fear of Negative Evaluation, TUSC Test of Understanding Social Conventions, PSOC Parenting Sense of Competence scale

ISSN: 1471-244X