Effectiveness of Usual-Care Cognitive Behavioral Therapy for Adolescents with Generalized Anxiety Disorder in a University Outpatient Clinic

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00032848

Enrollment

Registered

2023-12-05

Start date

2022-09-30

Completion date

Unknown

Last updated

2026-02-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

F41.1

Interventions

Group 1: Patients between 11

00 and 18

00 years with a diagnosis ICD 10: F41.1 Generalized Anxiety Disorder. Completed therapy with at least 10 therapy sessions. Treatment period 2001 to 2022 (total sample n = 99). Group 2: Historical cont

00 to 18

00 years. Group 3: Historical control group 2: Patients with ICD 10 diagnosis: F41.1 Generalized Anxiety Disorder, F40.1 Social Phobia, F93.0 Separation Anxiety Disorder or F40.2 Specific Phobia, aged

00 years.

Eligibility

Sex/Gender

All

Age

11 Years to 18 Years

Inclusion criteria

Inclusion criteria: Diagnosis of generalized anxiety disorder Completed treatment at the Training Institute for Child and Adolescent Psychotherapy at University Hospital Cologne

Exclusion criteria

Exclusion criteria: Treatment less than 10 sessions & incomplete required data

Design outcomes

Primary

Measure	Time frame
Questionnaires at the beginning and at the end of treatment: - Broadband scales (Internal problems, External problems, total problems) of the German Version of the Child Behavior Checklist (CBCL) (parent report) and Youth Self Report (YSR) (self report) - Anxiety symptoms: questionnaires for anxiety disorders of the Diagnostic System for Mental Disorders of Children and Adolescents (DISYPS) (parent report and self report)	—

Measure

Time frame

Questionnaires at the beginning and at the end of treatment: - Broadband scales (Internal problems, External problems, total problems) of the German Version of the Child Behavior Checklist (CBCL) (parent report) and Youth Self Report (YSR) (self report) - Anxiety symptoms: questionnaires for anxiety disorders of the Diagnostic System for Mental Disorders of Children and Adolescents (DISYPS) (parent report and self report)

—

Secondary

Measure	Time frame
Comparison with two historic control groups based on effect size (Cohen's d)	—

Countries

Germany

Contacts

Public ContactDaniel Walter

Uniklinik Köln, AKiP

daniel.walter@uk-koeln.de+49-221-47876822

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 7, 2026