Anxiety, angst
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: To be included in this study, a subject must meet the following criteria: 1. Children (boys and girls) aged between 8;0 years and 13;11 years 2. Diagnosed with an anxiety disorder, classified by the Diagnostic and Statistical Manual of Mental Disorders, DSM-IV (APA, 2000) by a child- and adolescent psychiatrist of Karakter. 3. Anxiety treatment is indicated by a child- and adolescent psychiatrist of Karakter. 4. Optionally diagnosed with one of the below comorbid disorders a) ADHD b) ASD c) Mild intellectual disability or borderline intellectual functioning (50<IQ<85) 5. Access to a PC with internet connection
Exclusion criteria
Exclusion criteria: Patients that meet any of the following criteria will be excluded from this study: 1. Children receiving other treatment focused on the anxiety disorder 2. Acute psychoses 3. Children with current suicidal problems 4. Children with severe motor or visual impairment 5. Children who can’t independently deal with verbally presented information on a computer 6. Participation in another clinical trial simultaneously 7. Insufficient motivation to follow the treatment
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| ADIS-C The main study parameter is the prevalence of a diagnosis of anxiety disorders as measured with the ADIS-C. The ADIS-C is a semi structured diagnostic interview of childhood anxiety disorders as well as mood and externalizing disorders (Silverman& Albano, 1996). Separate diagnostic profiles are derived from a parent and a child interview, which are combined to form a consensus diagnosis (Silverman & Albano, 1996). The ADIS-C has good interviewer–observer reliability (kappa = .75) and test–retest reliability (.75) (Silverman, Saavedra, & Pina, 2001). Following each diagnostic interview, ADIS-IV-C/P interviewers complete a separate measure that required them to assign severity ratings for 13 DSM-IV disorders, whether or not criteria are met for those disorders. Ratings are based on clinicians’ assessments of the degree to which the dimension of each disorder is present in the child. Ratings are completed separately for parent and child interviews. These scores range from 0 to 8, with higher scores representing increased clinical severity. Thus, a child with severe panic disorder might get a rating of 7 or 8 for that disorder, whereas a child with mild apprehension about shortness of breath might receive a rating of 2 or 3. RCADS Anxiety symptoms are assessed by the Dutch translation of the RCADS (Chorpita et al., 2000). The RCADS is a self-report questionnaire, consisting of 47-items measuring five anxiety subtypes and depression symptoms (Chorpita et al., 2000). Chorpita et al. (2000) showed good reliability and internal consistency (GAD= 0.79, a = 0.77; OCD= 0.65, a = 0.73; PD = 0.76, a = 0.79; SA = 0.75, a=0.76; SP = 0.80, a = 0.82; MDD= 0.77, a = 0.76) as well as convergent and discriminant validity in a sample of n = 246 children and adolescents aged 8–18 years (Chorpita et al., 2000). In this study the total score will be used for analyses. | — |
Secondary
| Measure | Time frame |
|---|---|
| Tic-P Questionnaire Direct and indirect costs as a consequence of the child’s psychiatric disorder, i.e. the medical costs and productivity losses in parents are measured using the ‘Trimbos and iMTA questionnaire on Costs associated with Psychiatric illness’ (Tic-P questionnaire) (Bouwmans, Schawo, Hakkaart- van Roijen, 2012). Validity and reliability have been established (Bouwmans et al., 2012). For every patient, the duration and type of each contact as well as the type of health care worker with whom the contact was will be registered and used to calculate the cost-effectiveness of both trajectories. Productivity losses of parents associated with their child’s health problem or its treatment will be registered as well. EQ 5D The EQ-5D is primarily designed for self-completion by respondents. It measures five different dimensions: mobility, self-care, usual activities, pain/discomfort, and anxiety/depression. Each dimension has three levels of perceived problems: no problems, some problems, and severe problems. The respondent is asked to indicate his/her health state by placing a cross in the box against the most appropriate statement in each of the 5 dimensions. Subsequently, the respondent is asked to self-rate the state of health on a visual analogue scale (VAS). The VAS ranges from 0 to 100, where 100 is rated as ‘Best imaginable health state’ and 0 as ‘Worst imaginable health state’. This information can be used as a quantitative measure of health outcome as judged by the individual respondents. Instructions to respondents are included in the questionnaire. Semi-structured interview At the end of the study a semi-structured interview will be completed by telephone with a random sample of 10 patients and therapists in the intervention condition for a qualitative view on their experiences on blended treatment. Topics will include: * What are their positive and negative experiences with the blended intervention? * How did they feel about the su | — |
Contacts
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