Outcome
Type |
Measure |
Description |
Time frame |
Safety issue |
Other |
Treatment satisfaction by the self-report questionnaire Modified Experience of Service Questionnaire |
10 items rated either true, partly true, not true or don't know and 3 open end questions about experience of treatment, |
At 10 weeks of treatment (End of treatment) |
|
Other |
Adverse events |
Open end questions. Parents to children aged 8-12 years will answer on behalf of their children and adolescents aged 13-17 years will answer themselves. |
At 10 weeks of treatment (End of treatment) |
|
Primary |
Single Case Design Outcome: Change in gastrointestinal symptoms measured via Daily Items as part of self-report SCED-Questionnaire |
The SCED-Questionnaire consists of 8 daily items about Gastrointestinal symptoms, catastrophizing, Avoidance and control, acceptance. Answered on a 11 point scale from 0 ("not at all") to 10 ("all the time") |
Everyday during baseline (5-15 days before treatment start) and treatment (10 weeks) and during one week at 3 months follow-up |
|
Primary |
Change in gastrointestinal symptoms assessed by PedsQL Gastro Symptom Scales |
The self-report questionnaire revised version of PedsQL Gastro Symptom Scales, with 9 items. Answered on a 5 point scale from 0 ("never") to 4 ("almost always) |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Primary |
Change in gastrointestinal symptoms rated by parents assessed by PedsQL Gastro Symptom Scales |
The parent-report questionnaire revised version of PedsQL Gastro Symptom Scales, with 9 items. Answered on a 5 point scale from 0 ("never") to 4 ("almost always) |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Single Case Design Outcome: Change in catastrophizing, avoidance and control and acceptance via Daily Items, measured as part of self-report SCED-Questionnaire |
Measured as part of self-report SCED-Questionnaire of 8 daily items about Gastrointestinal symptoms, catastrophizing, Avoidance and control, acceptance. Answered on a 11 point scale from 0 ("not at all") to 10 ("all the time") |
Everyday during baseline (5-15 days before treatment start) and treatment (10 weeks) and during one week at 3 months follow-up |
|
Secondary |
Changes in Quality of life assessed by the Pediatric Quality of Life Inventory |
The self-report questionnaire Pediatric Quality of Life Inventory 8-12-year version for children, 13-18-year version for adolescents. 23 items, Answered on a 5 point scale from 0 ("never") to 4 ("almost always) |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Quality of life rated by parents assessed by Pediatric Quality of Life Inventory |
The parent-report questionnaire Pediatric Quality of Life Inventory for parents, (Parent report for children aged 8-12 years, and parent report for adolescents aged 13-17 years) . 23 items, Answered on a 5 point scale from 0 ("never") to 4 ("almost always) |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Pain intensity measured by the self-report rating scale, Faces pain scale, revised |
The scale consists of 6 faces representing least to most pain, and each face is connected to a number from 0 (no pain) - 10 (most pain), |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Pain intensity rated by parents Measured by the parent-report rating scale, Faces pain scale, revised. |
The scale consists of 6 faces representing least to most pain, and each face is connected to a number from 0 (no pain) - 10 (most pain), |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Overall symptom load measured by the self-report questionnaire Children somatization inventory , short (CSI) |
The questionnaire consist of 24 items Answered on a 5 point scale from 0 ("not at all") to 4 ("a whole lot") |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Overall symptom load rated by parents measured by the parent-report questionnaire Children somatization inventory (parent report), short |
The questionnaire consists of 24 items Answered on a 5 point scale from 0 ("not at all") to 4 ("a whole lot") |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Depression symptoms measured by the self-report questionnaire Mood and Feelings Questionnaire short |
The questionnaire consists of 13 items, answered on a 3 point scale: not true / sometimes true / true |
At baseline, after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in General Anxiety symptoms measured by the self- report questionnaire Spence Children Anxiety Scale short |
A 19 item-questionnaire answered on a 4 point scale from 0(never) to 3 (always) |
At baseline, after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in General Anxiety rated by parents, Measured by the parent- report questionnaire Spence Children Anxiety Scale short, parent report |
a19 item-questionnaire answered on a 4 point scale from 0(never) to 3 (always) |
At baseline, after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Specific Gastrointestinal Anxiety, Measured by the self-report questionnaire Visceral Sensitivity Index - Short |
A 7 item-questionnaire answered on a 5 point scale from 0 (don't agree at all) to 5 (totally agree) |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Avoidance and control behaviour measured by the self-report questionnaire irritable bowel syndrome-behavioural response questionnaire |
A 11 item-questionnaire answered on a 7 point likert scale from 1(never) to 7(always) |
At baseline, mid-treatment, end-treatment and 3-months follow-up |
|
Secondary |
Changes in Illness perception Measured by the self-report questionnaire Brief Illness perception Questionnaire |
A questionnaire with 11 items answered on a scale from 0 - 10 |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Illness perception rated by parents, measured by the parent-report questionnaire Illness perception regarding child's symptoms Questionnaire |
A questionnaire with 11 items answered on a scale from 0 - 10 |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Illness worry Measured by the self-report questionnaire Childhood Illness Attitude Scale |
The cognitive domain of the questionnaire is used, it consists of 11 items, answers: never, sometimes or always |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Acceptance, measured by the self-report questionnaire Chronic pain Acceptance Questionnaire -adolescents |
Two items from the self-report questionnaire Chronic pain Acceptance Questionnaire -adolescents are used. 2 selected items, answered on a 5-point scale from 0 (never true) to 4 (always true) |
At baseline, mid-treatment, end-treatment and 3-months follow-up |
|
Secondary |
Changes in PARENTAL Illness Worry measured by the self-report The Health Anxiety by Proxy Scale (HAPYS) questionnaire |
Parental illness worry for their child, measured by the self-report The questionnaire covers 26 items about health anxiety by proxy, rated on a five-point scale (from "not at all"/"never" to "a whole lot"/"most of the time"). And five items about the impact of the worries rated on a four-point scale (from "no" to "yes, severely"). |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in PARENTAL Emotional distress measured by the self-report questionnaire Symptom Check List (SCL-8) |
The questionnaire consist of 8 items answered on a 5 point scale from 0 (not at all) to 4 (a whole lot) |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in Adult Response to Child's Symptoms - PARENTS by the self-report questionnaire Adult Response to Children's Symptoms |
Protect and Monitor scale from the the questionnaire Adult Response to Children's Symptoms used, 15 items answered on a 5 point scale from 0(never) to 4 (always) |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|
Secondary |
Changes in School absence / Work absence parent |
Question about Hours / Days missed from school/work last month. Parental rated for children aged 8-12 years, self-rated for adolescents aged 13-17 years, self-rated for parents |
At baseline, after 5 weeks of treatment (mid-treatment), after 10 weeks of treatment (end-treatment) and 3-months after treatment (follow-up) |
|