Supplementary Material s43

Supplementary Material

Title: The longitudinal BELLA study: Design, methods and first results on the course of mental health problems

Journal: Journal of European Child and Adolescent Psychiatry

Authors: Ulrike Ravens-Sieberer, Christiane Otto, Levente Kriston, Aribert Rothenberger, Manfred Döpfner, Beate Herpertz-Dahlmann, Claus Barkmann, Gerhard Schön, Heike Hölling, Michael Schulte-Markwort, Fionna Klasen & the BELLA study group

Corresponding author: Prof. Dr. Ulrike Ravens-Sieberer MPH, University Medical Center Hamburg-Eppendorf, Department of Child and Adolescent Psychiatry, Psychotherapy, and Psychosomatics, Martinistr. 52, D - 20246 Hamburg, E-Mail:

Supplementary Table 1. Age of participants (baseline cohort and new participants) at each measurement point of the BELLA study

BELLA baseline cohort / New BELLA participants
Baseline
(2002-2006) / 1-year follow-up (2004-2007) / 2-year follow-up (2005-2008) / 6-year follow-up
(2009-2012) / (2009-2012)
Age of participants
3 years old
4 years old
5 years old
6 years old / 47
128
152
202
7 years old
8 years old
9 years old
10 years old
11 years old
12 years old
13 years old
14 years old
15 years old
16 years old
17 years old / 268
283
287
291
265
252
261
221
266
243
226 / 234
249
250
250
212
219
227
183
220
191 / 206
231
240
225
181
207
208
167
192 / 28
117
167
166
130 / 256
197
187
151
110
110
91
91
88
67
61
18 years old
19 years old
20 years old
21 years old
22 years old
23 years old / 188 / 158
175 / 159
111
127
95
105
224 / 72
66
73
68
56
138
Total / 2,863 / 2,423 / 2,190 / 1,429 / 2,411

Supplementary Table 2. Measurements in the BELLA study

Construct / Standardised measures/specific items / Baseline / 1-year follow-up / 2-year follow-up / 6-year follow-up
Socio-demographic Variables
Gender / single item / P / P / P / P
Age / single item / P / P / P / P
Socio-economic status / Winkler-Index1 / P / - / - / -
Revised SES Index2 / - / - / - / P
Mental Health Problems
General mental health problems / SDQ / P / P / P / P
Anxiety / SCARED / P / P / P / P
PHQ-Screener / - / - / - / P
Selected items of the FBB-ANG assessing Anxiety disorders (from the DISYPS-KJ) / - / - / P / -
Depression / CES-DC / P / P / P / P
DIKJ / P / P / P / -
PHQ-8 / - / - / - / P
Selected items of the FBB-DES assessing Depressive disorders (from the DISYPS-KJ) / - / - / P / -
Conduct Disorder / CBCL / P / P / P / P
ADHD / CRS-R / P / P / P / P
FBB-HKS assessing Hyperkinetic disorders (from the DISYPS-KJ) / P / P / P / -
Eating Disorders / Body weight in kilograms and height in meter for calculating the Body Mass Index (BMI) / P / P / P / P
Mental Disorders
SCOFF / P / P / P / P
Confirmed diagnosis of mental health problems by physician. / P / P / P / P
DIPS for Anxiety Disorders, Affective Disorders, Conduct Disorders, ADHD, Eating Disorders, Substance abuse/addiction. / - / - / - / P
CID-S / - / - / - / P
Health-related Quality of Life
KINDL-R / P / P / P / P
KIDSCREEN / P / P / P / P
SF-36 / - / - / - / P
Risk factors
Parental psychopathology / SCL-S-9 / P / P / P / P
Parental quality of life / SF-12 / P / P / P / P
Parental strain / Items assessing the burden caused by housekeeping, being a single parent, tending a family member in need of care, job-related problems, or financial problems / P / - / - / P
Risk-Index / Items assessing family conflicts, harmony in partnership, unemployment, parental chronic diseases, unwanted pregnancy, parental alcohol consumption / P / P / P / P
Life events / Items assessing serious illness or accident, death of a close person, marriage or new partnership, change of school / - / P / P / P
Protective factors
Self-efficacy / GSE / P / P / P / P
Self-concept / SPPC / P / P / P / -
Selected items of the CHIP-AE / P / - / - / -
Coping / ACOPE, ECOPE / - / P / P / P
Optimism / BFW, CSOS / P / P / P / P
Family climate / FCS / P / P / P / P
Parental support / 8 items from the HBSC / P / P / P / P
Social support / 8 selected age-appropriate items from the German SSS / P / P / P / P
Peer competence / 5 items from the HBSC / P / P / P / P
School climate / 5 items from the HBSC / P / P / P / P
Health care utilisation
Items assessing use (and frequency of use) of health care utilisation by professionals, e.g. psychiatrist or psychologist / P / P / P / P
Items assessing paths of mental health care utilisation / - / - / - / P
Items assessing knowledge of mental health care provision / - / - / - / P
Items assessing satisfaction with health care services / - / - / - / P
Items assessing barriers towards mental health care utilisation / - / - / - / P

1 by Winkler & Stolzenberg [1]; 2 by Lampert et al. [2]

List of abbreviations:

· SES=socio-economic status (parental education, occupational qualification, occupational position, income)

· SDQ=Strength and Difficulties Questionnaire (Goodman [3]) & Impact Supplement (Goodman [4])

· SCARED=Screen for child anxiety related emotional disorders (Birmaher et al. [5,6]; German version by Plass et al. [7])

· PHQ-Screener=Patient Health Questionnaire-Screener for Panic Syndrom (Spitzer et al. [8]; German version by Löwe et al. [9]; Gräfe et al. [10])

· FBB-ANG=Proxy-questionnaire for Anxiety disorders (Fremdbeurteilungsbogen für Angststörungen) from the Diagnostic System for Mental Disorders in Childhood and Adolescence (Diagnostik-System für psychische Störungen im Kindes- und Jugendalter; Döpfner et al. [11])

· DISYPS-KJ=Diagnostic System for Mental Disorders in Childhood and Adolescence (Diagnostik-System für psychische Störungen im Kindes- und Jugendalter; Döpfner et al. [11])

· CES-DC=Center for Epidemiological Studies Depression Scale for Children (Radloff et al. [12]; German version by Barkmann et al. [13])

· DIKJ=Depression Inventory for Children and Adolescents (Depressions-Inventar für Kinder und Jugendliche; Stiensmeier-Pelster et al. [14,15])

· PHQ-8=Patient Health Questionnaire-8 (Kroenke et al. [16]; German version by Löwe et al. [9]; Gräfe et al. [10])

· FBB-DES=Proxy-questionnaire for Depressive disorders (Fremdbeurteilungsbogen für Depressive Störungen) from the Diagnostic System for Mental Disorders in Childhood and Adolescence (Diagnostik-System für psychische Störungen im Kindes- und Jugendalter; Döpfner et al. [11])

· CBCL=Child Behavior Checklist (Achenbach [17]; German version by Arbeitsgruppe Deutsche Child Behavior Checklist [18])

· ADHD=Attention deficit hyperactivity disorder

· CRS-R=Conners‘ Rating Scales-Revised (Conners [19]; Conners et al. [20])

· FBB-HKS=Proxy-questionnaire for Hyperkinetic disorders (Fremdbeurteilungsbogen für hyperkinetische Störungen) from the Diagnostic System for Mental Disorders in Childhood and Adolescence (Diagnostik-System für psychische Störungen im Kindes- und Jugendalter; Döpfner et al. [11])

· SCOFF=SCOFF Questionnaire (Morgan et al. [21]; Hölling et al. [22])

· DIPS=Diagnostic Interview for Mental Disorders in Children and Adolescents (Diagnostisches Interview bei psychischen Störungen im Kindes- und Jugendalter; Schneider et al. [23]; Unnewehr et al. [24])

· CID-S=Composite International Diagnostic Screener (Wittchen et al. [25])

· KINDL-R=Questionnaire to assess Health-related Quality of Life in Children and Adolescents – Revised version (Ravens-Sieberer et al. [26])

· KIDSCREEN=Quality of Life Questionnaire for Children and Adolescents (Ravens-Sieberer et al. [27])

· SF-36=Short Form-36 Health Survey (Ware et al. [28]; German version by Bullinger et al. [29])

· SCL-S-9=Symptom-Check List Shortversion-9 (Klaghofer et al. [30])

· SF-12= Short Form-12 Health survey (Ware et al. [31]; German version by Bullinger et al. [29])

· GSE=General Self-Efficacy Scale (Schwarzer et al. [32]; German version by Schwarzer et al. [33])

· SPPC=Self-Perception Profile for Children (Harter [34]; German version by Asendorpf et al. [35])

· CHIP-AE=Child Health and Illness Profile-Adolescent Edition (Starfield et al. [36])

· ACOPE=Problem-focused Coping (Problemorientiertes, aktives Coping; Jerusalem et al. [37])

· ECOPE=Emotion-focused Coping (Emotionsorientiertes, vermeidendes Coping; Bäßler et al. [38])

· BFW=Berner Questionnaire on Adolescents’ Subjective Well-Being (Berner Fragebogen für Wohlbefinden; Grob et al. [39])

· CSOS=Children’s Sense of Coherence Scale (Margalit et al. [40]; German version by Kern et al. [41])

· FCS=Family Climate Scale (Familienklima-Skala; Schneewind et al. [42]) which is the German adaptation of the Family Environmental Scale (Moos [43]; Moos et al. [44])

· HBSC=Health Behaviour in School-aged Children survey (Currie et al. [45])

· SSS=Social Support Scale (Donald et al. [46])

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