Publications by authors named "Anne-Liis von Knorring"

New insights into how depression is linked to physical health throughout the lifespan could potentially inform clinical decision making. The aim of this study was to explore the association of adolescent depression with subsequent prescriptions of anti-infectives and anti-inflammatories in adulthood. The study was based on the Uppsala Longitudinal Adolescent Depression Study (ULADS), a Swedish prospective cohort study initiated in 1991.

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Purpose: Depression at all ages is recognized as a global public health concern, but less is known about the welfare burden following early-life depression. This study aimed to (1) estimate the magnitude of associations between depression in adolescence and social transfer payments in adulthood; and (2) address the impact of major comorbid psychopathology on these associations.

Methods: This is a longitudinal cohort study of 539 participants assessed at age 16-17 using structured diagnostic interviews.

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In the beginning of the 2000s, an increasing number of asylum-seeking children in Sweden fell into a stuporous condition. In the present study, we report 46 consecutive children with the most severe form of this illness where the children were unable to give any response at all, did not react to pain, cold or touching, could not be supported to sit or stand on their feet, could not do anything when requested, and in most cases had enuresis/encopresis. A minority of the children came from war zones (n = 8, 17.

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Background: Depression in adolescence is associated with increased healthcare consumption in adulthood, but prior research has not recognized the heterogeneity of depressive disorders. This paper investigated the additional healthcare usage and related costs in mid-adulthood for individuals with adolescent depression, and examined the mediating role of subsequent depression in early adulthood.

Methods: This study was based on the Uppsala Longitudinal Adolescent Depression Study, initiated in Sweden in the early 1990s.

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Purpose: To present the Uppsala Longitudinal Adolescent Depression Study, initiated in Uppsala, Sweden, in the early 1990s. The initial aim of this epidemiological investigation was to study the prevalence, characteristics and correlates of adolescent depression, and has subsequently expanded to include a broad range of social, economic and health-related long-term outcomes and cost-of-illness analyses.

Participants: The source population was first-year students (aged 16-17) in upper-secondary schools in Uppsala during 1991-1992, of which 2300 (93%) were screened for depression.

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Background: We aimed to outline the early risk factors for adult bipolar disorder (BPD) in adolescents with mood disorders.

Methods: Adolescents (16-17 years old) with mood disorders (n = 287; 90 participants with hypomania spectrum episodes and 197 with major depressive disorder [MDD]) were identified from a community sample. Fifteen years later (at 30-33 years of age), mood episodes were assessed (n = 194).

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Background: We investigated whether adolescents with hypomania spectrum episodes have an excess risk of mental and physical morbidity in adulthood, as compared with adolescents exclusively reporting major depressive disorder (MDD) and controls without a history of adolescent mood disorders.

Methods: A community sample of adolescents (N = 2 300) in the town of Uppsala, Sweden, was screened for depressive symptoms. Both participants with positive screening and matched controls (in total 631) were diagnostically interviewed.

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The aim of this study was to describe the pediatric population with ADHD and their pharmacological treatment. Using the Swedish National Patient Register and the Prescribed Drug Register we identified individuals below 19 years of age who were diagnosed or medically treated for ADHD for the first time 2006-2007. The unique patient identifiers were used to link information from the two registers to describe demographic characteristics, hospital care and drug treatments.

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Background: There is a lack of population-based long-term longitudinal research on mental health status and functional physical/somatic symptoms. Little is known about the long-term mental health outcomes associated with somatic symptoms or the temporal relationship between depression and such symptoms. This 15-year study followed up adolescents with depression and matched controls, screened from a population-based sample, who reported different numbers of somatic symptoms.

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Purpose: Both "social causation" and "social selection" offer plausible explanations for an association between education and mental health. We aimed to explore these processes in unipolar depression, with a specific focus on school performance and family tradition of education.

Method: Grandchildren (N = 28,089, 49% female, aged 13-47 years in 2002) of a cohort born in Uppsala, Sweden, in 1915-1929 were studied in national registers.

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Purpose: The prescription drugs have, to our knowledge, not been much studied in epidemiological samples with long-term follow-up. Accordingly, our purpose was to analyze the use of prescription drugs in adults with adolescent depression.

Methods: A population-based cohort of adolescents (n = 2465) was screened for the presence of depressive symptoms and diagnosed according to a structured interview.

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Objective: To study excess mortality, causes of death, and co-morbidity in patients with eating disorder (ED), treated in a Swedish specialist facility.

Method: A retrospective cohort study of 201 patients with ED followed from 1974 to year 2001 in the Swedish Causes of Death Register (SCODR). Standardized mortality ratio (SMR) was calculated with respect to the Swedish population, by gender, age, and calendar time.

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Aim: This study aims to investigate the prevalence of somatic symptoms in depressed adolescents and in their healthy peers. A second aim is to investigate the correlation, in the depressed adolescents, between the number of somatic symptoms and severe concurrent symptoms, signs and life events.

Methods: The total population of 16-17 year olds - in the city of Uppsala - was screened for depression and then interviewed using a structured interview questionnaire.

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Adolescent depression is common. Earlier studies indicate that relapses and recurrences are common. But many questions are still unanswered.

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Background: An increased prescription of central stimulants (CS) for treatment of attention-deficit hyperactivity disorder (ADHD) in children and adolescents has been reported in Sweden.

Aims: To follow-up the treatment with CS as concerns total as well as regional differences in prescription rate. Efficacy and side-effects reported and gender differences in prescription over time also have been summarized.

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Objectives: Growing evidence indicates that depression is an important risk factor for coronary heart disease. Thus, the aim of the present study has been to investigate if young women with adolescent onset and recurrent depressive disorders have signs of carotid intima and media changes already at the age of 30.

Methods: Fifteen subjects with adolescent onset recurrent depressive disorders, mean age 31.

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Background:   Traumatic experiences and post-traumatic stress symptoms were assessed in Kurdish children in their native country and in exile.

Method:   312 randomly selected school-age children at two sites completed assessments of traumatic experiences and post-traumatic symptoms.

Results:   Although traumatic experiences showed more similarities than differences between the two samples, the PTSD frequencies and post-traumatic stress symptom scores were higher in Kurdistan than in exile.

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The prevalence and correlates of post-traumatic stress disorder (PTSD) were assessed in random samples of school-aged Kurdistanian children and their parents in homeland and exile. Of the 376 eligible children at the two sites, 312 children and their parents (293 mothers and 248 fathers) completed the Harvard-Uppsala Trauma Questionnaire and Posttraumatic Stress Symptom interviews for children, and Harvard Trauma Questionnaire for parents. Unlike their children, fathers showed significantly higher PTSD frequencies in exile than in the homeland.

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Aim: To evaluate the effects of massage in 4- to 5-year-old children with aggression and deviant behaviour at day-care centres.

Method: The children received daily massage in preschool at the midday rest (n = 60). The controls were listening to a story (n = 50).

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The aim of study was to estimate the score of symptoms of depression with the Children's Depression Inventory (CDI) among Estonian schoolchildren aged 7-13-year-old, according to age and gender differences, and to identify the components in factor analysis characterising self-reported childhood symptoms of depression. The applicability of the CDI in 7-year-old children was also estimated. The number of subjects in the study was 725 (342 girls and 383 boys), and the mean age was 10.

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Objective: Internationally adopted delinquents are overrepresented in juvenile Swedish institutions. With the purpose of investigating possible reasons for this overrepresentation, this study compared adopted delinquent adolescents and internationally adopted controls in the structure and functioning of their current relations, especially with their parents.

Methods: Internationally adopted adolescents admitted to institutional care (N=20) and non-delinquent internationally adopted controls (N=21) were compared through: a questionnaire; "family relations", a subscale in I think I am; "Family climate" (from Karolinska Scale of Personality); Individual Schedule of Social Interaction; and an Attachment Test.

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To identify child mental health problems in a mid-sized to large city in Iraqi Kurdistan, the Reporting Questionnaire for Children (RQC), followed by the Child Behaviour Checklist (CBCL) and the Post-traumatic Stress Symptom Checklist for Children (PTSS-C), were administered in interview form to the caregivers of 806 school-aged children. To cover different categories of children, four samples were randomly selected from among the general population (n = 201), orphans (n = 241), primary medical care patients (n = 199), and hospital patients (n = 165). The RQC revealed satisfactory validity against a deviant CBCL cut-off.

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Objective: To examine patterns of psychiatric comorbid disorders and associated problems in a school population of children with tic disorders.

Method: From a total population of 4,479 children, 25 with Tourette's disorder (TD), 34 with chronic motor tics (CMT), 24 with chronic vocal tics (CVT), and 214 with transient tics (TT) during the past year were found. A three-stage procedure was used: tic screening, telephone interview, and clinical assessment.

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