A new study finds that 75% of the cases of paediatric bipolar disorder are diagnosed late – up to 18 months – due to the symptoms manifesting themselves in a different manner depending on whether the patient is a child or adult. Moreover, 25% of sufferers have a delay in their medical diagnoses of up to three years and four months, according to a study by the Department of Psychiatry and Medical Psychology at the University Hospital of Navarra, in collaboration with the Paediatric Psychopharmacology Unit at the Massachusetts General Hospital at Harvard University (Boston, United States).
As Dr. Inmaculada Escamilla Canales, specialist at the Madrid-based Child and Adolescent Psychiatry Unit of the University Hospital of Navarra explained, the research was based on an article previously published by her department in 2005 in which the perspectives of bipolar disorder amongst children outside the USA were reviewed. A very low incidence was observed in Europe compared to the North American samples, especially amongst certain countries. Also, in Great Britain, a study undertaken with a sufficiently representative sample concluded that the rate for this illness was non-existent.
READ MORE @ SCIENCE DAILY
Showing posts with label incidence. Show all posts
Showing posts with label incidence. Show all posts
Thursday, September 24, 2009
Saturday, January 31, 2009
Women's mental health deteriorates as one in five experience common disorders
An NHS report has found a significant increase in the number of women suffering from depression, anxiety and suicidal thoughts
Women's mental health is deteriorating according to an NHS report that has found that more than one in five of the adult female population experiences depression, anxiety or suicidal thoughts.
The report found the proportion of women aged 16-64 with common mental disorders (CMDs) increased from 19.1% in 1993 to 21.5% in 2007, whereas the rate in men did not alter significantly.
The largest increase in CMD rates, up 20% between 1993 and 2007, was among women aged 45-64. The proportion of women aged 16-74 reporting suicidal thoughts also increased from 4.2% in 2000 to 5.5% in 2007.
Based on the results of a study of over 7,000 households carried out by the National Centre for Social Research together with researchers at the University of Leicester, the Adult Psychiatric Morbidity Survey is the latest in a series of surveys conducted at roughly seven-year intervals, with previous surveys carried out by the Office for National Statistics in 1993 and 2000.
READ MORE @ GUARDIAN
Women's mental health is deteriorating according to an NHS report that has found that more than one in five of the adult female population experiences depression, anxiety or suicidal thoughts.
The report found the proportion of women aged 16-64 with common mental disorders (CMDs) increased from 19.1% in 1993 to 21.5% in 2007, whereas the rate in men did not alter significantly.
The largest increase in CMD rates, up 20% between 1993 and 2007, was among women aged 45-64. The proportion of women aged 16-74 reporting suicidal thoughts also increased from 4.2% in 2000 to 5.5% in 2007.
Based on the results of a study of over 7,000 households carried out by the National Centre for Social Research together with researchers at the University of Leicester, the Adult Psychiatric Morbidity Survey is the latest in a series of surveys conducted at roughly seven-year intervals, with previous surveys carried out by the Office for National Statistics in 1993 and 2000.
READ MORE @ GUARDIAN
Sunday, December 14, 2008
Is There Really an Epidemic of Depression? A new book argues that the mental illness is being overdiagnosed
LEHRER: In your book, you take a critical look at major depressive disorder (MDD), a mental illness that will afflict approximately 10 percent of individuals at some point during their life. In recent decades, the number of cases of MDD has sharply increased. Are we currently experiencing an epidemic of depression? Or is this surge due to changes in diagnosis?
HORWITZ AND WAKEFIELD: Our book argues that, despite widespread beliefs to the contrary, the rate of depressive disorders in the population has not undergone a general upsurge. In fact, careful studies that use the same criterion for diagnosis over time reveal no change in the prevalence of depression. What has changed is the growing number of people who seek treatment for this condition, the increase in prescriptions for antidepressant medications, the number of articles about depression in the media and scientific literature, and the growing presence of depression as a phenomenon in popular culture. It is also true that epidemiological studies of the general population appear to reveal immense amounts of untreated depression. All of these changes lead to the perception that the disorder itself has become more common.
READ MORE @ SCIENTIFIC AMERICAN
HORWITZ AND WAKEFIELD: Our book argues that, despite widespread beliefs to the contrary, the rate of depressive disorders in the population has not undergone a general upsurge. In fact, careful studies that use the same criterion for diagnosis over time reveal no change in the prevalence of depression. What has changed is the growing number of people who seek treatment for this condition, the increase in prescriptions for antidepressant medications, the number of articles about depression in the media and scientific literature, and the growing presence of depression as a phenomenon in popular culture. It is also true that epidemiological studies of the general population appear to reveal immense amounts of untreated depression. All of these changes lead to the perception that the disorder itself has become more common.
READ MORE @ SCIENTIFIC AMERICAN
Thursday, April 24, 2008
NIH study reveals incidence, precursors and psychiatric sequelae of major psychiatric disorders
A new study by the National Institute on Alcohol Abuse and Alcoholism (NIAAA) presents results on the first onset of substance use disorders (i.e., alcohol and drug abuse and dependence) and major mood and anxiety disorders, based on Wave 2 of the National Epidemiologic Survey on Alcohol and Related Conditions (NESARC).
This landmark survey is the first conducted in the U.S. to identify rates of first episodes (i.e., incidence) of these disorders in the U.S. population. In addition, it provides information on sociodemographic and psychopathologic risk factors for those disorders—information critical for developing evidence-based preventive interventions—and estimates risk for subsequent comorbid disorders.
Bridget Grant, Ph.D., Chief of NIAAA’s Laboratory of Biometry and Epidemiology, and her colleagues found that 1-year incidence rates were highest for DSM-IV alcohol dependence (1.70%), alcohol abuse (1.02%), major depressive disorder (1.51%) and generalized anxiety disorder (1.12%), followed by panic disorder (0.62%), bipolar I disorder (0.53%) and specific phobia (0.44%). One-year incidence rates of DSM-IV social phobia (0.32%), bipolar II (0.21%) and drug abuse (0.28%) and drug dependence (0.32%) were lower but not insignificant. These rates are comparable to or exceed corresponding incidence rates for other common medical diseases such as lung cancer (0.06%), stroke (0.45%) and cardiovascular disease (1.5%).
READ MORE @ EUREKALERT
This landmark survey is the first conducted in the U.S. to identify rates of first episodes (i.e., incidence) of these disorders in the U.S. population. In addition, it provides information on sociodemographic and psychopathologic risk factors for those disorders—information critical for developing evidence-based preventive interventions—and estimates risk for subsequent comorbid disorders.
Bridget Grant, Ph.D., Chief of NIAAA’s Laboratory of Biometry and Epidemiology, and her colleagues found that 1-year incidence rates were highest for DSM-IV alcohol dependence (1.70%), alcohol abuse (1.02%), major depressive disorder (1.51%) and generalized anxiety disorder (1.12%), followed by panic disorder (0.62%), bipolar I disorder (0.53%) and specific phobia (0.44%). One-year incidence rates of DSM-IV social phobia (0.32%), bipolar II (0.21%) and drug abuse (0.28%) and drug dependence (0.32%) were lower but not insignificant. These rates are comparable to or exceed corresponding incidence rates for other common medical diseases such as lung cancer (0.06%), stroke (0.45%) and cardiovascular disease (1.5%).
READ MORE @ EUREKALERT
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