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Karen Ritchie

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Marion Mortamais; Jordan Muraskin; Florence Portet; Frank A Provenzano; Christelle Reynes; Karen Ritchie; Robert Sabatier; Jacques Touchon; Claudine Berr; Alain Bonafé; Adam M Brickman; Emmanuelle le Bars; Jerome J Maller; Chantal Meslin; Sylvaine Artero
Spatial distribution of cerebral white matter lesions predicts progression to mild cognitive impairment and dementia.
Isabelle Jaussent; Karen Ritchie; Christophe Tzourio; Jean-Philippe Empana; Catherine Helmer; Marie Laure Ancelin; Alain Besset; Jean Bouyer; Yves Dauvilliers
Insomnia, daytime sleepiness and cardio-cerebrovascular diseases in the elderly: a 6-year prospective study.
Pascale Barberger-Gateau; Jean-François Dartigues; Catherine Féart; Jean-Charles Lambert; Karine Pérès; Karen Ritchie; Annick Alpérovitch
From genetics to dietetics: the contribution of epidemiology to understanding Alzheimer's disease.

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2013: Marion Mortamais; Jordan Muraskin; Florence Portet; Frank A Provenzano; Christelle Reynes; Karen Ritchie; Robert Sabatier; Jacques Touchon; Claudine Berr; Alain Bonafé; Adam M Brickman; Emmanuelle le Bars; Jerome J Maller; Chantal Meslin; Sylvaine Artero
Spatial distribution of cerebral white matter lesions predicts progression to mild cognitive impairment and dementia.
PloS one 2013;8(2):e56972.
2013: Isabelle Jaussent; Karen Ritchie; Christophe Tzourio; Jean-Philippe Empana; Catherine Helmer; Marie Laure Ancelin; Alain Besset; Jean Bouyer; Yves Dauvilliers
Insomnia, daytime sleepiness and cardio-cerebrovascular diseases in the elderly: a 6-year prospective study.
PloS one 2013;8(2):e56048.
2013: Pascale Barberger-Gateau; Jean-François Dartigues; Catherine Féart; Jean-Charles Lambert; Karine Pérès; Karen Ritchie; Annick Alpérovitch
From genetics to dietetics: the contribution of epidemiology to understanding Alzheimer's disease.
Journal of Alzheimer's disease : JAD 2013;33 Suppl 1():S457-63.
2013: Mirella Genziani; Hélène Amieva; Sylvaine Artero; Yannick Béjot; Robert Stewart; Karen Ritchie
Subjective memory impairment, objective cognitive functioning and social activity in French older people: findings from the Three Cities study.
Geriatrics & gerontology international 2013;13(1):139-45.
2012: Joanna Norton; Karen Ritchie; Rob Stewart; Marie Laure Ancelin; Claudine Berr; Isabelle Carrière
Anxiety symptoms and disorder predict activity limitations in the elderly.
Journal of affective disorders 2012;141(2-3):276-85.
2012: Karen Ritchie; Sylvaine Artero; Alain Bonafé; Philippe Courtet; Nicolas Menjot de Champfleur; Isabelle Jaussent; Emmanuelle Le Bars; Alain Malafosse; Jerome Maller; Chantal Meslin; Florence Portet; Marie Laure Ancelin
Depression in elderly persons subject to childhood maltreatment is not modulated by corpus callosum and hippocampal loss.
Journal of affective disorders 2012;141(2-3):294-9.
2012: José Alberto Avila-Funes; Laure Carcaillon; Isabelle Carrière; Jean-François Dartigues; Catherine Helmer; Karen Ritchie; Olivier Rouaud; Christophe Tzourio; Hélène Amieva
Is frailty a prodromal stage of vascular dementia? Results from the Three-City Study.
Journal of the American Geriatrics Society 2012;60(9):1708-12.
2012: Marie Laure Ancelin; Claudine Berr; Isabelle Carrière; Isabelle Chaudieu; Catherine Helmer; Florence Pasquier; Olivier Rouaud; Karen Ritchie
Steroid and nonsteroidal anti-inflammatory drugs, cognitive decline, and dementia.
Neurobiology of aging 2012;33(9):2082-90.
2012: Valérie Bergua; Jean Bouisson; Jean-François Dartigues; Mélanie Le Goff; Céline Meillon; Olivier Potvin; Karen Ritchie; Olivier Rouaud; Hélène Amieva
The STAI-Y trait scale: psychometric properties and normative data from a large population-based study of elderly people.
International psychogeriatrics / IPA 2012;24(7):1163-71.
2012: Joanna Norton; Karen Ritchie; Jean-Philippe Boulenger; Josip Car; Michel David; Guilhem De Roquefeuil; Anthony Mann
Frequent attendance in family practice and common mental disorders in an open access health care system.
Journal of psychosomatic research 2012;72(6):413-8.
2012: Craig W Ritchie; Karen Ritchie
The PREVENT study: a prospective cohort study to identify mid-life biomarkers of late-onset Alzheimer's disease.
BMJ open 2012;2(6):.
2012: Jaqueline Scali; Maryvonne Soulier; Marie Laure Ancelin; Catherine Gandubert; Karen Ritchie; Isabelle Chaudieu
Measuring resilience in adult women using the 10-items Connor-Davidson Resilience Scale (CD-RISC). Role of trauma exposure and anxiety disorders.
PloS one 2012;7(6):e39879.
2012: Joanne Ryan; Jaqueline Scali; Pierre-Yves Scarabin; Marianne Canonico; Laure Carcaillon; Isabelle Carrière; Jean-Francois Dartigues; carole dufouil; Karen Ritchie; Marie Laure Ancelin
Hormone treatment, estrogen receptor polymorphisms and mortality: a prospective cohort study.
PloS one 2012;7(3):e34112.
2012: Marie Laure Ancelin; Sophie Auriacombe; Pascale Barberger-Gateau; Claudine Berr; Isabelle Carrière; Anne-Marie Dupuy; Spiros Fourlanos; Olivier Rouaud; Karen Ritchie
Lipid lowering agents, cognitive decline, and dementia: the three-city study.
Journal of Alzheimer's disease : JAD 2012;30(3):629-37.
2012: Karen Ritchie; Craig W Ritchie
Mild cognitive impairment (MCI) twenty years on.
International psychogeriatrics / IPA 2012;24(1):1-5.
2011: Isabelle Carrière; Laure Anne Gutierrez; Karine Pérès; Karen Ritchie; Pascale Barberger-Gateau; Claudine Berr; Marie Laure Ancelin
Late life depression and incident activity limitations: influence of gender and symptom severity.
Journal of affective disorders 2011;133(1-2):42-50.
2011: Isabelle Chaudieu; Joanna Norton; Karen Ritchie; Guillaume Vaiva; Philippe Birmes; Marie Laure Ancelin
Late-life health consequences of exposure to trauma in a general elderly population: the mediating role of reexperiencing posttraumatic symptoms.
The Journal of clinical psychiatry 2011;72(7):929-35.
2011: Sylvaine Artero; Anne-Marie Dupuy; Alain Malafosse; Jacques Touchon; Karen Ritchie
War exposure, 5-HTTLPR genotype and lifetime risk of depression.
The British journal of psychiatry : the journal of mental science 2011;199(1):43-8.
2011: Joanna Norton; Guilhem De Roquefeuil; Michel David; Jean-Philippe Boulenger; Karen Ritchie; Anthony Mann
The mental health of doctor-shoppers: experience from a patient-led fee-for-service primary care setting.
Journal of affective disorders 2011;131(1-3):428-32.
2011: Danielle Wilson; Karen Ritchie; Ruth Peters; Craig W Ritchie
Latest Advances on Interventions that May Prevent, Delay or Ameliorate Dementia.
Therapeutic advances in chronic disease 2011;2(3):161-73.
2011: Karen Ritchie; Isabelle Jaussent; Robert Stewart; Anne-Marie Dupuy; Philippe Courtet; Alain Malafosse; Marie Laure Ancelin
Adverse childhood environment and late-life cognitive functioning.
International journal of geriatric psychiatry 2011;26(5):503-10.
2010: Jacqueline Scali; Joanne Ryan; Isabelle Carrière; Jean-François Dartigues; Béatrice Tavernier; Karen Ritchie; Marie Laure Ancelin
A prospective study of hormone therapy and depression in community-dwelling elderly women: the Three City Study.
The Journal of clinical psychiatry 2010;71(12):1673-9.
2010: Tasnime N Akbaraly; Mika Kivimaki; Marie Laure Ancelin; Pascale Barberger-Gateau; Thibault Mura; Christophe Tzourio; Jacques Touchon; Karen Ritchie; Claudine Berr
Metabolic syndrome, its components, and mortality in the elderly.
The Journal of clinical endocrinology and metabolism 2010;95(11):E327-32.
2010: Karen Ritchie; Marie Laure Ancelin; Ephrem Beaino; Florence Portet; Adam M Brickman; Jean-François Dartigues; Christophe Tzourio; Anne-Marie Dupuy; Craig W Ritchie; Claudine Berr; Sylvaine Artero
Retrospective identification and characterization of mild cognitive impairment from a prospective population cohort.
The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry 2010;18(8):692-700.
2010: I Beluche; Isabelle Carrière; Karen Ritchie; Marie Laure Ancelin
A prospective study of diurnal cortisol and cognitive function in community-dwelling elderly people.
Psychological medicine 2010;40(6):1039-49.
2010: Audrey Bonaventure; Tobias Kurth; Fernando Pico; Pascale Barberger-Gateau; Karen Ritchie; Christian Stapf; Christophe Tzourio
Triglycerides and risk of hemorrhagic stroke vs. ischemic vascular events: The Three-City Study.
Atherosclerosis 2010;210(1):243-8.
2010: Karen Ritchie; Isabelle Carrière; C W Ritchie; Claudine Berr; Sylvaine Artero; Marie Laure Ancelin
Designing prevention programmes to reduce incidence of dementia: prospective cohort study of modifiable risk factors.
BMJ (Clinical research ed.) 2010;341():c3885.
2010: Karen Ritchie; Sylvaine Artero; Florence Portet; Adam Brickman; Jordan Muraskin; Ephrem Beanino; Marie Laure Ancelin; Isabelle Carrière
Caffeine, cognitive functioning, and white matter lesions in the elderly: establishing causality from epidemiological evidence.
Journal of Alzheimer's disease : JAD 2010;20 Suppl 1():S161-6.
2009: Karen Ritchie; D Villebrun
[Severe depression : environmental factors of severe depression : depression in parents].
L'Encéphale 2009;35 Suppl 7():S296-300.
2009: Joanna Norton; Guilhem De Roquefeuil; M David; Jean-Philippe Boulenger; Karen Ritchie; Anthony Mann
[Prevalence of psychiatric disorders in French general practice using the patient health questionnaire: comparison with GP case-recognition and psychotropic medication prescription].
L'Encéphale 2009;35(6):560-9.
2009: Joanne Ryan; Isabelle Carrière; Jaqueline Scali; Jean-François Dartigues; Christophe Tzourio; M Poncet; Karen Ritchie; Marie Laure Ancelin
Characteristics of hormone therapy, cognitive function, and dementia: the prospective 3C Study.
Neurology 2009;73(21):1729-37.
2009: Catherine Gandubert; Isabelle Carrière; Chantal Escot; Maryvonne Soulier; Aziz Hermès; Patrick Boulet; Karen Ritchie; Isabelle Chaudieu
Onset and relapse of psychiatric disorders following early breast cancer: a case-control study.
Psycho-oncology 2009;18(10):1029-37.
2009: T N Akbaraly; Florence Portet; S Fustinoni; Jean-François Dartigues; Sylvaine Artero; O Rouaud; Jacques Touchon; Karen Ritchie; Claudine Berr
Leisure activities and the risk of dementia in the elderly: results from the Three-City Study.
Neurology 2009;73(11):854-61.
2009: D Capdevielle; Jean-Philippe Boulenger; D Villebrun; Karen Ritchie
[Schizophrenic patients' length of stay: mental health care implication and medicoeconomic consequences].
L'Encéphale 2009;35(4):394-9.
2009: Karen Ritchie; Isabelle Jaussent; Robert Stewart; Anne-Marie Dupuy; Philippe Courtet; Marie Laure Ancelin; Alain Malafosse
Association of adverse childhood environment and 5-HTTLPR Genotype with late-life depression.
The Journal of clinical psychiatry 2009;70(9):1281-8.
2009: Marie-Noël Vercambre; Marie-Christine Boutron-Ruault; Karen Ritchie; Françoise Clavel-Chapelon; Claudine Berr
Long-term association of food and nutrient intakes with cognitive and functional decline: a 13-year follow-up study of elderly French women.
The British journal of nutrition 2009;102(3):419-27.
2009: Isabelle Carrière; Annie Fourrier-Reglat; Jean-François Dartigues; Olivier Rouaud; Florence Pasquier; Karen Ritchie; Marie Laure Ancelin
Drugs with anticholinergic properties, cognitive decline, and dementia in an elderly general population: the 3-city study.
Archives of internal medicine 2009;169(14):1317-24.
2009: Claudine Berr; Florence Portet; Isabelle Carriere; Tasnime N Akbaraly; Catherine Feart; Veronique Gourlet; Nicole Combe; Pascale Barberger-Gateau; Karen Ritchie
Olive oil and cognition: results from the three-city study.
Dementia and geriatric cognitive disorders 2009;28(4):357-64.
2009: Annick Alpérovitch; Marion Bertrand; Eric Jougla; Jean-Sébastien Vidal; Pierre Ducimetière; Catherine Helmer; Karen Ritchie; Gérard Pavillon; Christophe Tzourio
Do we really know the cause of death of the very old? Comparison between official mortality statistics and cohort study classification.
European journal of epidemiology 2009;24(11):669-75.
2009: Sarah Berdot; Marion Bertrand; Jean-François Dartigues; Annie Fourrier; Benoît Tavernier; Karen Ritchie; Annick Alpérovitch
Inappropriate medication use and risk of falls--a prospective study in a large community-dwelling elderly cohort.
BMC geriatrics 2009;9():30.
2008: Agnès Soudry; Carole Dufouil; Karen Ritchie; Jean-François Dartigues; Christophe Tzourio; Annick Alpérovitch
Factors associated with antidepressant use in depressed and non-depressed community-dwelling elderly: the three-city study.
International journal of geriatric psychiatry 2008;23(3):324-30.
2008: Isabelle Chaudieu; Isabelle Beluche; Joanna Norton; Jean-Philippe Boulenger; Karen Ritchie; Marie Laure Ancelin
Abnormal reactions to environmental stress in elderly persons with anxiety disorders: evidence from a population study of diurnal cortisol changes.
Journal of affective disorders 2008;106(3):307-13.
2008: Anne-Marie Dupuy; Isabelle Carrière; Jaqueline Scali; Jean-Paul Cristol; Karen Ritchie; Jean-François Dartigues; P Gambert; Marie Laure Ancelin
Lipid levels and cardiovascular risk in elderly women: a general population study of the effects of hormonal treatment and lipid-lowering agents.
Climacteric : the journal of the International Menopause Society 2008;11(1):74-83.
2008: Joanne Ryan; Jaqueline Scali; Isabelle Carriere; Karen Ritchie; Marie Laure Ancelin
Hormonal treatment, mild cognitive impairment and Alzheimer's disease.
International psychogeriatrics / IPA 2008;20(1):47-56.
2008: Catherine Helmer; Karine Pérès; Antoine Pariente; Florence Pasquier; Sophie Auriacombe; Michel Poncet; Florence Portet; Olivier Rouaud; Karen Ritchie; Christophe Tzourio; Jean-François Dartigues
Primary and secondary care consultations in elderly demented individuals in France. Results from the Three-City Study.
Dementia and geriatric cognitive disorders 2008;26(5):407-15.
2008: Joanne Ryan; Isabelle Carriere; Karen Ritchie; Robert Stewart; Gwladys Toulemonde; Jean-François Dartigues; Christophe Tzourio; Marie Laure Ancelin
Late-life depression and mortality: influence of gender and antidepressant use.
The British journal of psychiatry : the journal of mental science 2008;192(1):12-8.
2008: Agnès Soudry; Carole Dufouil; Karen Ritchie; Jean-François Dartigues; Christophe Tzourio; Annick Alpérovitch
Factors associated with changes in antidepressant use in a community-dwelling elderly cohort: the Three-City Study.
European journal of clinical pharmacology 2008;64(1):51-9.
2007: Norifumi Tsuno; Isabelle Jaussent; Yves Dauvilliers; Jacques Touchon; Karen Ritchie; Alain Besset
Determinants of excessive daytime sleepiness in a French community-dwelling elderly population.
Journal of sleep research 2007;16(4):364-71.
2007: Karen Ritchie; Isabelle Carrière; A de Mendonca; Florence Portet; Jean-François Dartigues; O Rouaud; Pascale Barberger-Gateau; Marie Laure Ancelin
The neuroprotective effects of caffeine: a prospective population study (the Three City Study).
Neurology 2007;69(6):536-45.
2007: Joanna Norton; Guilhem De Roquefeuil; Jean-Philippe Boulenger; Karen Ritchie; Anthony Mann; Andre Tylee
Use of the PRIME-MD Patient Health Questionnaire for estimating the prevalence of psychiatric disorders in French primary care: comparison with family practitioner estimates and relationship to psychotropic medication use.
General hospital psychiatry 2007;29(4):285-93.
2007: Marie Laure Ancelin; Jaqueline Scali; Karen Ritchie
Hormonal therapy and depression: are we overlooking an important therapeutic alternative?
Journal of psychosomatic research 2007;62(4):473-85.
2007: Marie Laure Ancelin; Yves Christen; Karen Ritchie
Is antioxidant therapy a viable alternative for mild cognitive impairment? Examination of the evidence.
Dementia and geriatric cognitive disorders 2007;24(1):1-19.
2007: Ophélia Godin; Carole Dufouil; Karen Ritchie; Jean-François Dartigues; Christophe Tzourio; Karine Pérès; Sylvaine Artero; Annick Alpérovitch
Depressive symptoms, major depressive episode and cognition in the elderly: the three-city study.
Neuroepidemiology 2007;28(2):101-8.
2006: Sylvaine Artero; Marie Laure Ancelin; Karen Ritchie
[Epidemiology of mental diseases in the elderly].
L'Encéphale 2006;32 Pt 4():S1091-4.
2006: Karen Ritchie; Florence Portet
'I think therefore I am': improving cognition.
Current opinion in psychiatry 2006;19(6):570-4.
2006: Marie Laure Ancelin; Sylvaine Artero; I Beluche; Alain Besset; Jean-Philippe Boulenger; Isabelle Carrière; I Chaudieu; Philippe Courtet; Anne-Marie Dupuy; Isabelle Jaussent; Alain Malafosse; Joanna Norton; Guilhem De Roquefeuil; J Ryan; Jaqueline Scali; Jacques Touchon; Karen Ritchie
[The Esprit Project: a longitudinal general population study of psychiatric disorders in France in subjects over 65 years old].
L'Encéphale 2006;32 Pt 5():S615-21.
2006: Marie Laure Ancelin; Sylvaine Artero; Florence Portet; Anne-Marie Dupuy; Jacques Touchon; Karen Ritchie
Non-degenerative mild cognitive impairment in elderly people and use of anticholinergic drugs: longitudinal cohort study.
BMJ (Clinical research ed.) 2006;332(7539):455-9.
2006: Sylvaine Artero; Bernard Astruc; Philippe Courtet; Karen Ritchie
Life-time history of suicide attempts and coronary artery disease in a community-dwelling elderly population.
International journal of geriatric psychiatry 2006;21(2):108-12.
2006: Sylvaine Artero; Ronald C. Petersen; Jacques Touchon; Karen Ritchie
Revised criteria for mild cognitive impairment: validation within a longitudinal population study.
Dementia and geriatric cognitive disorders 2006;22(5-6):465-70.
2006: Emilie Mas; Anne-Marie Dupuy; Sylvaine Artero; Florence Portet; Jean-Paul Cristol; Karen Ritchie; Jacques Touchon
Functional Vitamin E deficiency in ApoE4 patients with Alzheimer's disease.
Dementia and geriatric cognitive disorders 2006;21(3):198-204.
2005: Norifumi Tsuno; Alain Besset; Karen Ritchie
Sleep and depression.
The Journal of clinical psychiatry 2005;66(10):1254-69.
2005: Carole Dufouil; F Richard; N Fiévet; Jean-François Dartigues; Karen Ritchie; Christophe Tzourio; Philippe Amouyel; Annick Alpérovitch
APOE genotype, cholesterol level, lipid-lowering treatment, and dementia: the Three-City Study.
Neurology 2005;64(9):1531-8.
2004: Karen Ritchie
Mild cognitive impairment: an epidemiological perspective.
Dialogues in clinical neuroscience 2004;6(4):401-8.
2004: Sylvaine Artero; H Tiemeier; N D Prins; R Sabatier; Monique Breteler; Karen Ritchie
Neuroanatomical localisation and clinical correlates of white matter lesions in the elderly.
Journal of neurology, neurosurgery, and psychiatry 2004;75(9):1304-8.
2004: Karen Ritchie; Sylvaine Artero; I Beluche; Marie Laure Ancelin; Anthony Mann; Anne-Marie Dupuy; Alain Malafosse; Jean-Philippe Boulenger
Prevalence of DSM-IV psychiatric disorder in the French elderly population.
The British journal of psychiatry : the journal of mental science 2004;184():147-52.
2003: Jacques Allard; Sylvaine Artero; Karen Ritchie
Consumption of psychotropic medication in the elderly: a re-evaluation of its effect on cognitive performance.
International journal of geriatric psychiatry 2003;18(10):874-8.
2003: Sylvaine Artero; Karen Ritchie
The detection of mild cognitive impairment in the general practice setting.
Aging & mental health 2003;7(4):251-8.
2003: Karen Ritchie
Alcohol consumption and the risk of dementia.
Lancet neurology 2003;2(6):333.
2003: Sylvaine Artero; M C Tierney; Jacques Touchon; Karen Ritchie
Prediction of transition from cognitive impairment to senile dementia: a prospective, longitudinal study.
Acta psychiatrica Scandinavica 2003;107(5):390-3.
2002: Karen Ritchie; Simon Lovestone
The dementias.
Lancet 2002;360(9347):1759-66.
2002: Marcus Richards; Jacques Touchon; Bernard Ledesert; Karen Ritchie
Mild extrapyramidal signs and functional impairment in ageing.
International journal of geriatric psychiatry 2002;17(2):150-3.
2002: Sylvaine Artero; Karen Ritchie
[Mild cognitive decline in the elderly: nosology and clinical status].
Revue neurologique 2002;158(10 Suppl):S5-10.
2001: Sylvaine Artero; Jacques Touchon; Karen Ritchie
Disability and mild cognitive impairment: a longitudinal population-based study.
International journal of geriatric psychiatry 2001;16(11):1092-7.
2001: Anne-Marie Dupuy; Emilie Mas; Karen Ritchie; Bernard Descomps; Stéphanie Badiou; Jean-Paul Cristol; Jacques Touchon
The relationship between apolipoprotein E4 and lipid metabolism is impaired in Alzheimer's disease.
Gerontology 2001;47(4):213-8.
2001: Anne-Marie Dupuy; Stéphanie Badiou; Karen Ritchie; Emilie Mas; Bernard Descomps; Jean-Paul Cristol; Jacques Touchon
Discrepancies between apolipoprotein E phenotyping and genotyping in the elderly.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2001;39(5):405-13.
2001: Marie Laure Ancelin; Guilhem De Roquefeuil; B Ledésert; F Bonnel; J C Cheminal; Karen Ritchie
Exposure to anaesthetic agents, cognitive functioning and depressive symptomatology in the elderly.
The British journal of psychiatry : the journal of mental science 2001;178():360-6.
2001: Karen Ritchie; Sylvaine Artero; Jacques Touchon
Classification criteria for mild cognitive impairment: a population-based validation study.
Neurology 2001;56(1):37-42.
2000: Marie Laure Ancelin; Guilhem De Roquefeuil; Karen Ritchie
[Anesthesia and postoperative cognitive dysfunction in the elderly: a review of clinical and epidemiological observations].
Revue d'épidémiologie et de santé publique 2000;48(5):459-72.
2000: Karen Ritchie; B Ledésert; Jacques Touchon
Subclinical cognitive impairment: epidemiology and clinical characteristics.
Comprehensive psychiatry 2000;41(2 Suppl 1):61-5.
1999: T Struttmann; M Fabro; G Romieu; Guilhem De Roquefeuil; Jacques Touchon; T Dandekar; Karen Ritchie
Quality-of-life assessment in the old using the WHOQOL 100: differences between patients with senile dementia and patients with cancer.
International psychogeriatrics / IPA 1999;11(3):273-9.
1999: Karen Ritchie; C Gilham; B Ledésert; Jacques Touchon; Pierre-Olivier Kotzki
Depressive illness, depressive symptomatology and regional cerebral blood flow in elderly people with sub-clinical cognitive impairment.
Age and ageing 1999;28(4):385-91.
1999: Jacques Touchon; Karen Ritchie
Prodromal cognitive disorder in Alzheimer's disease.
International journal of geriatric psychiatry 1999;14(7):556-63.
1999: D Leibovici; Karen Ritchie; B Ledésert; Jacques Touchon
The effects of wine and tobacco consumption on cognitive performance in the elderly: a longitudinal study of relative risk.
International journal of epidemiology 1999;28(1):77-81.
1998: Jacques Touchon; F Portet-Tarodo; Karen Ritchie
[Mental-behavioral disorders in Alzheimer's disease].
La Revue du praticien 1998;48(17):1898-905.
1998: Karen Ritchie; Jacques Touchon; B Ledésert
Progressive disability in senile dementia is accelerated in the presence of depression.
International journal of geriatric psychiatry 1998;13(7):459-61.
1998: Jacques Touchon; Karen Ritchie; M C Gely-Nargeot
[Early diagnosis of Alzheimer disease].
Annales de médecine interne 1998;149(4):193-201.
1997: Karen Ritchie; Jacques Touchon; B Ledésert; D Leibovici; A M Gorce
Establishing the limits and characteristics of normal age-related cognitive decline.
Revue d'épidémiologie et de santé publique 1997;45(5):373-81.
1997: Karen Ritchie; C Polge; Guilhem De Roquefeuil; M Djakovic; Bernard Ledesert
Impact of anesthesia on the cognitive functioning of the elderly.
International psychogeriatrics / IPA 1997;9(3):309-26.
1996: D Leibovici; Karen Ritchie; B Ledésert; Jacques Touchon
Does education level determine the course of cognitive decline?
Age and ageing 1996;25(5):392-7.
1995: D Leibovici; S Curtis; Karen Ritchie
The application of disability data from epidemiological surveys to the development of indicators of service needs for dependent elderly people.
Age and ageing 1995;24(1):14-20.
1994: Karen Ritchie; J M Robine; L Letenneur; Jean-François Dartigues
Dementia-free life expectancy in France.
American journal of public health 1994;84(2):232-6.
1992: Karen Ritchie; Jacques Touchon
Heterogeneity in senile dementia of the Alzheimer type: individual differences, progressive deterioration or clinical sub-types?
Journal of clinical epidemiology 1992;45(12):1391-8.
1992: Karen Ritchie; D Kildea; J M Robine
The relationship between age and the prevalence of senile dementia: a meta-analysis of recent data.
International journal of epidemiology 1992;21(4):763-9.
1992: Karen Ritchie; Rebecca Fuhrer
A comparative study of the performance of screening tests for senile dementia using receiver operating characteristics analysis.
Journal of clinical epidemiology 1992;45(6):627-37.
1991: J M Robine; Karen Ritchie
Healthy life expectancy: evaluation of global indicator of change in population health.
BMJ (Clinical research ed.) 1991;302(6774):457-60.
1989: Karen Ritchie; E F Hallerman
Cross-validation of a dementia screening test in a heterogeneous population.
International journal of epidemiology 1989;18(3):717-9.