Dr Jan Stochl

Jan Stochl

University position

Research Associate


Department of Psychiatry



Home page


Research Theme

Cognitive and Behavioural Neuroscience


I serve as psychometrician and statistician. I am currently working on psychometric properties of scales used in psychiatry. I am interested in latent variable modeling - structural equation modeling, item response modeling, latent class modeling, and hierarchical modeling.

Research Focus






Clinical conditions

Bipolar disorder

Movement disorders



Computational modelling

Randomised control trials



Tim Croudace

Peter Jones

Jesus Perez

Associated News Items



Amone-P'olak K, Stochl J, Ovuga E, Abbott R, Meiser-Stedman R, Croudace TJ, Jones PB (2014), “Postwar environment and long-term mental health problems in former child soldiers in Northern Uganda: the WAYS study.” J Epidemiol Community Health Details

Bezdicek O, Nikolai T, Hoskovcová M, Stochl J, Brožová H, Dušek P, Zárubová K, Jech R, R?ži?ka E (2014), “Grooved pegboard predicates more of cognitive than motor involvement in Parkinson's disease.” Assessment 21(6):723-30 Details

Khandaker GM, Stochl J, Zammit S, Lewis G, Jones PB (2014), “Childhood Epstein-Barr Virus infection and subsequent risk of psychotic experiences in adolescence: A population-based prospective serological study.” Schizophr Res Details

Khandaker GM, Stochl J, Zammit S, Lewis G, Jones PB (2014), “A population-based longitudinal study of childhood neurodevelopmental disorders, IQ and subsequent risk of psychotic experiences in adolescence.” Psychol Med 44(15):3229-38 Details

Kounali D, Zammit S, Wiles N, Sullivan S, Cannon M, Stochl J, Jones P, Mahedy L, Gage SH, Heron J, Lewis G (2014), “Common versus psychopathology-specific risk factors for psychotic experiences and depression during adolescence.” Psychol Med 44(12):2557-66 Details

Russo DA, Stochl J, Painter M, Dobler V, Jackson E, Jones PB, Perez J (2014), “Trauma history characteristics associated with mental states at clinical high risk for psychosis.” Psychiatry Res 220(1-2):237-44 Details

Stochl J, Jones PB, Plaistow J, Reininghaus U, Priebe S, Perez J, Croudace TJ (2014), “Multilevel ordinal factor analysis of the Positive and Negative Syndrome Scale (PANSS).” Int J Methods Psychiatr Res 23(1):25-35 Details

Stochl J, Khandaker GM, Lewis G, Perez J, Goodyer IM, Zammit S, Sullivan S, Croudace TJ, Jones PB (2014), “Mood, anxiety and psychotic phenomena measure a common psychopathological factor.” Psychol Med :1-11 Details

Sullivan SA, Wiles N, Kounali D, Lewis G, Heron J, Cannon M, Mahedy L, Jones PB, Stochl J, Zammit S (2014), “Longitudinal associations between adolescent psychotic experiences and depressive symptoms.” PLoS One 9(8):e105758 Details


Ersche KD, Stochl J, Woodward JM, Fletcher PC (2013), “The skinny on cocaine: Insights into eating behavior and body weight in cocaine-dependent men.” Appetite 71C:75-80 Details

Hui C, Morcillo C, Russo DA, Stochl J, Shelley GF, Painter M, Jones PB, Perez J (2013), “Psychiatric morbidity, functioning and quality of life in young people at clinical high risk for psychosis.” Schizophr Res Details

Perez J, Russo DA, Stochl J, Byford S, Zimbron J, Graffy JP, Painter M, Croudace TJ, Jones PB (2013), “Comparison of high and low intensity contact between secondary and primary care to detect people at ultra-high risk for psychosis: study protocol for a theory-based, cluster randomized controlled trial.” Trials 14(1):222 Details


Ersche KD, Turton AJ, Croudace T, Stochl J (2012), “Who Do You Think Is in Control in Addiction? A Pilot Study on Drug-related Locus of Control Beliefs.” Addict Disord Their Treat 11(4):173-223 Details

Stochl J, Croudace T (2012), “Predictors of human rotation.” Laterality Details

Stochl J, Croudace T, Perez J, Birchwood M, Lester H, Marshall M, Amos T, Sharma V, Fowler D, Jones PB, The National Eden Study Team (2012), “Usefulness of EQ-5D for evaluation of health-related quality of life in young adults with first-episode psychosis.” Qual Life Res Details

Stochl J, Croudace TJ, Brožová H, Klempí? J, Roth J, R?ži?ka E (2012), “Changes of hand preference in Parkinson's disease.” J Neural Transm Details

Stochl J, Jones PB, Croudace TJ (2012), “Mokken scale analysis of mental health and well-being questionnaire item responses: a non-parametric IRT method in empirical research for applied health researchers.” BMC Med Res Methodol 12:74 Details

Zimbrón J, Ruiz de Azúa S, Khandaker GM, Gandamaneni PK, Crane CM, González-Pinto A, Stochl J, Jones PB, Pérez J (2012), “Clinical and sociodemographic comparison of people at high-risk for psychosis and with first-episode psychosis.” Acta Psychiatr Scand Details


Brožová H, Stochl J, Klempí? J, Kucharík M, R?ži?ka E, Roth J (2011), “A sensitivity comparison of clinical tests for postural instability in patients with Huntington's disease.” Gait Posture 34(2):245-7 Details

Hulejová H, Levitová A, Kuklová M, Stochl J, Haluzík M, Pavelka K, Vencovský J, Senolt L (2011), “No effect of physiotherapy on the serum levels of adipocytokines in patients with ankylosing spondylitis.” Clin Rheumatol Details

Kabacs N, Memon A, Obinwa T, Stochl J, Perez J (2011), “Lithium in drinking water and suicide rates across the East of England.” Br J Psychiatry 198(5):406-7 Details

Klempí? J, Zidovská J, Stochl J, Ing VK, Uhrová T, Roth J (2011), “The number of CAG repeats within the normal allele does not influence the age of onset in Huntington's disease.” Mov Disord 26(1):125-9 Details

Russo DA, Stochl J, Croudace TJ, Graffy JP, Youens J, Jones PB, Perez J (2011), “Use of the theory of planned behaviour to assess factors influencing the identification of individuals at ultra-high risk for psychosis in primary care.” Early Interv Psychiatry Details

S?tochl J, Klempír? J, Roth J (2011), “Reply: CAG repeat size in the normal HTT allele and age of onset in Huntington's disease.” Mov Disord


Bezdicek O, Balabanova P, Havrankova P, Stochl J, Roth J, Ruzicka E. (2010), “Comparison of the Montreal Cognitive Assessment - Czech Version to the Mini Mental State in Identifying Cognitive Deficits in Parkinson’s Disease” Ceska a Slovenska Neurologie a Neurochirurgie 73(2), 150-156

Klempí? J, Zidovská J, Stochl J, Ing VK, Uhrová T, Roth J (2010), “The number of CAG repeats within the normal allele does not influence the age of onset in Huntington's disease.” Mov Disord

Rican PR, Lukavsky J, Janosova, P, Stochl, J. (2010), “Spirituality of American and Czech students – a cross-cultural comparison” Studia Psychologica 52(3), 243-251


Brozova H, Stochl J, Roth J, Ruzicka E (2009), “Fear of falling has greater influence than other aspects of gait disorders on quality of life in patients with Parkinson's disease.” Neuro Endocrinol Lett 30(4):453-7 Details

Klempír J, Klempírová O, Stochl J, Spacková N, Roth J (2009), “The relationship between impairment of voluntary movements and cognitive impairment in Huntington's disease.” J Neurol 256(10):1629-33 Details

Stochl J, Hagtvet KA, Brozová H, Klempír J, Roth J, R?zicka E (2009), “Handedness does not predict side of onset of motor symptoms in Parkinson's disease.” Mov Disord 24(12):1836-9 Details


Stochl J, Boomsma A, Ruzicka E, Brozova H, Blahus P (2008), “On the structure of motor symptoms of Parkinson's disease.” Mov Disord 23(9):1307-12 Details

Stochl J, Boomsma A, van Duijn M, Brozová H, R?zická E (2008), “Mokken scale analysis of the UPDRS: dimensionality of the Motor Section revisited.” Neuro Endocrinol Lett 29(1):151-8 Details