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Nikolai Czajkowski
Nikolai Czajkowski
Associate professor of psychology, University of Oslo, Researcher, Norwegian Institute of Public Health
Verified email at psykologi.uio.no
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Cited by
Year
Individual differences in pain sensitivity: genetic and environmental contributions
CS Nielsen, A Stubhaug, DD Price, O Vassend, N Czajkowski, JR Harris
PAIN® 136 (1-2), 21-29, 2008
3682008
The structure of genetic and environmental risk factors for DSM-IV personality disorders: a multivariate twin study
KS Kendler, SH Aggen, N Czajkowski, E Røysamb, K Tambs, S Torgersen, ...
Archives of general psychiatry 65 (12), 1438-1446, 2008
3662008
Dimensional representations of DSM-IV cluster B personality disorders in a population-based sample of Norwegian twins: a multivariate study
S Torgersen, N Czajkowski, K Jacobson, T Reichborn-Kjennerud, ...
Psychological medicine 38 (11), 1617-1625, 2008
2802008
The relationship between avoidant personality disorder and social phobia: A population-based twin study
T Reichborn-Kjennerud, N Czajkowski, S Torgersen, MC Neale, ...
American Journal of Psychiatry 164 (11), 1722-1728, 2007
1752007
Genetics, personality and wellbeing. A twin study of traits, facets and life satisfaction
E Røysamb, RB Nes, NO Czajkowski, O Vassend
Scientific reports 8 (1), 12298, 2018
1362018
Major depression and life satisfaction: a population-based twin study
RB Nes, NO Czajkowski, E Røysamb, RE Ørstavik, K Tambs, ...
Journal of affective disorders 144 (1-2), 51-58, 2013
1312013
Genetic and environmental influences on dimensional representations of DSM-IV cluster C personality disorders: a population-based multivariate twin study
TED Reichborn-Kjennerud, N Czajkowski, MC Neale, RE Ørstavik, ...
Psychological Medicine 37 (5), 645-653, 2007
1312007
Dimensional representations of DSM-IV cluster A personality disorders in a population-based sample of Norwegian twins: a multivariate study
KS Kendler, N Czajkowski, K Tambs, S Torgersen, SH Aggen, MC Neale, ...
Psychological Medicine 36 (11), 1583-1591, 2006
1182006
Bias from self selection and loss to follow-up in prospective cohort studies
G Biele, K Gustavson, NO Czajkowski, RM Nilsen, ...
European journal of epidemiology 34, 927-938, 2019
1082019
Structure of genetic and environmental risk factors for symptoms of DSM-IV borderline personality disorder
T Reichborn-Kjennerud, E Ystrom, MC Neale, SH Aggen, SE Mazzeo, ...
JAMA psychiatry 70 (11), 1206-1214, 2013
932013
Major depression and dimensional representations of DSM-IV personality disorders: a population-based twin study
T Reichborn-Kjennerud, N Czajkowski, E Røysamb, RE Ørstavik, ...
Psychological Medicine 40 (9), 1475-1484, 2010
872010
Correlations between social dominance orientation and political attitudes reflect common genetic underpinnings
TH Kleppestø, NO Czajkowski, O Vassend, E Røysamb, NH Eftedal, ...
Proceedings of the National Academy of Sciences 116 (36), 17741-17746, 2019
822019
Children's emotions in math problem solving situations: Contributions of self-concept, metacognitive experiences, and performance
E Tornare, NO Czajkowski, F Pons
Learning and Instruction 39, 88-96, 2015
772015
A longitudinal twin study of borderline and antisocial personality disorder traits in early to middle adulthood
T Reichborn-Kjennerud, N Czajkowski, E Ystrøm, R Ørstavik, SH Aggen, ...
Psychological medicine 45 (14), 3121-3131, 2015
762015
Joint factorial structure of psychopathology and personality
T Rosenström, LC Gjerde, RF Krueger, SH Aggen, NO Czajkowski, ...
Psychological medicine 49 (13), 2158-2167, 2019
742019
Low heritability of tinnitus: results from the second Nord-Trøndelag health study
E Kvestad, N Czajkowski, B Engdahl, HJ Hoffman, K Tambs
Archives of Otolaryngology–Head & Neck Surgery 136 (2), 178-182, 2010
732010
Personality disorders are important risk factors for disability pensioning
KA Østby, N Czajkowski, GP Knudsen, E Ystrom, LC Gjerde, KS Kendler, ...
Social psychiatry and psychiatric epidemiology 49, 2003-2011, 2014
722014
Maternal alcohol use during pregnancy and offspring attention-deficit hyperactivity disorder (ADHD): a prospective sibling control study
EM Eilertsen, LC Gjerde, T Reichborn-Kjennerud, RE Ørstavik, ...
International Journal of Epidemiology 46 (5), 1633-1640, 2017
712017
The relationship between level of cognitive impairments and functional outcome trajectories in first-episode schizophrenia
S Fu, N Czajkowski, BR Rund, AK Torgalsbøen
Schizophrenia research 190, 144-149, 2017
672017
Evaluation of “SIBS”, an intervention for siblings and parents of children with chronic disorders
YB Haukeland, NO Czajkowski, KW Fjermestad, WK Silverman, ...
Journal of Child and Family Studies 29 (8), 2201-2217, 2020
612020
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