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Nikolai Czajkowski

Research Profile

Geographic Areas

Norway

Concepts & Ideas

Disorders

Physiology

Genetic Predisposition to Disease

Living Beings

Activities & Behaviors

Questionnaires

Procedures

Psychological Interviews

Co-author Network

Publications

TOP 3
L C Gjerde; Kenneth S Kendler; G P Knudsen; J Myers; R E Orstavik; K Ostby; Espen Røysamb; Svenn Torgersen; Nikolai Czajkowski; Ted Reichborn-Kjennerud
The heritability of avoidant and dependent personality disorder assessed by personal interview and questionnaire.
Ragnhild E Ørstavik; Nikolai Czajkowski; Kenneth S Kendler; Espen Røysamb; Kristian Tambs; Ted Reichborn-Kjennerud
Genetic and environmental contributions to the co-occurrence of depressive personality disorder and DSM-IV personality disorders.
Ellen Kvestad; Nikolai Czajkowski; Bo Engdahl; Norun Hjertager Krog; Kristian Tambs
Heritability of hearing loss.

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All Publications

2012: L C Gjerde; Kenneth S Kendler; G P Knudsen; J Myers; R E Orstavik; K Ostby; Espen Røysamb; Svenn Torgersen; Nikolai Czajkowski; Ted Reichborn-Kjennerud
The heritability of avoidant and dependent personality disorder assessed by personal interview and questionnaire.
Acta psychiatrica Scandinavica 2012;126(6):448-57.
2012: Ragnhild E Ørstavik; Nikolai Czajkowski; Kenneth S Kendler; Espen Røysamb; Kristian Tambs; Ted Reichborn-Kjennerud
Genetic and environmental contributions to the co-occurrence of depressive personality disorder and DSM-IV personality disorders.
Journal of personality disorders 2012;26(3):435-51.
2012: Ellen Kvestad; Nikolai Czajkowski; Bo Engdahl; Norun Hjertager Krog; Kristian Tambs
Heritability of hearing loss.
Epidemiology (Cambridge, Mass.) 2012;23(2):328-31.
2011: Nikolai Czajkowski; Kenneth S Kendler; Espen Røysamb; Kristian Tambs; Ted Reichborn-Kjennerud
The structure of genetic and environmental risk factors for phobias in women.
Psychological medicine 2011;41(9):1987-95.
2010: Nikolai Czajkowski; Espen Røysamb; Ted Reichborn-Kjennerud; Kristian Tambs
A population based family study of symptoms of anxiety and depression: the HUNT study.
Journal of affective disorders 2010;125(1-3):355-60.
2010: Ragnhild Bang Nes; Nikolai Czajkowski; Kristian Tambs
Family matters: happiness in nuclear families and twins.
Behavior genetics 2010;40(5):577-90.
2010: Ted Reichborn-Kjennerud; Nikolai Czajkowski; Espen Røysamb; R E Ørstavik; Michael C Neale; Svenn Torgersen; Kenneth S Kendler
Major depression and dimensional representations of DSM-IV personality disorders: a population-based twin study.
Psychological medicine 2010;40(9):1475-84.
2010: Ragnhild B Nes; Espen Røysamb; Jennifer R Harris; Nikolai Czajkowski; Kristian Tambs
Mates and marriage matter: genetic and environmental influences on subjective wellbeing across marital status.
Twin research and human genetics : the official journal of the International Society for Twin Studies 2010;13(4):312-21.
2010: Ellen Kvestad; Nikolai Czajkowski; Bo Engdahl; Howard J Hoffman; Kristian Tambs
Low heritability of tinnitus: results from the second Nord-Trøndelag health study.
Archives of otolaryngology--head & neck surgery 2010;136(2):178-82.
2008: Kenneth S Kendler; Steven H Aggen; Nikolai Czajkowski; Espen Røysamb; Kristian Tambs; Svenn Torgersen; Michael C Neale; Ted Reichborn-Kjennerud
The structure of genetic and environmental risk factors for DSM-IV personality disorders: a multivariate twin study.
Archives of general psychiatry 2008;65(12):1438-46.
2008: Christopher S Nielsen; Audun Stubhaug; Donald D Price; Olav Vassend; Nikolai Czajkowski; Jennifer R Harris
Individual differences in pain sensitivity: genetic and environmental contributions.
Pain 2008;136(1-2):21-9.
2008: Nikolai Czajkowski; Kenneth S Kendler; Kristen C Jacobson; Kristian Tambs; Espen Røysamb; Ted Reichborn-Kjennerud
Passive-aggressive (negativistic) personality disorder: a population-based twin study.
Journal of personality disorders 2008;22(1):109-22.
2007: Ragnhild E Ørstavik; Kenneth S Kendler; Nikolai Czajkowski; Kristian Tambs; Ted Reichborn-Kjennerud
The relationship between depressive personality disorder and major depressive disorder: a population-based twin study.
The American journal of psychiatry 2007;164(12):1866-72; quiz 1924.
2007: Ted Reichborn-Kjennerud; Nikolai Czajkowski; Svenn Torgersen; Michael C Neale; Ragnhild E Ørstavik; Kristian Tambs; Kenneth S Kendler
The relationship between avoidant personality disorder and social phobia: a population-based twin study.
The American journal of psychiatry 2007;164(11):1722-8.
2007: Ted Reichborn-Kjennerud; Nikolai Czajkowski; Michael C Neale; Ragnhild E Ørstavik; Svenn Torgersen; Kristian Tambs; Espen Røysamb; Jennifer R Harris; Kenneth S Kendler
Genetic and environmental influences on dimensional representations of DSM-IV cluster C personality disorders: a population-based multivariate twin study.
Psychological medicine 2007;37(5):645-53.
2007: Ragnhild E Ørstavik; Kenneth S Kendler; Nikolai Czajkowski; Kristian Tambs; Ted Reichborn-Kjennerud
Genetic and environmental contributions to depressive personality disorder in a population-based sample of Norwegian twins.
Journal of affective disorders 2007;99(1-3):181-9.
2006: Kenneth S Kendler; Nikolai Czajkowski; Kristian Tambs; Svenn Torgersen; Steven H Aggen; Michael C Neale; Ted Reichborn-Kjennerud
Dimensional representations of DSM-IV cluster A personality disorders in a population-based sample of Norwegian twins: a multivariate study.
Psychological medicine 2006;36(11):1583-91.