Background and activities
M.Sc., Industrial mathematics, NTNU, 1983
Ph.D., statistics, NTNU, 1988
Lydersen, S. 2015. Statistical review: frequently given comments. Ann.Rheum.Dis., 74, (2) 323-325
Fagerland, M. W., Lydersen, S., & Laake, P. 2015. Recommended confidence intervals for two independent binomial proportions. Statistical Methods in Medical research, 42, (2) 224-254
Lydersen, S., Langaas, M., & Bakke, Ø. 2012, "The Exact Unconditional z-pooled Test for Equality of Two Binomial Probabilities: Optimal Choice of the Berger and Boos Confidence Coefficient", Journal of Statistical Computation and simulation, vol. 82, no. 9, pp. 1311-1316.
Lydersen, S., Fagerland, M. W., & Laake, P. 2009, "Tutorial in biostatistics: Recommended tests for association in 2x2 tables", Statistics in Medicine.
Lydersen, S. 2007, "The human sex ratio in New York did not change after 11 September 2001". Human Reproduction.
Lydersen, S., Pradhan, V., Senchaudhuri, P., & Laake, P. 2007 "Choice of test for association in small sample unordered rxc tables". Statistics in Medicine.
Lydersen, S., Pradhan, V., Laake, P., & Senchaudhuri, P. 2005, "Power Comparison of Exact Tests for Association in Unordered rxc Contingency Tables Using standard, Mid p, and Randomized Test Versions.", Journal of Statistical Computation and simulation, vol. 75 (6), pp. 447-458.
Lydersen, S. & Laake, P. 2003, "Power comparison of two-sided exact tests for association in 2 x 2 contingency tables using standard, mid p and randomized test versions", Stat.Med., vol. 22, no. 24, pp. 3859-3871.
Lydersen, S. 1992, "Clayton's Model for Dependent Components in Systems Reliability", Reliability Engineering and Systems Safety, vol. 36, pp. 53-58.
Lydersen, S. & Rausand, M. 1987, "A systematic Approach to Accelerated Life Testing.", Reliability Engineering, vol. 18, no. 4.
Lydersen, S., Hansen, G. K, Sandtorv, H. (editors) 1998: "Safety and Reliability". Proceedings of the European Conference on Safety and Reliability - ESREL'98, Trondheim 16 - 19 June 1998. Balkema Publishers, Rotterdam.
Scientific, academic and artistic work
A selection of recent journal publications, artistic productions, books, including book and report excerpts. See all publications in the database
- (2017) Elevated cortisol levels in Norwegian toddlers in childcare. Early Child Development and Care.
- (2017) Neuropsychological function in individuals with morbid obesity: A cross-sectional study. BMC Obesity. vol. 4 (6).
- (2017) Predictors of long term use of psychiatric services of patients with recent-onset schizophrenia: 12 years follow-up. BMC Psychiatry.
- (2016) Non-completion of upper secondary school among female and male young adults in an Arctic sociocultural context; the NAAHS study. BMC Public Health. vol. 16 (1).
- (2016) Complications in the first week after stroke: a 10-year comparison. BMC Neurology. vol. 16:133.
- (2016) Bimanual Fine Motor Function (BFMF) classification in children with cerebral palsy: Aspects of construct and content validity. Physical & Occupational Therapy in Pediatrics. vol. 36 (1).
- (2016) Bimanual Capacity of Children With Cerebral Palsy: Intra- and Interrater Reliability of a Revised Edition of the Bimanual Fine Motor Function Classification. Physical & Occupational Therapy in Pediatrics.
- (2016) Metabolic abnormalities related to treatment with selective serotonin reuptake inhibitors in patients with schizophrenia or bipolar disorder. Journal of Clinical Psychopharmacology. vol. 36.
- (2016) Chronic postsurgical pain in patients 5 years after cardiac surgery: A prospective cohort study. European Journal of Pain.
- (2016) Child maltreatment and quality of life: A study of adolescents in residential care. Health and Quality of Life Outcomes. vol. 14:74.
- (2016) Evaluation of measures of impairment in real and simulated driving: Results from a randomized, placebo-controlled study. Traffic Injury Prevention. vol. 17 (3).
- (2016) Driving simulator sickness: Impact on driving performance, influence of blood alcohol concentration, and effect of repeated simulator exposures. Accident Analysis and Prevention. vol. 94.
- (2016) A reliability study of the rapid emergency triage and treatment system for children. Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine. vol. 24:19.
- (2016) Long-term follow-up of mental health, health-related quality of life and associations with motor skills in young adults born preterm with very low birth weight. Health and Quality of Life Outcomes. vol. 14:56.
- (2016) Does the Incredible Years Teacher Classroom Management Training programme have positive effects for young children exhibiting severe externalizing problems in school?: A quasi-experimental pre-post study. BMC Psychiatry. vol. 16 (362).
- (2016) Mental health and cerebellar volume during adolescence in very-low-birth-weight infants: A longitudinal study. Child and Adolescent Psychiatry and Mental Health. vol. 10 (1).
- (2016) Who benefits from orthogeriatric treatment? Results from the Trondheim hip-fracture trial. BMC Geriatrics. vol. 16:49 (1).
- (2016) Relationship Between Time Consumption and Quality of Responses to Drug-Related Queries:A Study From Seven Drug Information Centers in Scandinavia. Clinical Therapeutics. vol. 38.
- (2016) The Impact of Coexisting Emotional and Conduct Problems on Family Functioning and Quality of Life Among Adolescents With ADHD. Journal of Attention Disorders. vol. 20 (5).
- (2016) Resilience factors may moderate the associations between pubertal timing, body mass and emotional symptoms in adolescence. Acta Paediatrica. vol. 105 (1).