Stian Lydersen

Professor of medical statistics Regional Centre for Child and Youth Mental Health and Child Welfare

+47 73590155 Klostergata 46 / 48, Klostergata 46/48*317

Background and activities


M.Sc., Industrial mathematics, NTNU, 1983

Ph.D., statistics, NTNU, 1988



Veierød, M., Lydersen, S., Laake. P. (editors) 2012: ”Medical Statistics in Clinical and Epidemiological Research. Gyldendal Akademisk Forlag, Oslo.


Selected publications:

(For complete list klick here)

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.

Fagerland, M. W., Lydersen, S., & Laake, P. 2011. Recommended confidence intervals for two independent binomial proportions. Statistical Methods in Medical research.

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.


Editorial work:

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.

Lydersen, S. (red) 2004: "Fra flis i fingeren til ragnarok. Tjue historier om sikkerhet." Tapir akademisk forlag, Trondheim.


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

Journal publications

Postal address

Regional Centre for Child and Youth Mental Health and Child Welfare Norwegian University of Science and Technology Postboks 8905 7491 Trondheim Norway