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Items: 1 to 20 of 87


Exploring functional data analysis and wavelet principal component analysis on ecstasy (MDMA) wastewater data.

Salvatore S, Bramness JG, Røislien J.

BMC Med Res Methodol. 2016 Jul 12;16:81. doi: 10.1186/s12874-016-0179-2.


Exploring optimal air ambulance base locations in Norway using advanced mathematical modelling.

Røislien J, van den Berg PL, Lindner T, Zakariassen E, Aardal K, van Essen JT.

Inj Prev. 2016 Jun 20. pii: injuryprev-2016-041973. doi: 10.1136/injuryprev-2016-041973. [Epub ahead of print]


Safety of the lateral trauma position in cervical spine injuries: a cadaver model study.

Hyldmo PK, Horodyski MB, Conrad BP, Dubose DN, Røislien J, Prasarn M, Rechtine GR 2nd, Søreide E.

Acta Anaesthesiol Scand. 2016 Aug;60(7):1003-11. doi: 10.1111/aas.12714. Epub 2016 Mar 7.


The authors reply.

Bramness JG, Walby FA, Morken G, Røislien J.

Am J Epidemiol. 2015 Nov 1;182(9):820-1. doi: 10.1093/aje/kwv210. Epub 2015 Sep 30. No abstract available.


Wastewater-Based Epidemiology of Stimulant Drugs: Functional Data Analysis Compared to Traditional Statistical Methods.

Salvatore S, Bramness JG, Reid MJ, Thomas KV, Harman C, Røislien J.

PLoS One. 2015 Sep 22;10(9):e0138669. doi: 10.1371/journal.pone.0138669. eCollection 2015.


Gastric bypass surgery has a weight-loss independent effect on post-challenge serum glucose levels.

Hofsø D, Birkeland KI, Holst JJ, Bollerslev J, Sandbu R, Røislien J, Hjelmesæth J.

Diabetol Metab Syndr. 2015 Aug 22;7:69. doi: 10.1186/s13098-015-0066-8. eCollection 2015.


Analyzing Seasonal Variations in Suicide With Fourier Poisson Time-Series Regression: A Registry-Based Study From Norway, 1969-2007.

Bramness JG, Walby FA, Morken G, Røislien J.

Am J Epidemiol. 2015 Aug 1;182(3):244-54. doi: 10.1093/aje/kwv064. Epub 2015 Jun 16.


Assessment of acute stroke cerebral CT examinations by anaesthesiologists.

Hov MR, Nome T, Zakariassen E, Russell D, Røislien J, Lossius HM, Lund CG.

Acta Anaesthesiol Scand. 2015 Oct;59(9):1179-86. doi: 10.1111/aas.12542.


Does transport time help explain the high trauma mortality rates in rural areas? New and traditional predictors assessed by new and traditional statistical methods.

Røislien J, Lossius HM, Kristiansen T.

Inj Prev. 2015 Dec;21(6):367-73. doi: 10.1136/injuryprev-2014-041473. Epub 2015 May 13.


Helicopter emergency medical services response times in norway: do they matter?

Zakariassen E, Uleberg O, Røislien J.

Air Med J. 2015 Mar-Apr;34(2):98-103. doi: 10.1016/j.amj.2014.11.003.


Simulation-based training and assessment of non-technical skills in the Norwegian Helicopter Emergency Medical Services: a cross-sectional survey.

Abrahamsen HB, Sollid SJ, Öhlund LS, Røislien J, Bondevik GT.

Emerg Med J. 2015 Aug;32(8):647-53. doi: 10.1136/emermed-2014-203962. Epub 2014 Oct 24.


Validation of a portable monitor for the diagnosis of obstructive sleep apnea in morbidly obese patients.

Fredheim JM, Røislien J, Hjelmesæth J.

J Clin Sleep Med. 2014 Jul 15;10(7):751-7, 757A. doi: 10.5664/jcsm.3864.


Accounting for individual differences and timing of events: estimating the effect of treatment on criminal convictions in heroin users.

Røislien J, Clausen T, Gran JM, Bukten A.

BMC Med Res Methodol. 2014 May 17;14:68. doi: 10.1186/1471-2288-14-68.


Respiratory Variations in Pulse Pressure Reflect Central Hypovolemia during Noninvasive Positive Pressure Ventilation.

Hoff IE, Høiseth LØ, Hisdal J, Røislien J, Landsverk SA, Kirkebøen KA.

Crit Care Res Pract. 2014;2014:712728. doi: 10.1155/2014/712728. Epub 2014 Feb 19.


Prevalence, predictors and outcome of hypofibrinogenaemia in trauma: a multicentre observational study.

Hagemo JS, Stanworth S, Juffermans NP, Brohi K, Cohen M, Johansson PI, Røislien J, Eken T, Næss PA, Gaarder C.

Crit Care. 2014 Mar 26;18(2):R52. doi: 10.1186/cc13798.


Shape information in repeated glucose curves during pregnancy provided significant physiological information for neonatal outcomes.

Frøslie KF, Røislien J, Qvigstad E, Godang K, Bollerslev J, Henriksen T, Veierød MB.

PLoS One. 2014 Mar 11;9(3):e90798. doi: 10.1371/journal.pone.0090798. eCollection 2014.


A day-by-day investigation of changes in criminal convictions before and after entering and leaving opioid maintenance treatment: a national cohort study.

Bukten A, Røislien J, Skurtveit S, Waal H, Gossop M, Clausen T.

BMC Psychiatry. 2013 Oct 16;13:262. doi: 10.1186/1471-244X-13-262.


Pulmonary function and blood gases after gastric bypass and lifestyle intervention: a comparative study.

Gabrielsen AM, Lund MB, Kongerud J, Viken KE, Røislien J, Hjelmesaeth J, Hofsø D.

Clin Obes. 2013 Oct;3(5):117-23. doi: 10.1111/cob.12024. Epub 2013 Jul 8.


Wavelet principal component analysis of fetal movement counting data preceding hospital examinations due to decreased fetal movement: a prospective cohort study.

Winje BA, Røislien J, Saastad E, Eide J, Riley CF, Stray-Pedersen B, Frøen JF.

BMC Pregnancy Childbirth. 2013 Sep 5;13:172. doi: 10.1186/1471-2393-13-172.


A non-parametric permutation method for assessing agreement for distance matrix observations.

Røislien J, Samset E.

Stat Med. 2014 Jan 30;33(2):319-29. doi: 10.1002/sim.5927. Epub 2013 Aug 15.

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