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2020
1 Brevik, Thea Beate; Laake, Petter; Bjørkly, Stål.
Effect of culturally tailored education on attendance at mammography and the Papanicolaou test. Health Services Research (HSR) 2020 ;Volum 55.(3) s. 457-468
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2019
2 Lydersen, Stian; Fagerland, Morten; Laake, Petter.
Alternativer til Fishers eksakte test. Tidsskrift for Den norske legeforening 2019 ;Volum 139.(14) s. 1397-1397
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3 Lydersen, Stian; Fagerland, Morten; Laake, Petter.
Fishers eksakte test - hvordan smaker teen?. Tidsskrift for Den norske legeforening 2019 ;Volum 139.(13) s. 1292-1292
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4 Lydersen, Stian; Fagerland, Morten; Laake, Petter.
Pearsons khikvadrattest. Tidsskrift for Den norske legeforening 2019 ;Volum 139.(12) s. 1183-1183
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5 Sandvig, Heidi Vihovde; Laake, Petter.
Ikke faglig begrunnet styrevedtak om fødesammenslåing. Dagens medisin 2019
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2018
6 Bærug, Anne Bergljot; Sletner, Line; Laake, Petter; Fretheim, Atle; Løland, Beate Fossum; Waage, Christin; Birkeland, Kåre I.; Jenum, Anne Karen.
Recent gestational diabetes was associated with mothers stopping predominant breastfeeding earlier in a multi-ethnic population. Acta Paediatrica 2018 ;Volum 107.(6) s. 1028-1035
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7 Kristoffersen, Doris Tove; Helgeland, Jon; Clench-Aas, Jocelyne; Laake, Petter; Veierød, Marit Bragelien.
Observed to expected or logistic regression to identify hospitals with high or low 30-day mortality?. PLOS ONE 2018 ;Volum 13.(4) s. -
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8 Lydersen, Stian; Fagerland, Morten; Laake, Petter.
Evaluation of methods for analysis of 2x2 contingency tables. The Norwegian Epidemiological Association (NOFE) Conference 2018; 2018-11-14 - 2018-11-15
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9 Wierenga, Lara M.; Sexton, Joseph; Laake, Petter; Giedd, Jay N.; Tamnes, Christian Krog.
A Key Characteristic of Sex Differences in the Developing Brain: Greater Variability in Brain Structure of Boys than Girls. Cerebral Cortex 2018 ;Volum 28.(8) s. 2741-2751
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2017
10 Bærug, Anne Bergljot; Laake, Petter; Løland, Beate Fossum; Tylleskär, Thorkild; Tufte, Elisabeth; Fretheim, Atle.
Explaining socioeconomic inequalities in exclusive breast feeding in Norway. Archives of Disease in Childhood 2017 ;Volum 102.(8) s. 708-714
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11 Fagerland, Morten; Lydersen, Stian; Laake, Petter.
Statistical Analysis of Contingency Tables. CRC Press 2017 (ISBN 978-1-4665-8817-2) 634 s.
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2016
12 Kristoffersen, Doris Tove; Helgeland, Jon; Clench-Aas, Jocelyne; Laake, Petter; Veierød, Marit Bragelien.
Type I error and power for detecting hospitals with high or low 30-day mortality. 37th Annual Conference of the Internatinal Society for Clinical Biostatistics; 2016-08-21 - 2016-08-25
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13 Paur, Ingvild; Lilleby, Wolfgang; Bøhn, Siv Kjølsrud; Hulander, Erik; Klein, Willibrord; Vlatkovic, Ljiljana; Axcrona, Karol; Bolstad, Nils; Bjøro, Trine; Laake, Petter; Tasken, Kristin Austlid; Svindland, Aud; Eri, Lars Magne; Brennhovd, Bjørn; Carlsen, Monica Hauger; Fosså, Sophie Dorothea; Smeland, Sigbjørn; Karlsen, Anette Solli; Blomhoff, Rune.
Tomato-based randomized controlled trial in prostate cancer patients: Effect on PSA. Clinical Nutrition 2016 ;Volum 36.(3) s. 672-679
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2015
14 Benestad, Haakon Breien; Laake, Petter.
Research Strategies, Planning and Analysis. I: Research in Medical and Biological Sciences: From Planning and Preparation ot Grant Application and Publication.. Academic Press 2015 ISBN 978-0-12-799943-2. s. 89-104
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15 Buonaccorsi, John P.; Dalen, Ingvild; Laake, Petter; Hjartåker, Anette; Engeset, Dagrun; Thoresen, Magne.
Sensitivity of regression calibration to non-perfect validation data with application to the Norwegian Women and Cancer Study. Statistics in Medicine 2015 ;Volum 34.(8) s. 1389-1403
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16 Fagerland, Morten; Lydersen, Stian; Laake, Petter.
Recommended confidence intervals for two independent binomial proportions. Statistical Methods in Medical Research 2015 ;Volum 24.(2) s. 224-254
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17 Fagerland, Morten Wang; Lydersen, Stian; Laake, Petter.
Confidence Intervals for Two Independent Binomial Proportions. I: Wiley StatsRef: Statistics Reference Online. John Wiley & Sons 2015 ISBN 9781118445112. s. -
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18 Holm, Søren; Hofmann, Bjørn; Laake, Petter.
Ethics and Scientific Conduct. I: Research in Medical and Biological Sciences: From Planning and Preparation ot Grant Application and Publication.. Academic Press 2015 ISBN 978-0-12-799943-2. s. 43-70
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19 Laake, Petter; Benestad, Haakon Breien; Olsen, Bjørn Reino.
Research in Medical and Biological Sciences: From Planning and Preparation ot Grant Application and Publication.. Academic Press 2015 (ISBN 978-0-12-799943-2) 566 s.
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20 Laake, Petter; Fagerland, Morten.
Statistical Inference. I: Research in Medical and Biological Sciences: From Planning and Preparation ot Grant Application and Publication.. Academic Press 2015 ISBN 978-0-12-799943-2. s. 379-430
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21 Olsen, Bjørn Reino; Laake, Petter; Ottersen, Ole Petter.
Guide to Grant Applications. I: Research in Medical and Biological Sciences: From Planning and Preparation ot Grant Application and Publication.. Academic Press 2015 ISBN 978-0-12-799943-2. s. 519-546
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22 Thelle, Dag Steinar; Laake, Petter.
Epidemiology. I: Research in Medical and Biological Sciences: From Planning and Preparation ot Grant Application and Publication.. Academic Press 2015 ISBN 978-0-12-799943-2. s. 275-320
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2014
23 Benestad, Haakon Breien; Laake, Petter.
Dårlig tittel - dårlig manus?. Tidsskrift for Den norske legeforening 2014 ;Volum 134.(4) s. 382-382
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24 Birkeflet, Oddveig; Laake, Petter; Vøllestad, Nina Køpke.
Poor multi-rater reliability in TCM pattern diagnoses and variation in the use of symptoms to obtain a diagnosis. Acupuncture in Medicine 2014 ;Volum 32.(4) s. 325-332
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25 Buonaccorsi, John P.; Laake, Petter; Veierød, Marit Bragelien.
On the power of the Cochran-Armitage test for trend in the presence of misclassification. Statistical Methods in Medical Research 2014 ;Volum 3. s. 218-243
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26 Buonaccorsi, John P.; Laake, Petter; Veierød, Marit Bragelien.
On the power of the Cochran-Armitage test for trend in the presence of misclassification. Statistical Methods in Medical Research 2014 ;Volum 23.(3) s. 218-243
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27 Fagerland, Morten; Lydersen, Stian; Laake, Petter.
Recommended tests and confidence intervals for paired binomial proportions. Statistics in Medicine 2014 ;Volum 33.(16) s. 2850-2875
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28 Lehre, Anne- Catherine W G; Hansen, Arvid Hedley; Lehre, Knut Petter Dæhlin; Laake, Petter.
Effects of the 2003 Quality Reform on Gender Gaps in Student Learning Outcomes in Norwegian Higher Education. Scandinavian Journal of Educational Research 2014 ;Volum 58.(3) s. 315-336
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29 Lehre, Anne- Catherine W G; Laake, Petter; Sexton, Joseph Andrew.
Using Quantile Distance Functions to Assess Inter- and Intrasex Variability in PISA Achievement Scores. I: Educational Policy Evaluation through International Comparative Assessments. Waxmann Verlag 2014 ISBN 978-3-8309-3091-4. s. 177-190
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2013
30 Fagerland, Morten; Lydersen, Stian; Laake, Petter.
The McNemar test for binary matched-pairs data: mid-p and asymptotic are better than exact conditional. BMC Medical Research Methodology 2013 ;Volum 13. s. -
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31 Karlsen, Anette; Svendsen, Mette; Seljeflot, Ingebjørg; Laake, Petter; Duttaroy, Asim K.; Drevon, Christian A; Arnesen, Harald; Tonstad, Serena; Blomhoff, Rune.
Kiwifruit decreases blood pressure and whole-blood platelet aggregation in male smokers. Journal of Human Hypertension 2013 ;Volum 27.(2) s. 126-130
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32 Lehre, Anne- Catherine W G; Laake, Petter; Sexton, Joseph.
Differences in birth weight by sex using adjusted quantile distance functions. Statistics in Medicine 2013 ;Volum 32.(17) s. 2962-2970
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33 Ringdal, Kjetil G.; Skaga, Nils Oddvar; Steen, Petter Andreas; Hestnes, Morten; Laake, Petter; Jones, J. Mary; Lossius, Hans Morten.
Classification of comorbidity in trauma: The reliability of pre-injury ASA physical status classification. Injury 2013 ;Volum 44.(1) s. 29-35
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2012
34 Birkeflet, Oddveig; Laake, Petter; Vøllestad, Nina Køpke.
Traditional Chinese medicine patterns and recommended acupuncture points in infertile and fertile women. Acupuncture in Medicine 2012 ;Volum 30.(1) s. 12-16
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35 Fagerland, Morten; Eide, Geir Egil; Laake, Petter.
Linear regression. I: Medical statistics in clinical and epidemiological research. Gyldendal Akademisk 2012 ISBN 9788205399594. s. 126-166
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36 Kristoffersen, Doris Tove; Helgeland, Jon; Clench-Aas, Jocelyne; Laake, Petter; Veierød, Marit Bragelien.
Comparing hospital mortality - how to count does matter for patients hospitalized for acute myocardial infarction (AMI), stroke and hip fracture. BMC Health Services Research 2012 ;Volum 12.
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37 Lehre, Anne- Catherine W G; Hansen, Arvid Hedley; Lehre, Knut Petter Dæhlin; Laake, Petter.
Gender gap in Norwegian Higher Education. EERA Spring School; 2012-02-12 - 2012-02-17
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38 Lydersen, Stian; Fagerland, Morten; Laake, Petter.
Categorical data and contingency tables. I: Medical statistics in clinical and epidemiological research. Gyldendal Akademisk 2012 ISBN 9788205399594. s. 48-89
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39 Sexton, Joseph; Blomhoff, Rune; Karlsen, Anette; Laake, Petter.
Adaptive combination of dependent tests. Computational Statistics & Data Analysis 2012 ;Volum 56.(6) s. 1935-1943
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40 Sexton, Joseph; Laake, Petter.
Boosted coefficient models. Statistics and computing 2012 ;Volum 22.(4) s. 867-876
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41 Veierød, Marit Bragelien; Lydersen, Stian; Laake, Petter.
Design and analysis. I: Medical statistics in clinical and epidemiological research. Gyldendal Akademisk 2012 ISBN 9788205399594. s. 23-44
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42 Veierød, Marit Bragelien; Lydersen, Stian; Laake, Petter.
Medical statistics in clinical and epidemiological research. Gyldendal Akademisk 2012 (ISBN 9788205399594) 720 s.
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2011
43 Birkeflet, Oddveig; Laake, Petter; Vøllestad, Nina Køpke.
Low inter-rater reliability in traditional Chinese medicine for female infertility. Acupuncture in Medicine 2011 ;Volum 29.(1) s. 51-57
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44 Haj Yasein, Nadia Nabil; Vindedal, Gry Fluge; Eilert-Olsen, Martine; Gundersen, Georg Andreas; Skare, Øivind; Laake, Petter; Klungland, Arne; Thoren, Anna; Burkhardt, John Michael; Ottersen, Ole Petter; Nagelhus, Erlend Arnulf.
Glial-conditional deletion of aquaporin-4 (Aqp4) reduces blood-brain water uptake and confers barrier function on perivascular astrocyte endfeet. Proceedings of the National Academy of Sciences of the United States of America 2011 ;Volum 108.(43) s. 17815-17820
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45 Karlsen, Anette; Svendsen, Mette; Seljeflot, Ingebjørg; Sommernes, Mary-Ann; Sexton, Joseph; Brevik, Asgeir; Erlund, Iris; Serafini, Mauro; Bastani, Nasser Ezzatkhah; Remberg, Siv Fagertun; Borge, Grethe Iren Andersen; Carlsen, Monica Hauger; Bøhn, Siv Kjølsrud; Myhrstad, Mari; Dragsted, Lars; Duttaroy, Asim K.; Haffner, Karin; Laake, Petter; Drevon, Christian A; Arnesen, Harald; Collins, Andrew Richard; Tonstad, Serena; Blomhoff, Rune.
Compliance, tolerability and safety of two antioxidant-rich diets: a randomised controlled trial in male smokers. British Journal of Nutrition 2011 ;Volum 106.(4) s. 557-571
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46 Lehre, Anne- Catherine W G.
Sex matters: Looking into variability. The variability hypothesis, the 2003 Quality Reform in higher education in Norway, and the role of BGT1 in seizure control. Unipub forlag 2011 (ISBN 978-82-8264-149-4) 146 s.
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47 Lehre, Anne- Catherine W G; Rowley, Nicole; Zhou, Yun; Holmseth, Silvia; Guo, Chungang; Holen, Torgeir; Hua, Rui; Laake, Petter; Olofsson, Anna Maria; Poblete-Naredo, Irais; Rusakov, Dimitri A.; Madsen, Karsten K.; Clausen, Rasmus P.; Schousboe, Arne; White, H. Steve; Danbolt, Niels Christian.
Deletion of the betaine-GABA transporter (BGT1; slc6a12) gene does not affect seizure thresholds of adult mice. Epilepsy Research 2011 ;Volum 95.(1-2) s. 70-81
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48 Lydersen, Stian; Laake, Petter; Fagerland, Morten.
The analysis of 2 x 2 contingency tables-yet again: Author's reply. Statistics in Medicine 2011 ;Volum 30.(8) s. 891-892
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49 Thelle, Dag S.; Laake, Petter.
Fra ammetåke til klarsyn. Forskning.no 2011
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2010
50 Bøhn, Siv Kjølsrud; Myhrstad, Mari Charlotte; Thoresen, Magne; Holden, Marit; Karlsen, Anette; Tunheim, Siv Haugen; Erlund, Iris; Svendsen, Mette; Seljeflot, Ingebjørg; Moskaug, Jan Øivind; Duttaroy, Asim K.; Laake, Petter; Arnesen, Harald; Tonstad, Serena; Collins, Andrew Richard; Drevon, Christian A; Blomhoff, Rune.
Blood cell gene expression associated with cellular stress defense is modulated by antioxidant-rich food in a randomised controlled clinical trial of male smokers. BMC Medicine 2010 ;Volum 8. s. -
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