Article thumbnail

Parametric methods outperformed non-parametric methods in comparisons of discrete numerical variables

By Morten W Fagerland, Leiv Sandvik and Petter Mowinckel
Topics: Research Article
Publisher: BioMed Central
OAI identifier:
Provided by: PubMed Central

To submit an update or takedown request for this paper, please submit an Update/Correction/Removal Request.

Suggested articles


  1. (2003). A note on the exact test based on the Baumgartner-Weiß-Schindler statistic in the presence of ties. Comput Stat Data An
  2. (2008). Agresti A: Modeling and inference for an ordinal effect size measure. Stat Med
  3. (2001). al: The revised CONSORT statement for reporting randomized trials: explanation and elaboration. Ann Intern Med
  4. (2007). Brunner E: A studentized permutation test for the non-parametric Behrens-Fisher problem. Comput Stat Data An
  5. (1996). Collapsing ordered outcome categories: a note of concern.
  6. (2003). Confidence intervals for the mean of a variable taking the values 0, 1 and 2. Stat Med
  7. (2005). D’Este C: Postcards from the EDge project: randomised controlled trial of an intervention using postcards to reduce repetition of hospital treated deliberate self poisoning. BMJ
  8. (2001). Fenstad GU: Should we always choose a nonparametric test when comparing two apparently nonnormal distributions?
  9. (1997). Hinkley DV: Bootstrap Methods And Their Application Cambridge, UK:
  10. (2005). Introduction To Robust Estimation And Hypothesis Testing. 2 edition.
  11. (2005). Nonparametric confidence intervals for the one- and two-sample problems. Biostatistics
  12. (1991). Practical Statistics For Medical Research Boca
  13. (2009). Sandvik L: Performance of five two-sample location tests for skewed distributions with unequal variances. Contemp Clin Trials
  14. (2009). Sandvik L: The Wilcoxon-Mann-Whitney test under scrutiny. Stat Med
  15. (2006). So HY: Effect of a structured asthma education program on hospitalized asthmatic children: a randomized controlled trial. Pediatr Int
  16. (1975). Statistical Methods Based On Ranks Upper Saddle River,
  17. (2007). Strengthening the reporting of observational studies in epidemiology (STROBE): explanation and elaboration. PLoS Med
  18. (1998). Weissfeld LA: A study of the effect of dichotomizing ordinal data upon modeling. Commun Stat–Simul C