REFERENCES
- Aarts S, Winkens B, van den Akker M. The insignificance of statistical significance. Eur J Gen Pract. 2012;18:50–2.
- Coe R. It’s the effect size, stupid: What effect size is and why it is important. Annual Conference of the British Educational Research Association; University of Exeter, England; 2002.
- Kirk RE. Practical significance: A concept whose time has come. Educ Psychol Meas. 1996;56:746–59.
- Cohen J. The earth is round (p < .05). Am Psychologist 2004;49: 997–1003.
- Cohen J. Statistical power analysis for the behavioral sciences. Hillsdale, New Jersey: Lawrence Erlbaum Associates; 1988.
- Estes WK. Significance testing in psychological research: Some persisting issues. Psychol Sci. 1997;8:18–20.
- Johnson DH. The insignificance of statistical significance testing. J Wildl Manage. 1999;63:763–72.
- Valentine JC, Cooper H. Effect size substantive interpretation guidelines: Issues in the interpretation of effect sizes. Washington, DC: What Works Clearinghouse; 2003.
- Schmidt CO, Kohlmann T. When to use the odds ratio or the relative risk?Int J Public Health. 2008;53:165–7.
- Imbos TJ, Berger MPF, Janssen MPE. Methodologie en statistiek I. Universiteit Pers Maastricht FdG, editor. Maastricht: Datawyse; 1996.
- McHugh ML. Scientific inquiry: Clinical statistics for primary care practitioners: Part II-absolute risk reduction, relative risk, relative risk reduction, and number needed to treat. J Spec Pediatr Nurs. 2008;13:135–8.
- Kline RB. Beyond significance testing: Reforming data analysis methods in behavioral research. Washington DC: American Psychological Association; 2004.
- Rodgers JL, Nicewander WA. Thirteen ways to look at the correlation coefficient. Am Stat. 1988;42:59–66.
- Wikipedia. Correlation and dependence. Available at: http://en.wikipedia.org/wiki/Correlation_and_dependence (accessed 18 February 2013).