• Medicine
  • Published in
    JPMA. The Journal of the…

Statistical significance: is it really that significant?

  title={Statistical significance: is it really that significant?},
  author={Zulfiqar Ahmed},
  journal={JPMA. The Journal of the Pakistan Medical Association},
  volume={62 3},
The demands of evidence based medical practice include capability of critical appraisal of peer reviewed journal articles (as part of peer review). In order to understand these articles, some knowledge of statistical methodology is essential. Often results are reported to be statistically significant or not. Basically defined, when the result of a scientific experiment is statistically significant (p<0.05), it means that there is a 95% or higher chance that this result is not by any error or… CONTINUE READING