[P value and confidence intervals: reporting and interpreting the result of a clinical study].

@article{Ravani2006PVA,
  title={[P value and confidence intervals: reporting and interpreting the result of a clinical study].},
  author={Pietro Ravani and Simeone Andrulli},
  journal={Giornale italiano di nefrologia : organo ufficiale della Societa italiana di nefrologia},
  year={2006},
  volume={23 5},
  pages={490-501}
}
The main purpose of statistics in the analysis of clinical and epidemiological studies is to summarize data and information, as well as assess variability, trying to distinguish between chance findings and results that may be replicated upon repetition. Statistical analyses only convey the effect of chance element in data (random error). Statistics cannot control non-sampling errors concerning study design, conduct and methods adopted. At the end of the study, a result is defined statistically… CONTINUE READING