Most health professionals are resistant to statistics. There is nothing inconsistent about it: if they liked Mathematics as a profession, they would have chosen a career in the exact sciences. Clinical dentists are not different: most of them prefer to avoid greater proximity to, and as a consequence , understanding of statistics. Undoubtedly, many statistical procedures involve complex and dif...

The objective of this article is to discuss the rationale for common statistical tests used for the analysis and interpretation of prenatal diagnostic imaging studies. Examples from the literature are used to illustrate descriptive and inferential statistics. The uses and limitations of linear and logistic regression analyses are discussed in detail.

the aim of this study was to compare the effect of self-control, frequent and reduced feedback of kr on children's learning skill of throw targeting in aleshtar city. for this purpose, 60 subjects were selected and assigned through step-by-step random method to three groups of self-control, frequent, and reduced. they performed the task of targeting through throwing in two steps of acquisi...

Null hypothesis significance testing is a commonly used tool for making statistical inferences in empirical studies, but its use has always been controversial. In this manuscript, I argue that even more problematic testing, and other abstract benchmarks, often are as tools interpreting study data. This because data requires domain knowledge of the scientific topic sensitivity to context, someth...

Because the field of statistics has become so important in medicine, it is well worth the time of a physician in nuclear medicine to become acquainted with the lan guage of statistics, the elementary concepts, and a few of the more commonly used procedures. For this purpose we are presenting these essentials in a series of six short, nontechnical papers. Obviously, what can be accom plished in ...