Exam 6: Evidence-Based Care

Validity in a study refers to the extent to which a study measures what it actually intended to measure.Reliability,in a study or clinical context,means the extent to which a method or a measurement repeatedly and consistently produces the same outcome or results,performed under identical conditions.

Researchers want to study the effects of chlorohexidine rinse on periodontal health after initial nonsurgical periodontal therapy over the following 18 months.What type of study is this considered to be?

Which of the following levels of evidence are said to have no statistical validity?

Which section of a scientific paper gives researchers a preview of what the article is about?

Plagiarism is defined as the use of another's work or ideas without giving credit to that person; credit must be given by citing the source,which allows readers and researchers to locate and retrieve the information. Paraphrasing by substituting words,altering,or changing word order is acceptable,if cited.

A scientific paper is developed around the

Jamie is researching the long-term effects of sealants in preventing dental decay by reviewing previous studies.What type of research is Jamie utilizing?

Statistical significance is represented by the

Evidence-based care is based on three tenets.It is considered to be actively in use as long as one tenet is incorporated into the process of care.

Statistical significance is the level of probability that an association between two or more variables occurred by change alone.The commonly accepted p value is 0.05 or greater.

A dental hygienist is discussing the findings of oil pulling in relation to reversing gingivitis with a patient.Which step of the evidence-based process would the dental hygienist be representing?

Proctor and Gamble conduct a research study to test if a new toothpaste will help with whitening.The participants and researchers are unaware of the intervention.What type of control method is being utilized?

The closer a study design is to the top of the pyramidal hierarchy,the lower level of evidence.Meta-analysis has the highest level of evidence.

Which of the following is NOT considered a strong source for citing in a research paper?

Julie is looking for articles on proper care for implant maintenance.Which step in the evidence-based process is Julie utilizing?

Which of the following questions raises issues of outcomes and reporting adverse effects to determine which patients may benefit from the new intervention?