Formulating a Question
Searching for Evidence
Hierarchy of Evidence
PubMed Search Tools
Question Type
100

The model used to help formulate the clinical question

What is PICO?

100

A boolean operator that looks for both search terms in an article

What is AND?

100

This pyramid (called?) has RCTs & systematic reviews at the top followed by lower levels of evidence such as cohort & case controlled studies...

What is the hierarchy or 'pyramid' of evidence?

100

These tools allow me to refine my search results to only show specific article types, results published within a specified time frame, and results published in specified languages, among other options.

What are filters?

100

What is the best method that dentists can use to identify early carious lesions?

What is a diagnosis questions?

200

A type of question that fulfills a knowledge gap.

What is Background question?

200

Used to find variations of a word

What is truncation?

200

The lowest level of evidence on the hierarchy pyramid

What are expert opinion and/or editorials?

200

This results filter arranges search results in an order of relevance 

What is "best fit"?

200

How long will a dental implant last in an adult patient with no periodontal disease?

What is a prognosis question?

300

A question that is asked in order to make clinical decisions.

What is Foreground question?

300

Type of term used for a quick search.

What is a keyword?

300

A study in which the participants are divided by chance into separate groups that compare different treatments or other interventions.

What is a randomized control trial?

300

This effective PubMed tool allows you to quickly find higher evidence clinical trials and systematic reviews that are helpful in making patient care decisions. 

What is PubMed Clinical Queries?

300

Are teenagers who frequently drink soda at risk for developing dental caries?

What is an etiology/harm question?

400

Population

What is the P in PICOT?

400

 A database that provides dental-specific pharmacology and clinical information 

What is Lexi-Comp for Dentistry?

400

A type of observational study that sample groups of people who share a defining characteristic, typically those who experience a common activity or possess common attributes

What is a cohort study?

400

The shorthand "MeSH" stands for this full name of the index controlled vocabulary by which PubMed citations are indexed for MEDLINE.

What is Medical Subject Headings?

400

Should teenagers and young adults with asymptomatic impacted wisdom teeth have them removed?

What is a therapy question?

500

The fundamental characteristic of a good clinical question

What is answerable?

500

The metasearch tool was created to search across several sources of evidence all at once

What is the TRIP Database?

500

These reviews of the literature aim for highest level  of evidence and require reproducible searches & detailed documentation


What are systematic reviews?

500

Once you've found a relevant citation, this tool allows you to find additional articles on the same topic with a single click.

What is "similar articles?"

500

What are the recommendations regarding oral cancer exams for dental patients?

What is a screening question?

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