Ace Your Public Health Classes and Exams with Picmonic: #1 Visual Mnemonic Study Tool for Physician Assistant Students
With Picmonic, facts become pictures. We've taken what the science shows - image mnemonics work - but we've boosted the effectiveness by building and associating memorable characters, interesting audio stories, and built-in quizzing. Whether you're studying for your classes or getting ready for a big exam, we're here to help.
Public Health | Physician Assistant School Study Aid
Measures Association Between an Exposure and an Outcome
Formula
Odds of Exposure in Diseased (Sick) Group
a / c
Divided /
Odds of Exposure in Healthy Group
b / d
Interpretation
=1 Exposure does not affect odds
> 1 Exposure increases disease
< 1 Exposure decreases disease
2 mins
Attributable Risk (AR)
Use
Proportion Exposure Increases Disease
Formula
Incidence of Diseased (Sick)
Equals =
Exposed Group
a / (a + b)
Minus -
Unexposed Group
c / (c + d)
1 min
Relative Risk (RR)
Use
Used in Cohort Studies
Formula
Risk of Developing Disease
Equals =
Exposed Group
a / (a + b)
Divided by /
Unexposed Group
c / (c + d)
When Low Prevalence Odds Ratio Approximates Relative Risk
2 mins
Positive Predictive Value (PPV)
Proportion of Positive Tests that are True Positive
Probability that Person with Positive Test has Disease
Formula
TP (True Positives)
Divided by /
All Positive Test Results
TP + FP
Considerations
Varies Directly with Prevalence
1 min
Negative Predictive Value (NPV)
Proportion of Negative Tests that are Truly Negative
Probability that Person with Negative Test is Healthy
Formula
(TN) True Negatives
Divided by /
All Negative Test Results
(FN + TN)
Considerations
Varies Inversely with Prevalence
1 min
Ace Your Physician Assistant Classes & Exams with Picmonic:
Over 1,010,000 students use Picmonicโs picture mnemonics to improve knowledge, retention, and exam performance.
Choose the #1 Physician Assistant student study app.
Picmonic for Physician Assistant covers information that is relevant to your entire Physician Assistant education. Whether youโre studying for your classes or getting ready to conquer the PANCEยฎ or PANREยฎ, weโre here to help.
Works better than traditional Physician Assistant flashcards.
Research shows that students who use Picmonic see a 331% improvement in memory retention and a 50% improvement in test scores.
We use cookies to offer you a better experience and to analyze site traffic. By continuing to use this website you consent to the use of cookies in accordance with our Cookie Policy.