Critical Inquiry

Question 1

What does PICO stand for?

Answer 1

Population/Problem
Intervention/Indicator
Comparator
Outcome

Question 2

What are the 3 components of EBP?

Answer 2

1. Best available evidence
2. Clinical Expertise
3. Patient Values

Question 3

Sensitivity =

Answer 3

ability to be positive when a variable is present

Very sensitive = good screening tool

SnOUT = high SN, rule it out

Question 4

Specificity =

Answer 4

ability to be negative when a variable is absent

Very specific = confirms dx

SPIN = high SP, rule in

Question 5

Likelihood ratio

Answer 5

• The likelihood that a test result would be expected in a patient with the target disorder compared with the likelihood of the results with a patient without the disorder
• Tells you how much a test result changes the pre-test probability of being correct

Question 6

Prevalence

Answer 6

is the portion of patients that have a condition at a particular time

ex: in a sample of 20 patients, 5 had the disorder

5/20 = 25%

Question 7

The International Classification of Functioning, Disability & Health (ICF) focuses on?

Answer 7

o	Emphasizes function, not the health condition & categories the situation NOT the person
♣	Components:
•	Body Function
•	Body Structures
•	Impairments
•	Activity
•	Participation
•	Activity Limitations
•	Participation Restrictions
•	Environmental Factors

Question 8

Specificity measures the proportion of _______which are correctly identified.

Answer 8

Specificity measures the proportion of negatives which are correctly identified.

Question 9

What is a good tool to assess reliability?

Answer 9

Kappa:

Ordinal data

Question 10

Sensitivity is the proportion of those with a _______ test given that they have the condition being tested for.

Answer 10

Sensitivity is the proportion of those with a positive test given that they have the condition being tested for.