Midterm Evals - October 2019 Flashcards

1
Q

Descriptive studies do

A

Draw inferences about cause and effect

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2
Q

Commonly used control group

A

Hospital-based

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3
Q

Best control group

A

Population-based

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4
Q

Unit of measurement in case control

A

Odds ratio

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5
Q

Inappropriate conclusion on an individual absed on ecological date

A

Ecological Fallacy

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6
Q

Group of individuals as a whole is used to determine efficacy of a drug/procedure

A

Community trial

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7
Q

To test BCG vaccination

A

Preventive/Prophylactic trials

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8
Q

Type of clinical trial when investigator intervenes before a disease has developed

A

Intervention

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9
Q

Type of clinical trial given in an attempt to relieve smptoms

A

Therapeutic

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10
Q

To test efficacy of a preventive/therapuetic agent or procedure

A

Clinical trial

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11
Q

Experimental is the same with ___ because it requires follow up

A

Cohort

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12
Q

Study design considered as “prevalence study”

A

cross sectional

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13
Q

Cohort

A

incidence

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14
Q

Ratio between incidence of exposed and non-exposed-

A

relative risk

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15
Q

Why compute sample size-

A

POPULATION IS LARGE, TIME CONSTRAINT,HUMANPOWER CONSTRAINT,

BUDGET CONSTRAINT

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16
Q

Advantage of sampling method

A

REDUCED COST, GREATER SPEED, GREATER SCOPE, GREATER

ACCURACY

17
Q

Unit of analysis are population. Information about exposure and outcome is collected at group level

A

Ecological Studies

18
Q

Careful detailed report of the profile of a single patient, most basic type of descriptive study

A

Case

Report

19
Q

Longer lasting cases are detected, may under represent diseases with short duration-

A

Neyman Bias

20
Q

Investigator anticipate most likely responses to the questions

A

Close ended questions

21
Q

Type of question when asking for age

A

Fill in the blank questions