The following are the purpose and definition of SURVEILLANCE, except:

Enables targeted interventions for at-risk populations

What was the key finding of the Framingham Heart Study?

Cardiovascular health is influenced by lifestyle, environment, and genetics

Which of the following best defines the incubation period?

The time between disease exposure and symptom onset

How can biostatistics help in evaluating the effectiveness of a new vaccine?

By conducting randomized controlled trials and analyzing data

Transmission of hepatitis B or HIV by sharing needles

Point source outbreak, Propagated outbreak

Which of the following is INCORRECTLY matched?

2 of the choices are incorrectly matched

CONTINUOUS QUANTITATIVE DATA

Fasting Blood Sugar of the patient

What is the main goal of an epidemic curve in outbreak investigations?

To visualize the pattern of disease occurrence over time

Refer to the image below

Point source outbreak, Continuous common source outbreak

What best describes an endemic disease?

A disease that remains at a stable level within a specific population

CHAIN OF INFECTION: Which of the following is correct?

Reservoir>POExit>MOT>POEntry>Host

Which of the following definitions BEST describes the BIOSTAT and EPI?

Complementary fields forms the backbone of public health information system

ORDINAL QUALITATIVE DATA

Cancer patient has good response to chemotherapeutic agent

HERD IMMUNITY, Except:

Also known as Population Immunity

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CPH LEC: BIOSTATISTICS AND EPIDEMIOLOGY

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Explore the purpose and definition of surveillance, data analysis, and medical uncertainties in this engaging quiz

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Questions 36

Answers

1
The following are the purpose and definition of SURVEILLANCE, except:
Data allows public health officials to detect trends
Continuous collection and analysis of health-related data
Enables targeted interventions for at-risk populations
allows for rapid responses to potential health threats
primary use of data-driven public health decision-making
Detects health and disease patterns in REAL TIME
2
Primary data, except:
Census
ocular
interview
questionnaire
3
Data provides concrete evidence of what works and what MAY NOT, allowing policymakers to make informed adjustments!
Risk Factor Identification
Surveillance
Implementation
Evaluation
4
MEDICAL RECORD is an example of Primary Data
True
False
5
Which of the following best defines isolation in public health?
B
C
D
A
6
MEASURES OF DISPERSION, except:
Coefficient of variation
Standard deviation
Positive or negative kurtosis
Variance
7
What was the key finding of the Framingham Heart Study?
Infectious diseases are the leading cause of mortality worldwide
Cardiovascular health is influenced by lifestyle, environment, and genetics
Smoking is the primary cause of lung cancer
Physical activity has no impact on heart disease risk
8
Which of the following best defines the incubation period?
The period when a disease is no longer contagious
The duration of an outbreak in a population
The time from infection to full recovery
The time between disease exposure and symptom onset
9
Refer to the photo
True
False
10
Multivariate analysis deals with the interactions and relationships among three or more variables
True
False
11
How can biostatistics help in evaluating the effectiveness of a new vaccine?
By using historical records without comparative analysis
By solely observing vaccine side effects in a single patient
By conducting randomized controlled trials and analyzing data
By interviewing patients about their opinions
12
when a group of people get sick after eating the same contaminated food at the same restaurant on the same day
Continuous common source outbreak
Propagated outbreak
None of the choices
Point source outbreak
13
Transmission of hepatitis B or HIV by sharing needles
Point source outbreak
MIXED
Propagated outbreak
Continuous common source outbreak
14
Which of the following is INCORRECTLY matched?
William Farr - Father of Epidemiology
Hippocrates - Father of Medicine
2 of the choices are incorrectly matched
3 of the choices are incorrectly matched
John Graunt - first quantified patterns of birth, death, and dse occurence
John Snow - Father of Vital Statistics and Surveillance
15
CONTINUOUS QUANTITATIVE DATA
Number of admissions a day
Beats per minute
Number of members in the household
Fasting Blood Sugar of the patient
16
Which of the following measures is most useful in determining data dispersion?
Median
SD
Mean
Variance
17
A continuous data can result to qualitative data. Example: Height - tall
True
False
18
What is the main goal of an epidemic curve in outbreak investigations?
To eliminate the need for laboratory testing
To visualize the pattern of disease occurrence over time
To determine the socioeconomic status of affected individuals
To classify diseases based on severity
19
Refer to the image below
Point source outbreak
Continuous common source outbreak
Propagated outbreak
MIXED
20
What best describes an endemic disease?
A disease that occurs irregularly and infrequently
A disease outbreak that occurs suddenly and spreads rapidly
A disease that remains at a stable level within a specific population
A global health emergency
21
Which term describes a disease outbreak that affects multiple countries?
Sporadic
Endemic
Pandemic
Epidemic
22
The individual harbors the organism. However, can still infect others! Which of the following is CORRECT?
The person is symptomatic
Vector
Carrier
2 choices are correct
23
SOURCES of Medical uncertainties, EXCEPT:
No knowledge about health programs
Exclusion of future cases from studies
None of the choices
Sampling fluctuations
Impact of sanitation
Pollution
24
step 4 in epidemiological approach
Epi Research: ID and verification of cases
Determine the incubation period
Calculate the attack rate
Set up control program
25
Which factor is NOT a component of the epidemiologic triad?
Agent
Environment
Pathogenicity
Host
26
CHAIN OF INFECTION: Which of the following is correct?
Infectious Agent>POExit>MOT>POEntry>Susceptible Host
POExit>MOT>Susceptible Host>Infectious Agent>POExit
Host>MOT>POExit>Reservoir>POEntry
Reservoir>POExit>MOT>POEntry>Host
27
VITAL STATISTICS, except:
Natality
Nuptiality
Mortality
BMI
28
The following are covered of STATISTICS, except:
Planning
Publication
Data gathering
Design
Presentation of Data
Action Plan and Implementation
29
Which surveillance method relies on routine health statistics rather than active case tracking?
Syndromic surveillance
Passive surveillance
Experimental surveillance
Active surveillance
30
Changing patterns can possibly occur. A Communicable CAN LEAD to NON COMMUNICABLE DISEASE
False
True
31
Examples of Nominal Qualitative Data, EXCEPT:
Green eyes
Blood Tyoe B
Female
Low income of the household
32
Descriptive Statistics Includes HYPOTHESES
True
False
33
Which type of epidemiological study is best suited for analyzing rare diseases?
Experimental study
Case-control study
Cohort study
Cross-sectional study
34
Which of the following definitions BEST describes the BIOSTAT and EPI?
Independent fields that need separately studied for better understanding
Very useful in laboratory setting and a primary field on study in the field
Irrelevant in public health information system
Complementary fields forms the backbone of public health information system
35
ORDINAL QUALITATIVE DATA
Gender
Failed examination
Cancer patient has good response to chemotherapeutic agent
BMI
36
HERD IMMUNITY, Except:
Technically INDIRECT protection from an infectious disease
Susceptible will be protected by higher volume of resistant people
Also known as Population Immunity
All choices are correct

CPH LEC: BIOSTATISTICS AND EPIDEMIOLOGY Flashcards | StudBud