Course Descriptions


HSC 531: Epidemiology I

The primary purpose of this course is to introduce students to the basic principles and methods of epidemiology.
Topics to be covered include:
Concepts of epidemiology, its objectives, and importance in public health and various fields of epidemiology like infectious diseases, chronic disease, environmental epidemiology, health services epidemiology etc;Concept of the science of epidemilogy - person, time, place and their interelationship and why these are important to consider for study of public health& how they make up the foundation of epidemilogy;The literal meaning of incidence and prevalenece and how they are defined/used in epidemiogy for infectious and chronic diseaes;Importance of analysis of incidence and spread of disease within the population, with the aim of establishing causality; Review of research findings of some important epidemiological studies showing linkages between different public health exposure and outcome associations; Sources of epidemiological data—e.g. surveillance systems; specialized sample surveys; hospital records; administrative records etc.; The concepts of cause and effect and the philosophy of epidemiological association including the counterfactual and time. Introducing the causal pie and how its relationship with association and causation; Concept of measuring causation, association with the basic concept of incidence and prevalence. How counter factual come in the measurement; Measuring the occurrences of diseases morbidity and diseases mortality; Combining the measures using counterfactual and assessing the risk of diseases; Epidemiological study designs and the logic of using the measures of disease occurrences for specific study designs and their interpretations; Validity and reliability of diagnostic and screening test; From association to causation, deriving inferences from epidemiological studies, differences and similarities between observational and analytical epidemiological studies; Different kinds of epidemiological study design—longitudinal, cross-sectional, cohort vs. case-control and interventional study.

Reference:
i. Leon Gordis:Epidemiology: Elsevier/Saunders,4 Edition,2009.
ii. Kenneth J Rothman: Epidemiology an Introduction, Oxford University Press, 2002.
iii. Lilienfeld, David E, (rev.); Stolley, Paul D: Foundations of Epidemiology, Oxford University Press, Oxford, 1994.

HSC 531: Epidemiology I

Course Outline

Class no. Date Topic Reference Assignment/Exam
1 22/01/2016

-    Course briefing

-    Basic concepts of epidemiology

-    History of epidemiology

-    Chapter 1 of Gordis

-    Lesson 1 of CDC

 

2

22/01/2016

-    Basic concepts of health & disease

 

 

3

28/01/2016

-    Measures of disease occurrence-1

Chapter 3 of Gordis

 

4

28/01/2016

-    Measures of disease occurrence-2

Chapter 3 of Gordis

 

5

05/02/2016

-    Measures of association-1

Chapter 11 of Gordis

 

6

05/02/2016

-    Measures of association-2

Chapter 11 of Gordis

 

7

12/02/2016

-    Direct and indirect methods of adjustment of rates

Easy way to learn standardization by Naing

 

8

12/02/2016

-    Direct and indirect methods of adjustment of rates

Easy way to learn standardization by Naing

Homework-1to be handed out

9

19/02/2016

-    Epidemiological measures: tutorial

 

 

10

19/02/2016

-    Review for mid-term exam

 

Homework-1 to be handed in

11

26/02/2016

-    Mid-term exam

 

 

12

26/02/2016

-    Discussions on mid-term exam questions

 

 

13

04/03/2016

-    Disease causality: Epidemiological triad

Chapter 2 and 14 of Gordis

 

14

04/03/2016

-    Disease causality: Multi-causal models

Chapter 2 and 14 of Gordis

 

15

11/03/2016

-    Overview of epidemiological study design

Study Design by Williams and Nelson

 

16

11/03/2016

-    Descriptive studies

Study Design by Williams and Nelson

 

17

18/03/2016

-    Cohort study

Chapter 9 of Gordis

 

18

18/03/2016

-    Case-control study

Chapter 10 of Gordis

 

19

25/03/2016

-    Intervention study

Chapter 7 of Gordis

 

20

25/03/2016

-    Confounding

Chapter 15 of Gordis

Homework-2 to be handed out

21

01/04/2016

-    Selection bias

Chapter 15 of Gordis

 

22

01/04/2016

-    Information bias

Chapter 15 of Gordis

 

23

08/04/2016

-    Screening in public health-1

Chapter 5 of Gordis

 

24

08/04/2016

-    Screening in public health-2

Chapter 5 of Gordis

 

25

15/04/2016

-    Sampling in survey research-1

 

 

26

15/04/2016

-    Sampling in survey research-2

 

 

27

22/04/2016

-    Ethics in epidemiological research

Chapter 20 of Gordis

 

28

22/04/2016

-    Review for final examination

 

Homework-2 to be hand in

29

29/04/2016

-    Final examination

 

 

30

29/04/2016

-    Discussions on final exam questions