Courses Catalogue

Biostatistics & Epidemiology

COURSE CODE: BNS 1102
COURSE CREDIT UNIT: 5
ACADEMIC PROGRAMME: Nursing Sciences (Direct Entry), B.Sc
COLLEGE/SCHOOL/FACULTY: School of Nursing Sciences
STATUS: Core
PROGRAMME TYPE: Undergraduate

Course Description


This course presents the fundamental principles and objectives of bio statistical knowledge needed in biomedical science practices. Topics covered include; Principles of statistics, Measurements, Experiment & Survey, Different study designs, Sampling procedures, Sample size calculation, Simple random and cluster surveys, Different data collection methods and instruments, Various sources of data and their use, Use of statistical methods in data analysis and interpretation, Measures of central tendency, variation and skewness, Probability theory including the laws of probability and probability distributions, Hypothesis testing using among others chi Square and t-tests, Analysis of variance (ANOVA), Confounding, dependent and independent variables, Correlation and regression, Data transformations, Non-parametric methods, Rates and ratios, Measure of Disease, Quality control methods, Methods of data presentation. The course also presents the basic concepts in epidemiology and environmental sanitation , disease transmission and control,  and epidemiological methods.

Course Aim

The aim of this course is to develop the student’s knowledge and understanding of principles of biostatistics and its applications in the field of biomedical sciences. The course gives the student the ability to independently take part in biomedical research and development work. The course also aims to equip students with knowledge and skills in environmental sanitation and disease prevention in communities.

Expected Learning Outcomes  

At the end of the course, students will be able to:

  •      Explain the common statistical techniques and terminology used in studies that are presented in popular press and health related data.
  •     Describe the principles of biostatistics and their uses in the field of public health.
  •      Use numeric & graphical techniques to display and summarize medical & health related data.
  •       Discuss what biostatistics is and how it is used in the field of health science
  •       Estimate the value of various population parameters from a sample of data 6. Test the hypothesis that the value of a population parameter equals a certain value
  •       Explain basic concepts of epidemiology.
  •      Describe the uses that are made of epidemiologic information in community health and explain diseases due to poor or uncontrolled environment.
  •     Explain the importance of environmental sanitation in health services and plan approaches of environmental sanitation service in different communities