Our Library

In this page we provide Professor Saba Balasubramanian and Gio Perin CRAM teaching sessions chapter by chapter! All material created for this project is released under an attribution-non commercial-share alike licence! Creative Commons License
Our Guest Sessions videos can be found here!

Chapter 1

Hypothesis testing

Chapter 2

Clinical research: types of studies and designs

Chapter 3

Randomised clinical trials: introduction

Chapter 4

Randomised clinical trials: randomisation and bliding

Chapter 5

Randomised clinical trials: efficacy vs effectiveness and ITT analysis

Chapter 6

Measures of risk: odds ratio and relative risk

Chapter 7

Measures of risk: RRR, ARR, NNT

Chapter 8

Measures of risk: hazard ratio

Chapter 9

Bias in observational studies

Chapter 10

Measures of risk: survival curves

Chapter 11

Understanding diagnostic tests: part 1

Chapter 12

Understanding diagnostic tests: part 2

Chapter 13

Descriptive statistics: which one should I use? part 1

Chapter 14

Descriptive statistics: which one should I use? part 2 - tables, charts and graphs

Chapter 15

Descriptive statistics: which one should I use? part 2 - special tables and charts

Chapter 16

RCTs: superiority vs non inferiority vs equivalence trials

Chapter 17

p-values and confidence intervals

Chapter 18

problems with multiple statistical testing

Chapter 19

propensity score matching

Chapter 20

Evicence Based Medicine for Surgeons and Trainees - part 1

Chapter 21

Evicence Based Medicine for Surgeons and Trainees - part 2

Chapter 22

Evicence Based Medicine for Surgeons and Trainees - part 3

Chapter 23

Evicence Based Medicine for Surgeons and Trainees - part 4

Chapter 24

The IDEAL framework

Chapter 25

Evidence Based Medicine for Surgeons and Trainees - part 5

Chapter 26

Evidence Based Medicine for Surgeons and Trainees - part 6

Chapter 27

Validity and Reliability

Chapter 28

Limitations of RCTs in surgical research - part 1

Chapter 29

Limitations of RCTs in surgical research - part 2

Chapter 30

Statistical Tests part 1 - Chi-square

Chapter 31

Introduction to systematic review and meta analysis

Chapter 32

Systematic review and meta analysis - part 2

Chapter 33

Multi-arm RCTs