Medical statistics made easy

Book Cover......Page 1
Title......Page 4
Contents......Page 5
Abbreviations......Page 8
Preface......Page 10
About the authors......Page 11
Foreword......Page 12
How to use this book......Page 14
How this book is designed......Page 17
Percentages......Page 20
Mean......Page 22
Median......Page 25
Mode......Page 27
Standard deviation......Page 29
Confidence intervals......Page 33
P values......Page 37
t tests and other parametric tests......Page 41
Mann-Whitney and other non-parametric tests......Page 44
Chi-squared......Page 47
Risk ratio......Page 50
Odds ratio......Page 53
Risk reduction and numbers needed to treat......Page 56
Correlation......Page 61
Regression......Page 66
Survival analysis: life tables and Kaplan  Meier plots......Page 70
The Cox regression model......Page 73
Sensitivity, specificity and predictive value......Page 75
Level of agreement and Kappa......Page 80
Other concepts......Page 82
Statistics at work......Page 86
Standard deviation, relative risk, confidence intervals, chi-squared and P values......Page 87
Odds ratios and confidence intervals......Page 91
Correlation and regression......Page 95
Survival analysis and risk reduction......Page 99
Sensitivity, specificity and predictive values......Page 103
Glossary......Page 107
Index......Page 126