Anything Goes with Nonlinear Regression

Smoothing Nonparametric Data with LOWESS

Chapter 20: Getting the Hint from Epidemiologic Inference

Staying Clearheaded about Confounding

Understanding Interaction (Effect Modification)

Getting Casual about Cause

Part 6: Analyzing Survival Data

Chapter 21: Summarizing and Graphing Survival Data

Understanding the Basics of Survival Data

Looking at the Life-Table Method

Heeding a Few Guidelines for Life-Tables and the Kaplan-Meier Method

Chapter 22: Comparing Survival Times

Comparing Survival between Two Groups with the Log-Rank Test

Considering More Complicated Comparisons

Estimating the Sample Size Needed for Survival Comparisons

Chapter 23: Survival Regression

Knowing When to Use Survival Regression

Grasping the Concepts behind Survival Regression

Executing a Survival Regression

Interpreting the Output of a Survival Regression

How Long Have I Got, Doc? Constructing Prognosis Curves

Estimating the Required Sample Size for a Survival Regression

Part 7: The Part of Tens

Chapter 24: Ten Distributions Worth Knowing

The Uniform Distribution

The Normal Distribution

The Log-Normal Distribution

The Binomial Distribution

The Poisson Distribution

The Exponential Distribution

The Weibull Distribution

The Student t Distribution

The Chi-Square Distribution

The Fisher F Distribution

Chapter 25: Ten Easy Ways to Estimate How Many Participants You Need

Comparing Means between Two Groups

Comparing Means among Three, Four, or Five Groups

Comparing Paired Values

Comparing Proportions between Two Groups

Testing for a Significant Correlation