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An Introduction to Stata for Health Researchers
Svend Juul
List of Tables
List of Figures
Preface to the second edition
Preface to the first edition
1 Getting started
- 1.1 Installing and updating Stata
- 1.2 Starting and stopping Stata
- 1.3 Customizing Stata (Windows) numbers
- 1.4 Windows in Stata
- 1.5 Issuing commands
- 1.6 Managing output
- 1.7 Reusing commands
2 Getting help—and more
- 2.1 The manuals
- 2.2 Online help
- 2.3 Other resources
- 2.4 Errors and error messages
3 Stata file types and names
4 Command syntax
- 4.1 General syntax rules
- 4.2 Syntax diagrams
- 4.3 Lists of variables and numbers
- 4.4 Qualifiers
- 4.5 Weights
- 4.6 Options
- 4.7 Prefixes
- 4.8 Other syntax elements
- 4.9 Version control
5 Variables
- 5.1 Types of variables
- 5.2 Numeric formats
- 5.3 Missing values
- 5.4 Storage types and precision
- 5.5 Date and time variables
- 5.6 String variables
- 5.7 Memory considerations
6 Getting data in and out of Stata
- 6.1 Opening and saving Stata data
- 6.2 Entering data
- 6.3 Reading ASCII data
- 6.4 Exchanging data with other programs
7 Documentation commands
- 7.1 Labels
- 7.2 Working with labels: an example
8 Calculations
- 8.1 generate and replace
- 8.2 Operators and functions in calculations
- 8.3 Extended functions: egen
- 8.4 Recoding variables
- 8.5 Checking correctness of calculations
- 8.6 Numbering observations
9 Commands affecting data structure
- 9.1 Safeguarding your data
- 9.2 Selecting observations and variables
- 9.3 Renaming and reordering variables
- 9.4 Sorting data
- 9.5 Combining files
- 9.6 Reshaping data
10 Description and simple analysis
- 10.1 Overview of a dataset
- 10.2 Listing observations
- 10.3 Simple tables for categorical variables
- 10.4 Analyzing continuous variables
- 10.5 Estimating confidence intervals
- 10.6 Immediate commands
11 Graphs
- 11.1 Anatomy of a graph
- 11.2 Anatomy of graph commands
- 11.3 Graph size
- 11.4 Schemes
- 11.5 Graph options: Axes
- 11.6 Graph options: Text elements
- 11.7 Plot options: Markers, lines, etc.
- 11.8 Graph examples
- 11.9 By-graphs and combined graphs
- 11.10 Using dialogs to generate commands
- 11.11 The Graph Editor
- 11.12 Saving, displaying, and printing graphs
12 Stratified analysis
- 12.1 Cohort data without censorings
- 12.2 Case–control data
13 Regression analysis
- 13.1 Linear regression
- 13.2 Logistic regression
- 13.3 Other regression models
- 13.4 Analyzing complex design data
14 Incidence, mortality, and survival
- 14.1 Incidence and mortality
- 14.2 Survival analysis
- 14.3 Cox regression
- 14.4 Reorganizing st data
- 14.5 Poisson regression
- 14.6 Standardization
- 14.7 Some advanced issues
15 Measurement and diagnosis
- 15.1 Reproducibility of measurements
- 15.2 Comparing methods of measurement
- 15.3 Using tests for diagnosis
- 15.4 Combining test results
16 Miscellaneous
- 16.1 Random samples, simulations
- 16.2 Sample size and study power
- 16.3 Other analyses
17 Advanced topics
- 17.1 Using saved results
- 17.2 Macros
- 17.3 Programs
- 17.4 Useful programming commands
- 17.5 Do-files and ado-files useful for handling output
18 Taking good care of your data
- 18.1 The audit trail
- 18.2 Data collection
- 18.3 The codebook
- 18.4 Folders and filenames: the log book
- 18.5 Entering data
- 18.6 Inspecting and correcting your data
- 18.7 Modifying data
- 18.8 Analysis
- 18.9 Backing up and archiving
- 18.10 Protecting against abuse
19 Appendix : Manuals and other good books
- A.1 Stata manuals
- A.2 Other books on Stata
- A.3 Books using Stata
20 Appendix : Exercises
- 20.1 The user interface
- 20.2 Managing output
- 20.3 Calculations
- 20.4 Working with missing values
- 20.5 Working with date variables
- 20.6 Description and simple analysis
- 20.7 Taking good care of your data
21 Appendix : Advice on working with Windows
References
Author index
Subject index
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