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Introduction to Stata 8 by Svend Juul，Department of Epidemiology and Social Medicine, University of Aarhus, April 2003
Contents
1. Installing, customizing and updating Stata 3
2. Windows in Stata 5
3. Suggested mode of operation 7
4. Getting help 9
5. Stata file types and names 10
6. Variables and observations 11
6.1. Variable names 11
6.2. Numeric variables 11
6.3. Missing values 12
7. Command syntax 13
8. Getting data into Stata 16
9. Documentation commands 18
10. Modifying data 20
10.1. Calculations 20
10.2. Selections 21
10.3. Renaming and reordering variables 23
10.4. Sorting data 24
10.5. Numbering observations 24
10.6. Combining files 25
10.7. Reshaping data 26
11. Description and analysis 27
11.1. Categorical data 27
11.2. Continuous data 30
12. Regression models 32
12.1. Linear regression 32
12.2. Logistic regression 33
13. Survival and related analyses 34
14. Graphs 38
15. Miscellaneous 54
15.1. Memory considerations 54
15.2. String variables 55
15.3. Dates. Danish CPR numbers 57
15.4. Random samples, simulations 59
15.5. Immediate commands 60
15.6. Sample size and power estimation 61
15.7. Ado-files 62
15.8. Exchange of data with other programs 63
15.9. For old SPSS users 63
16. Do-file examples 65
Appendix 1: Purchasing Stata and manuals 67
Appendix 2: Entering data with EpiData 68
Appendix 3: NoteTab Light: a text editor 70
Alphabetic index 71
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