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Logistic Regression Workshop: Home

Powerpoint from Logistic Regression Workshop

Handout From Workshop

Dr. Raeda Anderson

 

 

This guide's content was authored by Dr. Raeda Anderson. Written permission must be gained from the author for any reuse, remix, or distribution of the guide content and associated materials.

Dr. Anderson's email: raedaanderson@gmail.com

Code for Logistic Regression Workshop

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***** LOGISTIC REGRESSION *****
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 * To run code you hilight the code you wish to run and hit Control+d
 
 * NOTE: This do file should not be distributed without the written 
 * permission of Raeda Anderson, Ph.D 
 
*************************
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****** DATA SET UP ******
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* pull in data
use http://www.stata-press.com/data/r15/lbw.dta
 
* look at study variables
codebook low smoke age race ht ui ftv
 
* generate black variable 
gen black = . 
replace black =1 if race == 2
replace black =0 if race == 1
replace black =0 if race == 3
 
*generate white variable 
gen white = . 
replace white =1 if race == 1
replace white =0 if race == 2
replace white =0 if race == 3
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***** LOGISTIC REGRESSION *****
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***** Predicting Low Birth Weight *****
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*** ODDS RATIOS ***
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* Model 1 
logistic low smoke  
 
* Model 2
logistic low smoke ht 
* Model 3
logistic low smoke ht black  
* Model 4
logistic low smoke ht black white 
********************************
*** CORRELATION COEFFICIENTS ***
********************************
* Model 1 
logistic low smoke, coef
 
* Model 2
logistic low smoke age, coef 
* Model 3
logistic low smoke age black, coef  
* Model 4
logistic low smoke age black white, coef 
 
***** Predicting Smoking During Pregnancy *****
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*** ODDS RATIOS ***
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* Model 1 
logistic smoke ht   
 
* Model 2
logistic smoke ht age
* Model 3
logistic smoke ht age ptl

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