Lecture 4 Special Cases of Logistic Regression
epilepsy.Statistics
Statistics in Evidence Based Medicine Rizwana.Rehman@
Lecture 2: Analysis of study designs for binary outcomes (Proportions and Odds)
1
Course Outline
Understanding logistic regression in five lectures
Difference between relative risk and odds ratio , marginal and conditional odds ratios,
terminology and interpretation of logistic regression
Suggested Book: Logistic Regression A Self-Learning Text by Kleinbaum & Klein Third Edition Springer
2
Today's Lecture
Review of previous lectures Model fit statistics
Significance of coefficients in the logistic regression
Special cases Summary
3
Odds (o)
The odds (O) of an event are the likelihood of an event occurring divided by the likelihood of event not occurring
For a 2?2 table divide the counts of occurrence of an event by counts of non occurrence of an event Odds can lie between zero and infinity Odds are ratios of proportions
4
Relationship between Odds and Probability
To calculate the odds (o) from Probability (p)
Odds=1-
To calculate the probability from Odds
Probability=1+
5
................
................
In order to avoid copyright disputes, this page is only a partial summary.
To fulfill the demand for quickly locating and searching documents.
It is intelligent file search solution for home and business.
Related download
- logistic regression and odds ratio
- logistic regression use interpretation
- use and interpretation of logistic regression in habitat
- 11 logistic regression interpreting parameters
- stata interpreting logistic regression
- final exam practice problems logistic regression practice
- an introduction to logistic and probit regression models
- logistic and probit regression idre stats
- lecture 2 marginal and conditional odds ratios
- lecture 4 special cases of logistic regression
Related searches
- logistic regression for longitudinal data
- multivariable logistic regression analysis
- univariable logistic regression model
- multivariable logistic regression model
- binary logistic regression analysis
- binary logistic regression equation
- binary logistic regression formula
- binary logistic regression 101
- binary logistic regression pdf
- multinomial logistic regression assumptions
- multinomial logistic regression stata
- multinomial logistic regression in sas