BIOSTATS 640 Intermediate Biostatistics Biostatistics and Epidemiology UMass Amherst

4. Categorical Data Analysis

Scroll down for (1) BIOSTATS 640 2021 (2) Additional Readings and Videos (3) Resources for Learning R (4) Resources for Learning Stata, and (5) Other (Applets, Calculators, etc.)

(1) BIOSTATS 640 - 2021
Lecture Notes - 2021 course notes, 4. Categorical Data Analysis (pdf, 78 pp)
(Source: Pai, M., McGill University) Effect Measure Modification and Interaction (pdf, 66 slides)
(Source: Ben Arnold, UC Berkeley) Decision Tree for Assessing Effect Modification and Confounding (pdf, 1 pp)
BIOSTATS 640 Spring 2021 Unit 4 - Contingency Table Methods Summary (pdf, 4 pp)
Homework due Friday March 12, 2021
Last date for submission for credit (-20 points): Friday March 19, 2021
Questions (pdf, 4 pp)

SOLUTIONS to homework
R Users (pdf, 11 pp)
Stata Users (pdf, 14 pp)

(Source: Pai, M., McGill University)
Lecture Effect Measure Modification and Interaction (pdf, 66 slides)
(Source: JHSPH Open Course Ware Course - Statistical Reasoning II John McGready, Instructor)
Lecture 1d: The Case-Control Design (pdf, 22 slides)
(Source: JHSPH Open Course Ware Course - Statistical Reasoning II John McGready, Instructor)
Lecture 2a: Confounding and Effect Modification (19 slides)
(Source: JHSPH Open Course Ware Course - Statistical Reasoning II John McGready, Instructor)
Lecture 2c: Statistical interaction/Effect Modification (21 slides)
Standardization of Rates
(Source: Stats Direct, UK)  Indirect Standardization and SMR (html)
Standardization of Rates
(Source: NM-IBIS)  Standardized Mortality Ratio (html)
(Source: Rosner B May 2017) Topics in Biostatistics: Categorical Data Analysis and Logistic Regression (pdf, 89 slides)

(3) Resources for R Learners

(Source: Signorell HWZ University of Applied Sciences and Business Administration, Zurich) Tables in R (pdf, 29 pp)

(4) Resources for Stata Learners
Illustration: Stata for Categorical Data Analysis (forthcoming) (single2x2.dta) (coffeemi_full.dta) (esophageal_cancer.dta)
(Source: Tobias, Aurelio, IDAEA-CSIC, Barcelona - Presentation at the 2012 Stata Users Group Meeting)
Rearranging Stata's Output for the Analysis of Epidemiological Tables (pdf, 30 slides)

(Source: StataCorp LP Youtube Channel - Chuck Huber)
VIDEO: Odds Ratio for Case-Control Data (video 3:39)
(Source: StataCorp LP Youtube Channel - Chuck Huber)
VIDEO: Stratified Analysis of Case-Control Data (video 4:15)
(Source: Richard Williams, University of Notre Dame) Using Stata for Categorical Data Analysis (pdf)

(5) Other Resources
SISA Applets
(Source: SISA) Exhaustive Analysis of 2x2 Table (html)
(Source: SISA) Fisher's Exact Test (html)
Online Calculator for Standardization of Rates
(Source: Open-Epi, Emory University) Online Calculator for SMR Analysis (html)

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