# Logistics management class lectures_161602024-lec12

Jul 29th, 2015
Studypool Tutor
Price: \$20 USD

Tutor description

Word Count: 4361
Showing Page: 1/13
1212ODDS RATIOS FOR MULTI-LEVEL FACTORS; EXAMPLESOdds Ratios for Multi-level Factors; ExamplesThe Framingham StudyThe Framingham study was a prospective (follow-up, cohort) study of the occurrence of coronaryheart disease (CHD) in Framingham, Mass. The study involved 2187 men and 2669 women agedbetween 30 and 62. More details on the study are given as a supplement to the lecture. Variablesand values of the variables are as follows:Variable NameGenderAge GroupSCL (Serum Cholesterol)CHD (Coronary Heart Disease)FreqCodes0 = Female, 1 = male0 is 30-49, 1 is 50-621 is < 190, 2 is 190-219, 3 is 220-249, 4 is 250+1 is Yes, 0 is NoCountI will consider a simple analysis of the association between serum cholesterol level (SCL) at thestart of the study and whether a subject had, or developed CHD, during the 12 year follow-upperiod. A table with Stata analysis of counts relating CHD to SCL is given below.. tabulate chd scl [fw=frequency],chi2 lrchi2 exp col+--------------------+| Key||--------------------||frequency|| expected frequency || column percentage |+--------------------+|SCLCHD |1234 |Total-----------+--------------------------------------------+---------0 |1,0221,2031,1191,125 |4,469|978.31,169.71,127.41,193.6 |4,469.0|96.1494.6591.3586.74 |92.03-----------+--------------------------------------------+---------1 |4168106172 |387|84.7101.397.6103.4 |387.0|3.865.358.6513.26 |7.97-----------+----

## Review from student

Studypool Student
" Friend recommended me, and managed to get a slight discount. Great work from the tutor and had no issues with plagiarism, which I was super worried about. "

1821 tutors are online

### Other Documents

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors