# Stats Case Study answers help - BIOSTATISTICS CASE STUDY...

This preview shows pages 1–3. Sign up to view the full content.

BIOSTATISTICS CASE STUDY: Tests of Association for Categorical Data There are seven questions at the end of this article. This assignment is worth 80 points. Place answers in this table: 1.E 2. 68.9% 3. Upper limit: .734 Lower Limit: .643 4. D 5. Observed 186, 64 86, 60 3, 0 Expected 125, 125 73, 73 1.5, 1.5 6. df= 2 Critical Value= 5.991 Chi-squared test statistic= 11.695 A 7. E BIOSTAT Case Study: Tests of Association for Categorical Data LEARNING OBJECTIVES At the completion of this Case Study, participants should be able to: Compare two or more proportions Calculate and interpret confidence intervals for proportions This material was developed by the staff at the Global Tuberculosis Institute (GTBI), one of four Regional Training and Medical Consultation Centers funded by the Centers for Disease Control and Prevention. It is published for learning purposes only. Permission to reprint excerpts from other sources was granted. Case study author(s) name and position: Marian R. Passannante, PhD Associate Professor, University of Medicine & Dentistry of New Jersey, New Jersey Medical School and School of Public Health Epidemiologist, NJMS, GTBI For further information please contact: New Jersey Medical School Global Tuberculosis Institute (GTBI) 225 Warren Street P.O. Box 1709 Newark, NJ 07101-1709 or by phone at 973-972-0979 1

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
BIOSTATISTICS CASE STUDY: Tests of Association for Categorical Data Suggested Citation: New Jersey Medical School Global Tuberculosis Institute. /Incorporating Tuberculosis into Public Health Core Curriculum./ 2009: BIOSTATISTICS CASE STUDY 2: Tests of Association for Categorical Data STUDENT Version 1.0. Introduction This exercise is based on the following study. Sections of this document have been reprinted with permission of the journal. Factors influencing the successful treatment of infectious pulmonary tuberculosis W-S. Chung,*† Y-C. Chang,† M-C. Yang†, * Department of Internal Medicine, Hualien General Hospital, Hualien, † Institute of Health Care Int J Tuberc Lung Dis 11:59–64 © 2007 The Union The abstract states that “(t)his study used a population-based…design. All PTB [pulmonary TB] patients residing in southern Taiwan recorded in the tuberculosis registry from 1 January to 30 June 2003 were identified. Each patient’s medical record was requested from treating hospitals and retrospectively reviewed for 15 months after the date PTB was confirmed.” 1 Following is the methods section of this article 1 . METHODS We carried out a population-based medical record review in southern Taiwan, where the only chest specialty hospital geared towards specialized thoracic disease care, mainly for TB, is located. Hospitals and primary practitioners that provided TB care in the same region can be used as comparative care providers. Study areas include Chiayi County, Chiayi City, Tainan County and Tainan City. As mandated by law in Taiwan, all suspected and confirmed TB cases must be reported in a timely manner to the national computerized registry maintained by the Taiwan Center for Disease Control (CDC). Reporting of cases has been encouraged and reinforced through the
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern