Secondary Prevention Screening Calculations

NR 704 Week 5 Assignment: Secondary Prevention Screening Calculations

Secondary Prevention Screening Calculations Purpose: The purpose of this assignment is to help you to begin to understand and apply the important counts, ratios, and statistics presented in healthcare and epidemiological research. Remember to use the list of formulas presented prior to the problems and to carefully consider the purpose of each calculation and how it is interpreted.

Requirements: 1) Complete the Risk Calculation Worksheet located at the end of this document. 2) For each question, identify the correct answer. 3) Submit the worksheet to the Dropbox by Week 5.

Prior to completing this worksheet, review the lessons, reading, and course text up to this point. Also review the tables of calculations. Each question is worth 10 points. Please show your work.

NR 704 Week 5 Assignment: Secondary Prevention Screening Calculations Guidelines and Worksheet

Biopsy Proven Breast Cancer Biopsy Proven Breast Cancer
Physician Exam Yes No Totals
Positive 900 400 1300
Negative 350 2,100 2,450
Totals 1,250 2,500 3,750
  1. Sensitivity of the physical examination
  2. Specificity of the physical examination
  3. True negatives + false positives
  4. Positive predictive value of the physical examination
  5. True positives