How is hepatitis b tra Study guides, Class notes & Summaries

CPH Exam 90 Questions with Verified Answers Host, agent and environment - CORRECT ANSWER The epidemiologic triangle (triad) describes the occurrence of disease as an interaction between what three factors? -0.9 An odds ratio of -0.9 most strongly indicates a computational error because an odds ratio is calculated using probabilities, which cannot be negative. An odds ratio is the probability that an event will occur divided by the probability that it will not occur. Since probabilitie...

NR442 - Community Health Exam 1 Population - ANS A group of people having common personal or environmental characteristics May also refer to all of the people in a defined community Aggregate - ANS Subgroups or sub-populations that have some common characteristics or concerns Community Definition - ANS A collection of people who interact with one another and whose common interests or characteristics form the basis for a sense of unity of belonging 3 defining factors: peo...

CPH Exam Questions and Answers 2023 The lengths of stay for six patients were 0, 0, 1, 2, 2, and 16 days. Which is (are) the best measure(s) to summarize these data? A) Mean B) Median C) Median and SD D) Mean and SD E) Median and Range E) Median and Range An epidemiologist attempts to predict the weight of an elderly person from demispan. She randomly chooses 70 elderly subjects in a particular geographic area and records their weight and demispan measurements in the form of (x i...

CPH Exam Practice 93 Questions with Verified Answers The lengths of stay for six patients were 0, 0, 1, 2, 2, and 16 days. Which is (are) the best measure(s) to summarize these data? A) Mean B) Median C) Median and SD D) Mean and SD E) Median and Range - CORRECT ANSWER E) Median and Range An epidemiologist attempts to predict the weight of an elderly person from demispan. She randomly chooses 70 elderly subjects in a particular geographic area and records their weight and demispan...

1. A. A nurse is reinforcing teaching with a client who has HIV and is being discharged to home. Which of the following instructions should the nurse include in the teaching? A. Take temperature once a day. B. Wash the armpits and genitals with a gentle cleanser daily. C. Change the litter boxes while wearing gloves. D. Wash dishes in warm water. 2. A. A nurse is caring for a client who is postoperative following a tracheostomy, and has copious and tenacious secre- tions. Which of the following...

A Manual of Laboratory and Diagnostic Tests CONTENTS Editors Contributors Dedication Preface Acknowledgments 1 Diagnostic Testing 2 Blood Studies; Hematology and Coagulation 3 Urine Studies 4 Stool Studies 5 Cerebrospinal Fluid Studies 6 Chemistry Studies 7 Microbiologic Studies 8 Immunodiagnostic Studies 9 Nuclear Medicine Studies 10 X-Ray Studies 11 Cytologic, Histologic, and Genetic Studies 12 Endoscopic Studies 13 Ultrasound Studies 14 Pulmonary Function, Arterial Blood G...