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Exam 1 Review 2011 Spring

Exam 1 Review 2011 Spring - Exam 1 Review Exam Thursday...

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Exam 1 Review Exam Thursday February 3 rd In class Format of the Exam 50 multiple choice questions including 1 case study with 9 questions Guidelines and Procedures Non-programmable calculators only, no cell phone calculators When finished hand in both bubble sheet and the exam and show your ID Important Concepts Nutrition Care Process Steps Nutrition Assessment Nutrition Diagnosis Nutrition Intervention Nutrition Monitoring and Evaluation Nutrition Diagnosis Identify problem Link problem to its etiology or contributing factors: “related to” Link etiology to its signs and symptoms or defining characteristics: “as evidenced by” Example: Excessive energy intake (problem) related to frequent consumption of large portions of high fat meals (etiology) as evidenced by average daily intake of calories exceeding recommended levels and 12 pound weight gain in past 18 months (signs) Nutrition Screening Identify high-risk patients JCAHO requires admission screening within 24 hours of admission Sensitivity: A/A+C Ability of a test to correctly identify those with disease Specificity: D/B+D Ability of a test to correctly screen out those without disease Improving Sensitivity Change the threshold for indicators of high risk Increase serum albumin Decrease the number of days a pt is NPO Add more diagnoses to the high risk list When would you want a high specificity?
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Diagnostic work-up is costly or risky Disease progresses slowly and have another opportunity to test those with negative results Disease is not contagious Resources are limiting Estimating frame size Elbow breadth Ht-wrist circumference 24-Hour Recall Advantages -Quick, easy, Literacy not needed Disadvantages - May not reflect usual intake, Portion size estimation, Relies on memory and truthfulness, Over and under-reporting Food Frequency Advantages: Self-administered, Intake patterns, Target foods or nutrients, Optically scannable, Useful for ranking intake Disadvantages: Limited to foods on list, Over-estimation vs under-estimation, Unmeasured details, Accuracy of nutrient quantification Food Record Advantages : Quantitative information, Food recorded as consumed, Increased
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Exam 1 Review 2011 Spring - Exam 1 Review Exam Thursday...

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