Table 96One-way sensitivity analyses (Probabilities and health outcomes): incremental cost per QALY gained

Screen vs. NurseScreen vs. Don’t TreatScreen vs. NurseScreen vs. Don’t Treat
x1Prevalence of patients at moderate or high risk of malnutrition3,1737,3906,1887,109
x2sensitivity of screening tool3,1277,408N/AN/A
x3specificity of screening tool5,4607,575N/AN/A
x4sensitivity of Nurse strategy5,362N/A4,247N/A
x5specificity of Nurse strategy3,982N/A7,380N/A
Health outcomes
o1Mortality (daily)5,45525,7264,9296,276
o2Relative risk - mortality - malnourished treated4,9236,0344,548Don't treat dominates
o3Duration of risk change5,22217,1094,9246,075
Mortality rate reverts to population rate after follow-up period5,16815,1194,9286,208
o5HRQL – reduction due to untreated malnutritionN/AN/A9151,333

From: Appendix Five, Cost-Effectiveness Analysis of Malnutrition Screening

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Nutrition Support for Adults: Oral Nutrition Support, Enteral Tube Feeding and Parenteral Nutrition.
NICE Clinical Guidelines, No. 32.
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