Melanie D. Whittington
Anschutz Medical Campus
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Publication
Featured researches published by Melanie D. Whittington.
Annals of Allergy Asthma & Immunology | 2017
Melanie D. Whittington; R. Brett McQueen; Daniel A. Ollendorf; Jeffrey A. Tice; Richard H. Chapman; Steven D. Pearson; Jonathan D. Campbell
BACKGROUND Adding mepolizumab to standard treatment with inhaled corticosteroids and controller medications could decrease asthma exacerbations and use of long-term oral steroids in patients with severe disease and increased eosinophils; however, mepolizumab is costly and its cost effectiveness is unknown. OBJECTIVE To estimate the cost effectiveness of mepolizumab. METHODS A Markov model was used to determine the incremental cost per quality-adjusted life year (QALY) gained for mepolizumab plus standard of care (SoC) and for SoC alone. The population, adults with severe eosinophilic asthma, was modeled for a lifetime time horizon. A responder scenario analysis was conducted to determine the cost effectiveness for a cohort able to achieve and maintain asthma control. RESULTS Over a lifetime treatment horizon, 23.96 exacerbations were averted per patient receiving mepolizumab plus SoC. Avoidance of exacerbations and decrease in long-term oral steroid use resulted in more than
Critical Care Medicine | 2017
Melanie D. Whittington; Adam Atherly; Donna J. Curtis; Richard C. Lindrooth; Cathy J. Bradley; Jonathan D. Campbell
18,000 in cost offsets among those receiving mepolizumab, but treatment costs increased by more than
Academic Pediatrics | 2017
Melanie D. Whittington; Allison Kempe; Amanda Dempsey; Rachel Herlihy; Jonathan D. Campbell
600,000. Treatment with mepolizumab plus SoC vs SoC alone resulted in a cost-effectiveness estimate of
Epilepsy & Behavior | 2018
Melanie D. Whittington; Kelly G. Knupp; Gina Vanderveen; Chong Kim; Arnold R. Gammaitoni; Jonathan D. Campbell
386,000 per QALY. To achieve cost effectiveness of approximately
Frontiers in Public Health | 2015
Melanie D. Whittington; Adam Atherly; Lisa VanRaemdonck
150,000 per QALY, mepolizumab would require a more than 60% price discount. At current pricing, treating a responder cohort yielded cost-effectiveness estimates near
Neurology: Clinical Practice | 2018
Melanie D. Whittington; Jonathan D. Campbell; R. Brett McQueen
160,000 per QALY. CONCLUSION The estimated cost effectiveness of mepolizumab exceeds value thresholds. Achieving these thresholds would require significant discounts from the current list price. Alternatively, treatment limited to responders improves the cost effectiveness toward, but remains still slightly above, these thresholds. Payers interested in improving the efficiency of health care resources should consider negotiations of the mepolizumab price and ways to predict and assess the response to mepolizumab.
Journal of Thoracic Oncology | 2016
Melanie D. Whittington; Adam Atherly; Gregary T. Bocsi; D. Ross Camidge
Objective: Patients in the ICU are at the greatest risk of contracting healthcare-associated infections like methicillin-resistant Staphylococcus aureus. This study calculates the cost-effectiveness of methicillin-resistant S aureus prevention strategies and recommends specific strategies based on screening test implementation. Design: A cost-effectiveness analysis using a Markov model from the hospital perspective was conducted to determine if the implementation costs of methicillin-resistant S aureus prevention strategies are justified by associated reductions in methicillin-resistant S aureus infections and improvements in quality-adjusted life years. Univariate and probabilistic sensitivity analyses determined the influence of input variation on the cost-effectiveness. Setting: ICU. Patients: Hypothetical cohort of adults admitted to the ICU. Interventions: Three prevention strategies were evaluated, including universal decolonization, targeted decolonization, and screening and isolation. Because prevention strategies have a screening component, the screening test in the model was varied to reflect commonly used screening test categories, including conventional culture, chromogenic agar, and polymerase chain reaction. Measurements and Main Results: Universal and targeted decolonization are less costly and more effective than screening and isolation. This is consistent for all screening tests. When compared with targeted decolonization, universal decolonization is cost-saving to cost-effective, with maximum cost savings occurring when a hospital uses more expensive screening tests like polymerase chain reaction. Results were robust to sensitivity analyses. Conclusions: As compared with screening and isolation, the current standard practice in ICUs, targeted decolonization, and universal decolonization are less costly and more effective. This supports updating the standard practice to a decolonization approach.
JAMA Pediatrics | 2018
Melanie D. Whittington; R. Brett McQueen; Daniel A. Ollendorf; Varun M. Kumar; Richard H. Chapman; Jeffrey A. Tice; Steven D. Pearson; Jonathan D. Campbell
OBJECTIVE Despite relatively high national vaccination coverage for measles, geographic vaccination variation exists resulting in clusters of susceptibility. A portion of this geographic variation can be explained by differences in state policies related to nonmedical vaccine exemptions. The objective of this analysis was to determine the magnitude, likelihood, and cost of a measles outbreak under different nonmedical vaccine exemption policies. METHODS An agent-based transmission model simulated the likelihood and magnitude of a measles outbreak under different nonmedical vaccine exemption policies, previously categorized as easy, medium, or difficult. The model accounted for measles herd immunity, infectiousness of the pathogen, vaccine efficacy, duration of incubation and communicable periods, acquired natural immunity, and the rate of recovery. Public health contact tracing was also modeled. Model outcomes, including the number of secondary cases, hospitalizations, and deaths, were monetized to determine the economic burden of the simulated outbreaks. RESULTS A state with easy nonmedical vaccine exemption policies is 140% and 190% more likely to experience a measles outbreak compared with states with medium or difficult policies, respectively. The magnitude of these outbreaks can be reduced by half by strengthening exemption policies. These declines are associated with significant cost reductions to public health, the health care system, and the individual. CONCLUSIONS Strengthening nonmedical vaccine exemption policies is 1 mechanism to increase vaccination coverage to reduce the health and economic effect of a measles outbreak. States exploring options for decreasing their vulnerability to outbreaks of vaccine-preventable diseases should consider more stringent requirements for nonmedical vaccine exemptions.
Health Affairs | 2018
Jonathan D. Campbell; Vasily Belozeroff; Melanie D. Whittington; Robert J. Rubin; Paolo Raggi; Andrew H. Briggs
OBJECTIVE The objective of this study was to estimate the annual direct and indirect costs associated with Dravet Syndrome (DS). METHODS A survey was electronically administered to the caregivers of patients with DS treated at Childrens Hospital Colorado. Survey domains included healthcare utilization of the patient with DS and DS caregiver work productivity and activity impairment. Patient healthcare utilization was measured using modified questions from the National Health Interview Survey; caregiver work productivity and activity impairment were measured using modified questions from the Work Productivity and Activity Impairment questionnaire. Direct costs were calculated by multiplying the caregiver-reported healthcare utilization rates by the mean unit cost for each healthcare utilization category. Indirect costs included lost productivity, income loss, and lost leisure time. The indirect costs were a function of caregiver-reported hours spent caregiving and an hourly unit cost. RESULTS The survey was emailed to 60 DS caregivers, of which 34 (57% response rate) responded. Direct costs on average were
American Journal of Public Health | 2017
Melanie D. Whittington; Cathy J. Bradley; Adam Atherly; Jonathan D. Campbell; Richard C. Lindrooth
27,276 (95% interval: