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Cost-effectiveness of computed tomography nodal scan in patients with papillary thyroid carcinoma
Journal article   Peer reviewed

Cost-effectiveness of computed tomography nodal scan in patients with papillary thyroid carcinoma

Zaid Al-Qurayshi, Gregory W. Randolph and Emad Kandil
Oral oncology, Vol.118, pp.105326-105326
07/01/2021
DOI: 10.1016/j.oraloncology.2021.105326
PMCID: PMC8217319
PMID: 33992984
url
https://www.ncbi.nlm.nih.gov/pmc/articles/8217319View
Open Access

Abstract

•Combined US and computed tomography (CT) utilization improves negative predicative value and sensitivity compared to using US only.•In this study, combined utilization of US and CT is cost-effective in nodal mapping in patients with primary or recurrent PTC. This study evaluates the cost-effectiveness of ultrasound (US) only; computed tomography (CT) only; and combined US-CT in a base-case that underwent total thyroidectomy for a newly diagnosed papillary thyroid carcinoma (PTC) (scenario I) or surgery for recurrent disease (scenario II). Markov chain model was developed comparing the above modalities. Follow-up time was set as 10 years. Costs and probabilities values are obtained from literature and the National Cancer Database. Nodal mapping of the central compartment in both primary and recurrent PTC scenarios demonstrated combined utilization of preoperative US and CT is preferred over the use of US or CT separately; the final incurred management cost was [scenario I: U.S.$10,548.25 – scenario II: U.S.$11.197.88] and effectiveness was [scenario I: 6.875 Quality-adjusted-life-year (QALY) – scenario II: 6.871 QALY]. Nodal mapping of the lateral compartments favored US alone as the cost-effective modality in both scenarios; the final incurred management cost was [scenario I: U.S.$10,716.60 – scenario II: U.S.$11,247.92] and effectiveness was [scenario I: 6.879 QALY – scenario II: 6.883 QALY]. Sensitivity analysis demonstrated that for combined utilization of US and CT scans to remain cost-effective, the cost of a CT scan should be less than U.S.$1,127.54. Based on the model, combined utilization of US and CT is cost-effective in nodal mapping patients with PTC.
Computed tomography Cost-effectiveness analysis Nodal mapping Papillary thyroid carcinoma Ultrasound examination

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