Bhagwan Mahaveer Cancer Hospital and Research Centre, Jaipur, India
Ajay Bapna , Aseem Kumar Samar , Tarachand Gupta , Pawan Agarwal
Background: It is well known that prognostication is important as not all women benefit equally from adjuvant chemotherapy, especially in HR+/HER2- early breast cancer (BC). Multiple publications have showcased the cost-effectiveness of Oncotype DX (ODX) in various countries. However, ODX remains out of reach for many patients in under-resourced geographies like Asia, Africa etc where healthcare insurance is not a norm. CanAssist Breast (CAB) is an affordable prognostic test developed on Indian patients. CAB couples the immunohistochemistry technique with an AI/ML-based prediction model to segregate patients as either low-risk or high-risk for distant breast cancer recurrence. CAB has been validated in the USA, Spain, Germany, Austria, Italy, and The Netherlands for predicting 5–10-year distant recurrences and has comparable low-risk accuracy with that of ODX/MammaPrint. In this abstract, we present real-world data about cost-analysis of the use of CanAssist Breast versus ODX in a single cancer care centre in Rajasthan, a state in Western India that has a per capita income of $ 1504 as against $ 68,400 in the USA. Methods: 124 patients with node-negative early BC were treated at a trust hospital in Jaipur, Rajasthan from 2020-2022. All the high-risk patients received chemotherapy at the treating clinician’s discretion. For the cost analysis model, the cost of chemotherapy drugs, hospitalization charges, and costs involved in managing short-term adverse events was compared for CAB and ODX. Treatment is provided at subsidized costs to the patients in this trust hospital. Results: The median age of this cohort was 55 years (35-78), with primarily T2 and G2 diseases. High-risk proportions were 27% and 17% (as per TAILORx) and by CAB and ODX respectively. The cost of ODX is 5.8 times higher than the cost of CAB. The cost savings per patient with CAB over ODX were US $ 3477 (Rs. 278161) in this trust hospital. Conclusions: This economic model shows that the use of ODX could impose an economic burden due to its cost. Use of CAB would lead to savings without comprising the patient’s health, as both tests have comparable performance.
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Abstract Disclosures
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