Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysis

Summary: Background: More than 90% of vision impairment is avoidable. However, in China, a routine screening programme is currently unavailable in primary health care. With the dearth of economic evidence on screening programmes for multiple blindness-causing eye diseases, delivery options, and scr...

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Main Authors: Hanruo Liu, PhD, Ruyue Li, MD, Yue Zhang, MD, Kaiwen Zhang, MD, Mayinuer Yusufu, PhD, Yanting Liu, PhD, Dapeng Mou, PhD, Xiaoniao Chen, PhD, Jiaxin Tian, PhD, Huiqi Li, ProfPhD, Sujie Fan, ProfMD, Jianjun Tang, PhD, Ningli Wang, ProfPhD
Format: Article
Language:English
Published: Elsevier 2023-03-01
Series:The Lancet Global Health
Online Access:http://www.sciencedirect.com/science/article/pii/S2214109X2200554X
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author Hanruo Liu, PhD
Ruyue Li, MD
Yue Zhang, MD
Kaiwen Zhang, MD
Mayinuer Yusufu, PhD
Yanting Liu, PhD
Dapeng Mou, PhD
Xiaoniao Chen, PhD
Jiaxin Tian, PhD
Huiqi Li, ProfPhD
Sujie Fan, ProfMD
Jianjun Tang, PhD
Ningli Wang, ProfPhD
author_facet Hanruo Liu, PhD
Ruyue Li, MD
Yue Zhang, MD
Kaiwen Zhang, MD
Mayinuer Yusufu, PhD
Yanting Liu, PhD
Dapeng Mou, PhD
Xiaoniao Chen, PhD
Jiaxin Tian, PhD
Huiqi Li, ProfPhD
Sujie Fan, ProfMD
Jianjun Tang, PhD
Ningli Wang, ProfPhD
author_sort Hanruo Liu, PhD
collection DOAJ
description Summary: Background: More than 90% of vision impairment is avoidable. However, in China, a routine screening programme is currently unavailable in primary health care. With the dearth of economic evidence on screening programmes for multiple blindness-causing eye diseases, delivery options, and screening frequencies, we aimed to evaluate the costs and benefits of a population-based screening programme for multiple eye diseases in China. Methods: We developed a decision-analytic Markov model for a cohort of individuals aged 50 years and older with a total of 30 1-year cycles. We calculated the cost-effectiveness and cost–utility of screening programmes for multiple major blindness-causing eye diseases in China, including age-related macular degeneration, glaucoma, diabetic retinopathy, cataracts, and pathological myopia, from a societal perspective (including direct and indirect costs). We analysed rural and urban settings separately by different screening delivery options (non-telemedicine [ie, face-to-face] screening, artificial intelligence [AI] telemedicine screening, and non-AI telemedicine screening) and frequencies. We calculated incremental cost–utility ratios (ICURs) using quality-adjusted life-years and incremental cost-effectiveness ratios (ICERs) in terms of the cost per blindness year avoided. One-way deterministic and simulated probabilistic sensitivity analyses were used to assess the robustness of the main outcomes. Findings: Compared with no screening, non-telemedicine combined screening of multiple eye diseases satisfied the criterion for a highly cost-effective health intervention, with an ICUR of US$2494 (95% CI 1130 to 2716) and an ICER of $12 487 (8773 to 18 791) in rural settings. In urban areas, the ICUR was $624 (395 to 907), and the ICER was $7251 (4238 to 13 501). Non-AI telemedicine screening could result in fewer costs and greater gains in health benefits (ICUR $2326 [1064 to 2538] and ICER $11 766 [8200 to 18 000] in rural settings; ICUR $581 [368 to 864] and ICER $6920 [3926 to 13 231] in urban settings). AI telemedicine screening dominated no screening in rural settings, and in urban settings the ICUR was $244 (–315 to 1073) and the ICER was $2567 (–4111 to 15 389). Sensitivity analyses showed all results to be robust. By further comparison, annual AI telemedicine screening was the most cost-effective strategy in both rural and urban areas. Interpretation: Combined screening of multiple eye diseases is cost-effective in both rural and urban China. AI coupled with teleophthalmology presents an opportunity to promote equity in eye health. Funding: National Natural Science Foundation of China.
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spelling doaj.art-64d239d50d5641628a59f0b8a14538922023-02-16T04:18:13ZengElsevierThe Lancet Global Health2214-109X2023-03-01113e456e465Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysisHanruo Liu, PhD0Ruyue Li, MD1Yue Zhang, MD2Kaiwen Zhang, MD3Mayinuer Yusufu, PhD4Yanting Liu, PhD5Dapeng Mou, PhD6Xiaoniao Chen, PhD7Jiaxin Tian, PhD8Huiqi Li, ProfPhD9Sujie Fan, ProfMD10Jianjun Tang, PhD11Ningli Wang, ProfPhD12Beijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, China; School of Medical Technology, Beijing Institute of Technology, Beijing, China; National Institutes of Health Data Science at Peking University, Beijing, China; Dr Hanruo Liu, Beijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing 100000, ChinaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, ChinaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, ChinaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, ChinaCentre for Eye Research Australia, Royal Victorian Eye and Ear Hospital, Department of Surgery (Ophthalmology), The University of Melbourne, Melbourne, VIC, AustraliaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, ChinaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, ChinaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, ChinaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, ChinaSchool of Medical Technology, Beijing Institute of Technology, Beijing, ChinaHandan City Eye Hospital, Handan, ChinaSchool of Agricultural Economics and Rural Development, Renmin University of China, Beijing, China; Dr Jianjun Tang, School of Agricultural Economics and Rural Development, Renmin University of China, Beijing 100000, ChinaBeijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing, China; School of Medical Technology, Beijing Institute of Technology, Beijing, China; National Institutes of Health Data Science at Peking University, Beijing, China; Correspondence to: Prof Ningli Wang, Beijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital, Capital Medical University, Beijing 100000, ChinaSummary: Background: More than 90% of vision impairment is avoidable. However, in China, a routine screening programme is currently unavailable in primary health care. With the dearth of economic evidence on screening programmes for multiple blindness-causing eye diseases, delivery options, and screening frequencies, we aimed to evaluate the costs and benefits of a population-based screening programme for multiple eye diseases in China. Methods: We developed a decision-analytic Markov model for a cohort of individuals aged 50 years and older with a total of 30 1-year cycles. We calculated the cost-effectiveness and cost–utility of screening programmes for multiple major blindness-causing eye diseases in China, including age-related macular degeneration, glaucoma, diabetic retinopathy, cataracts, and pathological myopia, from a societal perspective (including direct and indirect costs). We analysed rural and urban settings separately by different screening delivery options (non-telemedicine [ie, face-to-face] screening, artificial intelligence [AI] telemedicine screening, and non-AI telemedicine screening) and frequencies. We calculated incremental cost–utility ratios (ICURs) using quality-adjusted life-years and incremental cost-effectiveness ratios (ICERs) in terms of the cost per blindness year avoided. One-way deterministic and simulated probabilistic sensitivity analyses were used to assess the robustness of the main outcomes. Findings: Compared with no screening, non-telemedicine combined screening of multiple eye diseases satisfied the criterion for a highly cost-effective health intervention, with an ICUR of US$2494 (95% CI 1130 to 2716) and an ICER of $12 487 (8773 to 18 791) in rural settings. In urban areas, the ICUR was $624 (395 to 907), and the ICER was $7251 (4238 to 13 501). Non-AI telemedicine screening could result in fewer costs and greater gains in health benefits (ICUR $2326 [1064 to 2538] and ICER $11 766 [8200 to 18 000] in rural settings; ICUR $581 [368 to 864] and ICER $6920 [3926 to 13 231] in urban settings). AI telemedicine screening dominated no screening in rural settings, and in urban settings the ICUR was $244 (–315 to 1073) and the ICER was $2567 (–4111 to 15 389). Sensitivity analyses showed all results to be robust. By further comparison, annual AI telemedicine screening was the most cost-effective strategy in both rural and urban areas. Interpretation: Combined screening of multiple eye diseases is cost-effective in both rural and urban China. AI coupled with teleophthalmology presents an opportunity to promote equity in eye health. Funding: National Natural Science Foundation of China.http://www.sciencedirect.com/science/article/pii/S2214109X2200554X
spellingShingle Hanruo Liu, PhD
Ruyue Li, MD
Yue Zhang, MD
Kaiwen Zhang, MD
Mayinuer Yusufu, PhD
Yanting Liu, PhD
Dapeng Mou, PhD
Xiaoniao Chen, PhD
Jiaxin Tian, PhD
Huiqi Li, ProfPhD
Sujie Fan, ProfMD
Jianjun Tang, PhD
Ningli Wang, ProfPhD
Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysis
The Lancet Global Health
title Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysis
title_full Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysis
title_fullStr Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysis
title_full_unstemmed Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysis
title_short Economic evaluation of combined population-based screening for multiple blindness-causing eye diseases in China: a cost-effectiveness analysis
title_sort economic evaluation of combined population based screening for multiple blindness causing eye diseases in china a cost effectiveness analysis
url http://www.sciencedirect.com/science/article/pii/S2214109X2200554X
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