Visual outcomes and cost-utility analyses of toric intraocular lens implantation in cataract patients over 80 with corneal astigmatism: a retrospective cohort study.
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引用次数: 0
Abstract
Introduction: This study aimed to assess visual and refractive outcomes and cost utility of toric intraocular lens (IOLs) implantation in cataract patients over 80 with corneal astigmatism.
Methods: Patients >= 80 years with corneal astigmatism >= 1.50 diopters (D) who underwent cataract surgery with toric or monofocal IOLs were enrolled. Uncorrected distance visual acuity (UDVA) and residual refractive astigmatism at the 3-month postoperative follow-up were compared between the toric and non-toric groups. Cost data were gathered, long-term quality-adjusted life years (QALYs) were calculated, and the incremental cost-effectiveness ratio (ICER) was determined.
Results: The study included 50 eyes from 50 patients, with 25 eyes receiving toric IOLs and the remaining 25 receiving non-toric IOLs. Three months after surgery, both the mean UDVA (P < 0.0001) and the mean residual refractive astigmatism (P < 0.0001) in the toric group significantly outperformed those in the non-toric group. An average of 4.04 ± 0.25 QALYs were obtained in the toric group through cataract surgery, while 3.78 ± 0.26 QALYs were obtained in the non-toric group. The median ICER stood at 11,222 CNY (1,753 USD) per QALY [95% CI: 5,840 ~ 25,295 CNY (913 ~ 3,952 USD) per QALY], which is lower than the threshold of cost-effectiveness in China (80,976 CNY (12,653 USD) per QALY).
Conclusion: In cataract patients aged over 80 with corneal astigmatism and no complicating vision-threatening conditions, toric IOL implantation not only improved UDVA and reduced residual astigmatism but also emerged as a cost-effective intervention compared with non-toric IOL implantation.
期刊介绍:
''Ophthalmic Research'' features original papers and reviews reporting on translational and clinical studies. Authors from throughout the world cover research topics on every field in connection with physical, physiologic, pharmacological, biochemical and molecular biological aspects of ophthalmology. This journal also aims to provide a record of international clinical research for both researchers and clinicians in ophthalmology. Finally, the transfer of information from fundamental research to clinical research and clinical practice is particularly welcome.