Effects of Osteoporosis Medication Use on Reprocedure Rates Following Vertebral Augmentation: A Nationwide Cohort...

Area of Science:

• Orthopedics
• Pharmacology
• Geriatrics

Background:

• Vertebral augmentation (VA) is a common procedure for vertebral fractures.
• Osteoporosis significantly increases the risk of re-fractures after VA.
• Understanding medication's role in re-fracture prevention post-VA is crucial.

Purpose of the Study:

• To investigate the impact of osteoporosis medication use and duration on re-fracture rates following VA.
• To identify specific medication types and prescription lengths associated with higher re-procedure rates.

Main Methods:

• Retrospective cohort study using South Korean National Health Insurance Service data.
• Included patients aged 50+ who underwent VA in 2012.
• Analyzed re-procedure rates based on medication (bisphosphonates, SERMs, Ca, Vit D) and duration (incomplete, complete, absolute complete).

Main Results:

• 7.5% of 9,070 patients required re-procedures for re-fractures.
• Higher re-procedure rates observed with calcium/vitamin D supplements (13.3%) vs. bisphosphonates (7.7%) or SERMs (8.6%).
• Prolonged medication duration correlated with increased re-procedure rates; absolute complete prescription showed a 9.07x higher hazard ratio than no medication.

Conclusions:

• Osteoporosis medication use and prescription duration are significant predictors of re-procedure rates post-VA.
• Adherence to osteoporosis therapy may mitigate the risk of re-fractures and subsequent interventions.
• Findings underscore the importance of tailored medication management for patients undergoing VA.