Trends in Utilization of Microaxial Flow Pump and Intra-Aortic Balloon Pump Across 3 Countries

Dennis T Ko; Sharon Ayayo; Amitava Banerjee; Christina Fu; Olivia Haldenby; Mamas A Mamas; Mohamed O Mohamed; Feng Qiu; Peter Cram; Bruce E Landon

doi:10.1001/jamainternmed.2025.3881

Trends in Utilization of Microaxial Flow Pump and Intra-Aortic Balloon Pump Across 3 Countries

JAMA Intern Med. 2025 Oct 1;185(10):1291-1293. doi: 10.1001/jamainternmed.2025.3881.

Authors

Dennis T Ko^{1

2}, Sharon Ayayo³, Amitava Banerjee^{4

5}, Christina Fu⁶, Olivia Haldenby¹, Mamas A Mamas⁷, Mohamed O Mohamed^{4

5}, Feng Qiu¹, Peter Cram^{8

9}, Bruce E Landon^{6

10}

Affiliations

¹ ICES, Toronto, Ontario, Canada.
² Schulich Heart Center, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.
³ University of Manchester, Manchester, England, United Kingdom.
⁴ Institute of Health Informatics, University College London, London, United Kingdom.
⁵ Barts Health National Health Service Trust, London, United Kingdom.
⁶ Harvard Medical School, Boston, Massachusetts.
⁷ Keele Cardiovascular Research Group, Keele University, Stoke-on-Trent, United Kingdom.
⁸ University of Maryland School of Medicine, Baltimore.
⁹ Baltimore VA Medical Center, Baltimore, Maryland.
¹⁰ Beth Israel Deaconess Medical Center, Boston, Massachusetts.

PMID: 40788625
PMCID: PMC12340680 (available on 2026-08-11)
DOI: 10.1001/jamainternmed.2025.3881

No abstract available

Plain language summary

This cohort study assesses utilization rates of microaxial flow pumps and intra-aortic balloon pumps among older adults who underwent percutaneous coronary interventions in the US, UK, and Canada.