Kumar R, Chen N, Lehman LL, London WB. Trends in the Diagnosis of Pediatric Venous Thromboembolism and Arterial Ischemic Stroke during the COVID-19 Pandemic: An Administrative Database Study.
J Pediatr 2025;
276:114328. [PMID:
39357819 DOI:
10.1016/j.jpeds.2024.114328]
[Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/26/2024] [Revised: 09/08/2024] [Accepted: 09/24/2024] [Indexed: 10/04/2024]
Abstract
OBJECTIVE
To investigate trends in the diagnosis of venous thromboembolism (VTE) and arterial ischemic stroke (AIS), and examine the use of pharmacological thromboprophylaxis during the COVID-19 pandemic.
STUDY DESIGN
This retrospective cohort study used the Pediatric Health Information Systems database to investigate patients admitted to a participating hospital between January 1, 2018, and December 31, 2021. International Classification of Diseases, 10th edition codes were used to identify VTE, AIS, and COVID-19. Pharmacy billing codes were used to investigate pharmacological thromboprophylaxis use.
RESULTS
1 759 701 unique patients underwent 2 234 135 inpatient admissions. Rate of VTE increased from 84 cases per 10 000 admissions in 2018-2019 to 108 cases per 10 000 admissions in 2020-2021, representing a 28.6% increase (P < .001). In contrast, the rate of AIS remained stable through the study period. When compared with 2018-2019, children diagnosed with VTE during 2020-2021 had longer hospitalizations and were more likely to be admitted to the intensive care unit. When analysis was limited to 2020-2021, a diagnosis code of COVID-19 was associated with a 1.35-fold (95% CI: 1.24-1.45) increase in the odds of VTE diagnosis, but not AIS. Use of pharmacologic thromboprophylaxis increased from 1.5% of hospitalizations in 2018-2019 to 3.0% of hospitalizations in 2020-2021 (P < .001). When evaluating thromboprophylaxis during 2020-2021, a diagnosis code for COVID-19 was associated with an 11-fold (95% CI: 10.86-11.49; P < .001) increase in the utilization of pharmacological thromboprophylaxis.
CONCLUSIONS
This study found an increase in the rate of VTE among hospitalized children during the pandemic. A diagnosis of COVID-19 was associated with a modest increase in odds of VTE diagnosis, which occurred despite increased use of pharmacological thromboprophylaxis.
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