Benjamin Chastek, MS

Optum

Disclosure(s): Optum (UnitedHealth Group): Stocks/Bonds (Public Company)

Poster(s):

• (P-394) Antiretroviral therapy persistence following a change or restart in regimen among people with HIV
  Monday, October 20, 2025

  12:15 PM - 1:30 PM US ET

• (P-786) Comparison of Length of Stay and Hospitalization Costs Among Patients with Complicated Urinary Tract Infection including Acute Pyelonephritis by Antibiotic Hospital Discharge Treatment Strategy
  Monday, October 20, 2025

  12:15 PM - 1:30 PM US ET

• (P-1472) Comparable Vaccine Effectiveness of Adjuvanted and High-Dose Influenza Vaccines in Preventing Test-Confirmed Influenza Outcomes, including Hospitalization, in Overall and High-Risk Older Adults: A Test-Negative Design Study During 2022-2023 and 2023-2024
  Tuesday, October 21, 2025

  12:15 PM - 1:30 PM US ET