Publications by authors named "Hamzah AlKhalifah"

Background: We investigated the clinical manifestation and severity of COVID-19 infection represented as a composite outcome (hospital or ICU admission, or in-hospital death) among infected fully vaccinated HCWs, the RT-PCR test Ct value (Cycle Threshold) of positive fully vaccinated HCWs, and we measure the interval from the second vaccine to acquiring the infection.

Methods: A multicenter retrospective cohort study was conducted in different regions at (16) Ministry of Defense Health Services (MODHS) hospitals. Data were restricted to fully vaccinated (minimum of 2 doses) HCWs who had a confirmed positive PCR test and employed in MODHS hospitals from August 2021 to March 2022.

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Background: Despite recent government efforts to control antibiotic purchase by the public, the rate of self-prescription is still alarmingly high in Saudi Arabia. Increased and inappropriate antibiotic use has been identified as an important factor behind bacterial resistance. Recently, there has been an increased interest in the Saudi public's awareness of antibiotic use and resistance.

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