Publications by authors named "A C Jantzen"

Recent literature demonstrated a 24-hour reduction in vancomycin duration of therapy (DOT) for skin and soft tissue infections (SSTIs) with a negative methicillin-resistant staphylococcus aureus (MRSA) nasal screening versus a positive nasal screening. Objective of this study was to investigate vancomycin DOT in patients with SSTIs who received MRSA nasal polymerase chain reaction (PCR) screening versus those who did not receive MRSA nasal PCR screening. A retrospective, multi-center, cohort study was completed in admitted adult patients on vancomycin for SSTI from 01/01/2020 to 09/30/2022.

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Article Synopsis
  • The study utilizes pharmacy claims data from a commercial health plan to pinpoint opportunities for screening and intervention in opioid use disorder (OUD) through targeted messaging to prescribers.
  • Participants were members aged 18 and older who were on high doses of opioids, with exclusions for those on specific chemotherapy drugs, and the intervention involved sending prescribers resources for OUD management.
  • Of the 745 members identified, 20 were assessed for OUD risk, leading to provider communications; 55% of patients had some documented intervention after their providers received the recommendations, indicating that targeted messaging can enhance recognition and intervention for OUD.
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Aim: To investigate how a nationwide lockdown influences the incidence of appendicitis.

Background: Communitive infectious diseases may play a role in the pathogenesis of appendicitis as indicated by a seasonal variation in the incidence rate. The spread of communitive infectious diseases has decreased during the COVID-19 pandemic lockdown; thus, we have an opportunity to study the incidence rate of appendicitis in an environment with less impact from common community infections.

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In this paper we present the first example of waveguides fabricated by UV writing in non-hydrogen loaded Ge-doped planar silica with 213 nm light. Single mode waveguides were fabricated and the numerical apertures and mode field diameters were measured for a range of writing fluences. A peak index change of 5.

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We have demonstrated the inscription of Bragg gratings into five individual cores of a seven core fiber using small spot direct UV writing. With this technique, we defined spectrally multiplexed Bragg gratings consecutively in separate cores as well as spectrally multiplexed gratings at the same longitudinal location in different cores. The effect of bending on the optical spectrum was evaluated to allow the differentiation between cross-exposure and cross-talk, and an alignment process to reduce cross-exposure by 13 dB was found.

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