Publications by authors named "David E Niccum"

Background: In response to the COVID-19 pandemic and as part of the statewide healthcare coalition response the Minnesota Critical Care Working Group (CCWG), composed of Interprofessional leaders from the state's nine largest health systems was established and entrusted to plan and coordinate critical care support for Minnesota from March 2020 through July1, 2021.

Research Question: Can a statewide Critical Care Working Group develop contingency and crisis level surge strategies and indicators in response to the COVID-19 pandemic while evolving into a highly collaborative team?

Study Design And Methods: CCWG members (Intensivists, ethicists, nurses, MDH and MHA leaders) met by audio video conferencing as often as daily assessing COVID and non-COVID hospitalization data, developed surge indicators reflecting contingency versus crisis conditions, and planned responses collaboratively. A foundation of collaboration and teamwork developed which facilitated an effective statewide response.

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Background: At the request of the Statewide Healthcare Coordination Center, the Minnesota Critical Care Working Group (CCWG) and ethics subgroup (EWG), composed of interprofessional leaders from Minnesota's nine largest health systems were asked to plan and coordinate critical care operations during the COVID-19 pandemic, including the 2021 Fall surge.

Research Question: Can a statewide Working Group collaboratively analyze real time evidence to identify crisis conditions and engage state leadership to implement care processes?

Study Design And Methods: CCWG/EWG met via video conferencing during the Fall 2021 severe surge to analyze evidence and plan for potential crisis care conditions. Five sources of evidence informed their actions including group consensus on operating conditions; Federal Tele-Tracking data; MOCC patient placement data; and two surveys created and distributed to hospitals and healthcare professionals.

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Background: Cystic fibrosis is the most common autosomal recessive genetic disease in Caucasians. It is caused by mutations in the CFTR gene, leading to poor hydration of mucus and impairment of the respiratory, digestive, and reproductive organ functions. Advancements in medical care have led to markedly increased longevity of patients with cystic fibrosis, but new complications have emerged, such as early onset of colorectal cancer.

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Variation in the gut microbiome has been linked to colorectal cancer (CRC), as well as to host genetic variation. However, we do not know whether, in addition to baseline host genetics, somatic mutational profiles in CRC tumors interact with the surrounding tumor microbiome, and if so, whether these changes can be used to understand microbe-host interactions with potential functional biological relevance. Here, we characterized the association between CRC microbial communities and tumor mutations using microbiome profiling and whole-exome sequencing in 44 pairs of tumors and matched normal tissues.

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Background: Colorectal cancer is an emerging problem in cystic fibrosis (CF). The goal of this study was to evaluate adenoma detection by systematic colonoscopic screening and surveillance.

Methods: We analyzed prospectively collected results of colonoscopies initiated at age 40years from 88 CF patients at a single Cystic Fibrosis Center.

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