Nisha B. Alden
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View article: Techniques for Continuous Wave Identification and Filtering in the Askaryan Radio Array
Techniques for Continuous Wave Identification and Filtering in the Askaryan Radio Array Open
View article: High-Fidelity Simulations of the Full Askaryan Radio Array and its Sensitivity to Ultra-High Energy Neutrinos
High-Fidelity Simulations of the Full Askaryan Radio Array and its Sensitivity to Ultra-High Energy Neutrinos Open
View article: First Array-Wide Search for Diffuse UHE Neutrinos with the Askaryan Radio Array
First Array-Wide Search for Diffuse UHE Neutrinos with the Askaryan Radio Array Open
View article: Observation of Broadband In-ice Radiation from Impacting High-Energy Cosmic Rays
Observation of Broadband In-ice Radiation from Impacting High-Energy Cosmic Rays Open
View article: Influenza-Associated Hospitalizations During a High Severity Season — Influenza Hospitalization Surveillance Network, United States, 2024–25 Influenza Season
Influenza-Associated Hospitalizations During a High Severity Season — Influenza Hospitalization Surveillance Network, United States, 2024–25 Influenza Season Open
The U.S. 2024-25 influenza season was a high-severity season characterized by co-circulation of influenza A(H1N1)pdm09 and A(H3N2) viruses. Data from the Influenza Hospitalization Surveillance Network covering 9% of the U.S. population, we…
View article: Pediatric COVID-19 Hospitalization Trends by Race and Ethnicity, 2020-2023
Pediatric COVID-19 Hospitalization Trends by Race and Ethnicity, 2020-2023 Open
Importance Examining racial and ethnic disparities in pediatric COVID-19 hospitalizations is critical to inform public health efforts to reduce those disparities. Objective To characterize trends in pediatric COVID-19 hospitalizations by r…
View article: Identifying real time surveillance indicators to estimate COVID-19 hospital admissions in Colorado during and after the public health emergency
Identifying real time surveillance indicators to estimate COVID-19 hospital admissions in Colorado during and after the public health emergency Open
Questions remain about how best to focus surveillance efforts for COVID-19 and other emerging respiratory diseases. We used an archive of COVID-19 data in Colorado from October 2020 to March 2024 to reconstruct seven real-time surveillance…
View article: Wildfire-season Fine Particulate Matter Exposure and Associations with Influenza and Influenza-like-illness Risk in the Western USA
Wildfire-season Fine Particulate Matter Exposure and Associations with Influenza and Influenza-like-illness Risk in the Western USA Open
Our findings underscore a positive association between wildfire-specific PM2.5 and influenza risk in states with influenza data, suggesting a differential effect of PM2.5 on respiratory infections. This study supports…
View article: Interim Evaluation of Respiratory Syncytial Virus Hospitalization Rates Among Infants and Young Children After Introduction of Respiratory Syncytial Virus Prevention Products — United States, October 2024–February 2025
Interim Evaluation of Respiratory Syncytial Virus Hospitalization Rates Among Infants and Young Children After Introduction of Respiratory Syncytial Virus Prevention Products — United States, October 2024–February 2025 Open
Maternal respiratory syncytial virus (RSV) vaccine and nirsevimab, a long-acting monoclonal antibody for infants aged 0-7 months and children aged 8-19 months who are at increased risk for severe RSV disease, became widely available for pr…
View article: Identification and characterisation of clinically distinct subgroups of adults hospitalised with influenza in the USA: a repeated cross-sectional study
Identification and characterisation of clinically distinct subgroups of adults hospitalised with influenza in the USA: a repeated cross-sectional study Open
Centers for Disease Control and Prevention.
View article: Instrument design and performance of the first seven stations of RNO-G
Instrument design and performance of the first seven stations of RNO-G Open
The Radio Neutrino Observatory in Greenland (RNO-G) is the first in-ice radio array in the northern hemisphere for the detection of ultra-high energy neutrinos via the coherent radio emission from neutrino-induced particle cascades within …
View article: 427. Underlying Medical Conditions and Vaccination Status among U.S. Children Aged ≤17 Years Hospitalized for COVID-19 in COVID-19-Associated Hospitalization Surveillance Network (COVID-NET), January–December 2023
427. Underlying Medical Conditions and Vaccination Status among U.S. Children Aged ≤17 Years Hospitalized for COVID-19 in COVID-19-Associated Hospitalization Surveillance Network (COVID-NET), January–December 2023 Open
Background SARS-CoV-2 infection can result in serious illness in children. We used COVID-19-Associated Hospitalization Surveillance Network (COVID-NET) data to assess characteristics associated with pediatric COVID-19 hospitalizations, inc…
View article: Social Vulnerability, Intervention Utilization, and Outcomes in US Adults Hospitalized With Influenza
Social Vulnerability, Intervention Utilization, and Outcomes in US Adults Hospitalized With Influenza Open
Importance Seasonal influenza is associated with substantial disease burden. The relationship between census tract–based social vulnerability and clinical outcomes among patients with influenza remains unknown. Objective To characterize as…
View article: Instrument design and performance of the first seven stations of RNO-G
Instrument design and performance of the first seven stations of RNO-G Open
The Radio Neutrino Observatory in Greenland (RNO-G) is the first in-ice radio array in the northern hemisphere for the detection of ultra-high energy neutrinos via the coherent radio emission from neutrino-induced particle cascades within …
View article: Underutilization of Influenza Antiviral Treatment Among Children and Adolescents at Higher Risk for Influenza-Associated Complications — United States, 2023–2024
Underutilization of Influenza Antiviral Treatment Among Children and Adolescents at Higher Risk for Influenza-Associated Complications — United States, 2023–2024 Open
Annually, tens of thousands of U.S. children and adolescents are hospitalized with seasonal influenza virus infection. Both influenza vaccination and early initiation of antiviral treatment can reduce complications of influenza. Using data…
View article: Personal Protective Equipment Use by Dairy Farmworkers Exposed to Cows Infected with Highly Pathogenic Avian Influenza A(H5N1) Viruses — Colorado, 2024
Personal Protective Equipment Use by Dairy Farmworkers Exposed to Cows Infected with Highly Pathogenic Avian Influenza A(H5N1) Viruses — Colorado, 2024 Open
The risk for transmission of highly pathogenic avian influenza A(H5N1) virus from dairy cows to humans is currently low; however, personal protective equipment (PPE) use during work activities on dairy farms has not been well described. PP…
View article: Serologic Evidence of Recent Infection with Highly Pathogenic Avian Influenza A(H5) Virus Among Dairy Workers — Michigan and Colorado, June–August 2024
Serologic Evidence of Recent Infection with Highly Pathogenic Avian Influenza A(H5) Virus Among Dairy Workers — Michigan and Colorado, June–August 2024 Open
View article: The Burden of All-Cause Mortality Following Influenza-Associated Hospitalizations: Influenza Hospitalization Surveillance Network, 2010–2019
The Burden of All-Cause Mortality Following Influenza-Associated Hospitalizations: Influenza Hospitalization Surveillance Network, 2010–2019 Open
Background While the estimated number of US influenza-associated deaths is reported annually, detailed data on the epidemiology of influenza-associated deaths, including the burden of in-hospital vs post-hospital discharge deaths, are limi…
View article: Laboratory-Confirmed Influenza-Associated Hospitalizations Among Children and Adults — Influenza Hospitalization Surveillance Network, United States, 2010–2023
Laboratory-Confirmed Influenza-Associated Hospitalizations Among Children and Adults — Influenza Hospitalization Surveillance Network, United States, 2010–2023 Open
Continued robust influenza surveillance is critical to monitor progress in efforts to encourage antiviral treatment and improve clinical outcomes for persons hospitalized with influenza. In addition, robust influenza surveillance can poten…
View article: COVID-19–Associated Hospitalizations Among U.S. Adults Aged ≥18 Years — COVID-NET, 12 States, October 2023–April 2024
COVID-19–Associated Hospitalizations Among U.S. Adults Aged ≥18 Years — COVID-NET, 12 States, October 2023–April 2024 Open
Among adults, COVID-19 hospitalization rates increase with age. Data from the COVID-19-Associated Hospitalization Surveillance Network were analyzed to estimate population-based COVID-19-associated hospitalization rates during October 2023…
View article: Extrapolating Sentinel Surveillance Information to Estimate National COVID Hospital Admission Rates: A Bayesian Modeling Approach
Extrapolating Sentinel Surveillance Information to Estimate National COVID Hospital Admission Rates: A Bayesian Modeling Approach Open
The COVID‐19‐Associated Hospitalization Surveillance Network (COVID‐NET) was established in March 2020 to monitor trends in hospitalizations associated with SARS‐CoV‐2 infection. COVID‐NET is a geographically diverse population‐based surve…
View article: COVID-19–Associated Hospitalizations and Maternal Vaccination Among Infants Aged <6 Months — COVID-NET, 12 States, October 2022–April 2024
COVID-19–Associated Hospitalizations and Maternal Vaccination Among Infants Aged <6 Months — COVID-NET, 12 States, October 2022–April 2024 Open
Infants aged <6 months are at increased risk for severe COVID-19 disease but are not yet eligible for COVID-19 vaccination; these children depend upon transplacental transfer of maternal antibody, either from vaccination or infection, for …
View article: Cluster of Influenza A(H5) Cases Associated with Poultry Exposure at Two Facilities — Colorado, July 2024
Cluster of Influenza A(H5) Cases Associated with Poultry Exposure at Two Facilities — Colorado, July 2024 Open
Persons who work in close contact with dairy cattle and poultry that are infected with highly pathogenic avian influenza (HPAI) A(H5N1) virus are at increased risk for infection. In July 2024, the Colorado Department of Public Health & Env…
View article: Timing of Influenza Antiviral Therapy and Risk of Death in Adults Hospitalized With Influenza-Associated Pneumonia, Influenza Hospitalization Surveillance Network (FluSurv-NET), 2012–2019
Timing of Influenza Antiviral Therapy and Risk of Death in Adults Hospitalized With Influenza-Associated Pneumonia, Influenza Hospitalization Surveillance Network (FluSurv-NET), 2012–2019 Open
Background Pneumonia is common in adults hospitalized with laboratory-confirmed influenza, but the association between timeliness of influenza antiviral treatment and severe clinical outcomes in patients with influenza-associated pneumonia…
View article: Identifying real-time surveillance indicators that can be used to estimate COVID-19 hospital admissions
Identifying real-time surveillance indicators that can be used to estimate COVID-19 hospital admissions Open
Numerous approaches have been used to track COVID-19 trends, from wastewater surveillance to laboratory reporting of diagnostic test results. However, questions remain about how best to focus surveillance efforts during and after public he…
View article: The role and limitations of electronic medical records versus patient interviews for determining symptoms of, underlying comorbidities of, and medication use by patients with COVID-19
The role and limitations of electronic medical records versus patient interviews for determining symptoms of, underlying comorbidities of, and medication use by patients with COVID-19 Open
Electronic medical records (EMRs) are important for rapidly compiling information to determine disease characteristics (eg, symptoms) and risk factors (eg, underlying comorbidities, medications) for disease-related outcomes. To assess EMR …
View article: Acute Cardiac Events in Hospitalized Older Adults With Respiratory Syncytial Virus Infection
Acute Cardiac Events in Hospitalized Older Adults With Respiratory Syncytial Virus Infection Open
Importance Respiratory syncytial virus (RSV) infection can cause severe respiratory illness in older adults. Less is known about the cardiac complications of RSV disease compared with those of influenza and SARS-CoV-2 infection. Objective …
View article: Clinical Outcomes of US Adults Hospitalized for COVID-19 and Influenza in the Respiratory Virus Hospitalization Surveillance Network, October 2021–September 2022
Clinical Outcomes of US Adults Hospitalized for COVID-19 and Influenza in the Respiratory Virus Hospitalization Surveillance Network, October 2021–September 2022 Open
Severe outcomes were common among adults hospitalized for COVID-19 or influenza, while the percentage of COVID-19 hospitalizations involving critical care decreased from October 2021 to September 2022. During the Omicron BA.5 period, inten…
View article: Performance of established disease severity scores in predicting severe outcomes among adults hospitalized with influenza—FluSurv‐NET, 2017–2018
Performance of established disease severity scores in predicting severe outcomes among adults hospitalized with influenza—FluSurv‐NET, 2017–2018 Open
Background Influenza is a substantial cause of annual morbidity and mortality; however, correctly identifying those patients at increased risk for severe disease is often challenging. Several severity indices have been developed; however, …
View article: Association of Chronic Medical Conditions With Severe Outcomes Among Nonpregnant Adults 18–49 Years Old Hospitalized With Influenza, FluSurv-NET, 2011–2019
Association of Chronic Medical Conditions With Severe Outcomes Among Nonpregnant Adults 18–49 Years Old Hospitalized With Influenza, FluSurv-NET, 2011–2019 Open
Background Older age and chronic conditions are associated with severe influenza outcomes; however, data are only comprehensively available for adults ≥65 years old. Using data from the Influenza Hospitalization Surveillance Network (FluSu…