Tiffanie Markus
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View article: Population-Based Active Surveillance for Culture-Confirmed Candidemia — 10 Sites, United States, 2017–2021
Population-Based Active Surveillance for Culture-Confirmed Candidemia — 10 Sites, United States, 2017–2021 Open
Strict implementation of measures to prevent health care-associated bloodstream infections is important to help prevent candidemia cases. Health care officials and providers should be vigilant for candidemia as a complication of critical i…
View article: Respiratory syncytial virus: an under-recognized healthcare-associated infection
Respiratory syncytial virus: an under-recognized healthcare-associated infection Open
Objective: Prior reports of healthcare-associated respiratory syncytial virus (RSV) have been limited to cases diagnosed after the third day of hospitalization. The omission of other healthcare settings where RSV transmission may occur und…
View article: Trends in Cervical Precancers Identified Through Population-Based Surveillance — Human Papillomavirus Vaccine Impact Monitoring Project, Five Sites, United States, 2008–2022
Trends in Cervical Precancers Identified Through Population-Based Surveillance — Human Papillomavirus Vaccine Impact Monitoring Project, Five Sites, United States, 2008–2022 Open
In 2006, human papillomavirus (HPV) vaccine was first recommended in the United States to prevent cancers and other diseases caused by HPV; vaccination coverage increased steadily through 2021, and increasing numbers of young women had rec…
View article: P-1178. Trends in invasive methicillin-resistant <i>Staphylococcus aureus</i> infections among children in the United States, 2011–2021
P-1178. Trends in invasive methicillin-resistant <i>Staphylococcus aureus</i> infections among children in the United States, 2011–2021 Open
Background During 2005–2010, incidence of community-associated (CA) invasive methicillin-resistant Staphylococcus aureus (MRSA) infections among children was rising, whereas hospital-onset (HO) rates were unchanged except for a decline amo…
View article: Characteristics of nursing homes with high rates of invasive methicillin‐resistant <i>Staphylococcus aureus</i> infections
Characteristics of nursing homes with high rates of invasive methicillin‐resistant <i>Staphylococcus aureus</i> infections Open
Background Nursing home residents experience a large burden of invasive methicillin‐resistant Staphylococcus aureus (MRSA) infections. Data are limited regarding nursing home characteristics associated with differences in facility‐level in…
View article: Burden of Respiratory Syncytial Virus–Associated Hospitalizations in US Adults, October 2016 to September 2023
Burden of Respiratory Syncytial Virus–Associated Hospitalizations in US Adults, October 2016 to September 2023 Open
Importance Respiratory syncytial virus (RSV) infection can cause severe illness in adults. However, there is considerable uncertainty in the burden of RSV-associated hospitalizations among adults prior to RSV vaccine introduction. Objectiv…
View article: Risk of Clade II Mpox Associated with Intimate and Nonintimate Close Contact Among Men Who Have Sex with Men and Transgender Adults — United States, August 2022–July 2023
Risk of Clade II Mpox Associated with Intimate and Nonintimate Close Contact Among Men Who Have Sex with Men and Transgender Adults — United States, August 2022–July 2023 Open
A global outbreak of clade II mpox associated with sexual contact, disproportionately affecting gay, bisexual, and other men who have sex with men (MSM), has been ongoing since May 2022. Information on types of contact most associated with…
View article: Erratum for Misas et al., “Genomic description of acquired fluconazole- and echinocandin-resistance in patients with serial <i>Candida glabrata</i> isolates”
Erratum for Misas et al., “Genomic description of acquired fluconazole- and echinocandin-resistance in patients with serial <i>Candida glabrata</i> isolates” Open
Volume 62, no. 2, e01140-23, https://doi.org/10.1128/jcm.01140-23. In the abstract, "Of the 24 fluconazole-resistant isolates, 17 (71%) had non-synonymous polymorphisms" should read "Of the 25 fluconazole-resistant isolates, 16 (64%) had n…
View article: Characteristics of healthcare personnel with SARS-CoV-2 infection: 10 emerging infections program sites in the United States, April 2020–December 2021
Characteristics of healthcare personnel with SARS-CoV-2 infection: 10 emerging infections program sites in the United States, April 2020–December 2021 Open
Background: Understanding characteristics of healthcare personnel (HCP) with SARS-CoV-2 infection supports the development and prioritization of interventions to protect this important workforce. We report detailed characteristics of HCP w…
View article: Estimating the Undetected Burden of Respiratory Syncytial Virus Hospitalizations in Adults Through Capture–Recapture Methods
Estimating the Undetected Burden of Respiratory Syncytial Virus Hospitalizations in Adults Through Capture–Recapture Methods Open
Introduction Traditional surveillance systems may underestimate the burden caused by respiratory syncytial virus (RSV). Capture–recapture methods provide alternatives for estimating the number of RSV‐related hospitalizations in a populatio…
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: Respiratory Syncytial Virus Hospitalizations Associated With Social Vulnerability by Census Tract: An Opportunity for Intervention?
Respiratory Syncytial Virus Hospitalizations Associated With Social Vulnerability by Census Tract: An Opportunity for Intervention? Open
Background Respiratory syncytial virus (RSV) can cause hospitalization in young children and older adults. With vaccines and monoclonal antibody prophylaxis increasingly available, identifying social factors associated with severe illnesse…
View article: Genomic description of acquired fluconazole- and echinocandin-resistance in patients with serial <i>Candida glabrata</i> isolates
Genomic description of acquired fluconazole- and echinocandin-resistance in patients with serial <i>Candida glabrata</i> isolates Open
In our study, mutations associated to azole resistance and echinocandin resistance were detected in Candida glabrata isolates using a whole-genome sequence. C. glabrata is the second most common cause of candidemia in the United States, wh…
View article: 2456. Methicillin-Resistant <i>Staphylococcus aureus</i> Bacteremia 30-Day Mortality During 2020 Compared to 2016-2019: Assessing the Impact of COVID-19
2456. Methicillin-Resistant <i>Staphylococcus aureus</i> Bacteremia 30-Day Mortality During 2020 Compared to 2016-2019: Assessing the Impact of COVID-19 Open
Background Methicillin-resistant Staphylococcus aureus (MRSA) bacteremia is associated with substantial mortality, but the effect of the COVID-19 pandemic on MRSA mortality has not been fully explored. Methods For 2016-2020, MRSA bacteremi…
View article: 1443. Characteristics of nursing homes with higher rates of invasive methicillin-resistant <i>Staphylococcus aureus</i> infections
1443. Characteristics of nursing homes with higher rates of invasive methicillin-resistant <i>Staphylococcus aureus</i> infections Open
Background Invasive methicillin-resistant Staphylococcus aureus (MRSA) infections in nursing home residents now outnumber hospital-onset invasive MRSA infections. Elucidating characteristics of nursing homes with higher invasive MRSA rates…
View article: Effectiveness of a bivalent mRNA vaccine dose against symptomatic SARS-CoV-2 infection among U.S. Healthcare personnel, September 2022–May 2023
Effectiveness of a bivalent mRNA vaccine dose against symptomatic SARS-CoV-2 infection among U.S. Healthcare personnel, September 2022–May 2023 Open
View article: Estimating the Burden of Influenza Hospitalizations Across Multiple Seasons Using Capture-Recapture
Estimating the Burden of Influenza Hospitalizations Across Multiple Seasons Using Capture-Recapture Open
Background Influenza remains an important cause of hospitalizations in the United States. Estimating the number of influenza hospitalizations is vital for public health decision making. Combining existing surveillance systems through captu…
View article: Estimated Effectiveness of JYNNEOS Vaccine in Preventing Mpox: A Multijurisdictional Case-Control Study — United States, August 19, 2022–March 31, 2023
Estimated Effectiveness of JYNNEOS Vaccine in Preventing Mpox: A Multijurisdictional Case-Control Study — United States, August 19, 2022–March 31, 2023 Open
As of March 31, 2023, more than 30,000 monkeypox (mpox) cases had been reported in the United States in an outbreak that has disproportionately affected gay, bisexual, and other men who have sex with men (MSM) and transgender persons (1). …
View article: Traditional definition of healthcare-associated influenza underestimates cases associated with other healthcare exposures in a population-based surveillance system
Traditional definition of healthcare-associated influenza underestimates cases associated with other healthcare exposures in a population-based surveillance system Open
Objective: To provide comprehensive population-level estimates of the burden of healthcare-associated influenza. Design: Retrospective cross-sectional study. Setting: US Influenza Hospitalization Surveillance Network (FluSurv-NET) during 2…
View article: Clinical characteristics and outcomes of children with single or co-detected rhinovirus-associated acute respiratory infection in Middle Tennessee
Clinical characteristics and outcomes of children with single or co-detected rhinovirus-associated acute respiratory infection in Middle Tennessee Open
View article: Risk of Acute Myocardial Infarction Among Patients With Laboratory-Confirmed Invasive Pneumococcal Disease: A Self-Controlled Case Series Study
Risk of Acute Myocardial Infarction Among Patients With Laboratory-Confirmed Invasive Pneumococcal Disease: A Self-Controlled Case Series Study Open
Background Acute myocardial infarction (AMI) events have been reported among patients with certain viral and bacterial infections. Whether invasive pneumococcal disease (IPD) increases the risk of AMI remains unclear. We examined whether l…
View article: COVID-19–Associated Hospitalizations Among U.S. Infants Aged <6 Months — COVID-NET, 13 States, June 2021–August 2022
COVID-19–Associated Hospitalizations Among U.S. Infants Aged <6 Months — COVID-NET, 13 States, June 2021–August 2022 Open
COVID-19-associated hospitalization rates are highest among adults aged ≥65 years (1); however, COVID-19 can and does cause severe and fatal outcomes in children, including infants (2,3). After the emergence of the SARS-CoV-2 B.1.1.529 (Om…
View article: Recurrent Candidemia: Trends and Risk Factors Among Persons Residing in 4 US States, 2011–2018
Recurrent Candidemia: Trends and Risk Factors Among Persons Residing in 4 US States, 2011–2018 Open
Background Candidemia is a common healthcare-associated infection with high mortality. Estimates of recurrence range from 1% to 17%. Few studies have focused on those with recurrent candidemia, who often experience more severe illness and …
View article: Laboratory-Confirmed COVID-19–Associated Hospitalizations Among Adults During SARS-CoV-2 Omicron BA.2 Variant Predominance — COVID-19–Associated Hospitalization Surveillance Network, 14 States, June 20, 2021–May 31, 2022
Laboratory-Confirmed COVID-19–Associated Hospitalizations Among Adults During SARS-CoV-2 Omicron BA.2 Variant Predominance — COVID-19–Associated Hospitalization Surveillance Network, 14 States, June 20, 2021–May 31, 2022 Open
Beginning the week of March 20–26, 2022, the Omicron BA.2 variant of SARS-CoV-2, the virus that causes COVID-19, became the predominant circulating variant in the United States, accounting for >50% of sequenced isolates.* Data from the COV…
View article: Administrative Data Improves Quality of Cervical Pre-cancer Surveillance in Davidson County, Tennessee, United States
Administrative Data Improves Quality of Cervical Pre-cancer Surveillance in Davidson County, Tennessee, United States Open
Background: Accurate data are critical for public health surveillance yet can be challenging to ensure. The Tennessee (TN) HPV Vaccine IMPACT Project aims to assess the effectiveness of the human papillomavirus (HPV) vaccine in prevention …
View article: Characteristics of healthcare personnel who reported concerns related to PPE use during care of COVID-19 patients
Characteristics of healthcare personnel who reported concerns related to PPE use during care of COVID-19 patients Open
Background: Healthcare facilities have experienced many challenges during the COVID-19 pandemic, including limited personal protective equipment (PPE) supplies. Healthcare personnel (HCP) rely on PPE, vaccines, and other infection control …
View article: Hospitalizations of Children and Adolescents with Laboratory-Confirmed COVID-19 — COVID-NET, 14 States, July 2021–January 2022
Hospitalizations of Children and Adolescents with Laboratory-Confirmed COVID-19 — COVID-NET, 14 States, July 2021–January 2022 Open
The first U.S. case of COVID-19 attributed to the Omicron variant of SARS-CoV-2 (the virus that causes COVID-19) was reported on December 1, 2021 (1), and by the week ending December 25, 2021, Omicron was the predominant circulating varian…
View article: Severity of Disease Among Adults Hospitalized with Laboratory-Confirmed COVID-19 Before and During the Period of SARS-CoV-2 B.1.617.2 (Delta) Predominance — COVID-NET, 14 States, January–August 2021
Severity of Disease Among Adults Hospitalized with Laboratory-Confirmed COVID-19 Before and During the Period of SARS-CoV-2 B.1.617.2 (Delta) Predominance — COVID-NET, 14 States, January–August 2021 Open
In mid-June 2021, B.1.671.2 (Delta) became the predominant variant of SARS-CoV-2, the virus that causes COVID-19, circulating in the United States. As of July 2021, the Delta variant was responsible for nearly all new SARS-CoV-2 infections…
View article: Hospitalizations Associated with COVID-19 Among Children and Adolescents — COVID-NET, 14 States, March 1, 2020–August 14, 2021
Hospitalizations Associated with COVID-19 Among Children and Adolescents — COVID-NET, 14 States, March 1, 2020–August 14, 2021 Open
Although COVID-19-associated hospitalizations and deaths have occurred more frequently in adults,† COVID-19 can also lead to severe outcomes in children and adolescents (1,2). Schools are opening for in-person learning, and many prekinderg…
View article: Patterns of Virus Exposure and Presumed Household Transmission among Persons with Coronavirus Disease, United States, January–April 2020
Patterns of Virus Exposure and Presumed Household Transmission among Persons with Coronavirus Disease, United States, January–April 2020 Open
We characterized common exposures reported by a convenience sample of 202 US patients with coronavirus disease during January-April 2020 and identified factors associated with presumed household transmission. The most commonly reported set…