Publications by authors named "Irene Kuo"

Background: Oral Pre-exposure prophylaxis (PrEP) is effective in preventing HIV transmission. However, despite high rates of HIV risk behaviors among people who inject drugs (PWID), this population remains underserved by current HIV prevention efforts in the United States. To address this challenge, we conducted an in-depth exploration of perspectives on using oral PrEP among PWID engaged in the HIV Prevention Trials Network (HPTN) 094 INTEGRA Study.

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Introduction: Opioid overdose is a major public health challenge. We aimed to understand facilitators and barriers to engagement in medication for opioid use disorder (MOUD) among persons with OUD in Washington, DC.

Methods: We used a cross-sectional mixed-methods concept mapping approach to explore MOUD engagement between 2021-2022.

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Over 1.2 million Americans aged 13 years and older have been diagnosed with human immunodeficiency virus (HIV). While HIV incidence has been declining since 2017, the risk of HIV acquisition and transmission persists among persons who use drugs via injection drug use and unprotected sexual intercourse associated with substance use.

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Background: Despite potential benefit, outpatient use of topical ophthalmic anesthetics can result in poor healing, infection, scar, and blindness. An unbiased analysis of randomized controlled trials (RCTs) is needed to examine their effectiveness and safety compared with placebo or other treatments for corneal abrasions.

Methods: Cochrane Central Register of Controlled Trials, MEDLINE, Embase.

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Background: HIV burden in the US among people who inject drugs (PWID) is driven by overlapping syndemic factors such as co-occurring health needs and environmental factors that synergize to produce worse health outcomes among PWID. This includes stigma, poverty, and limited healthcare access (e.g.

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infection (CDI) threatens vulnerable populations in health care. Two-step testing improves specificity, avoiding over-treatment. This study analyzed inpatient records to estimate diagnostic outcomes and identify characteristics associated with treatment after discordant testing.

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Preexposure prophylaxis (PrEP) is underused in persons who use drugs and justice-involved persons. In an ongoing randomized controlled trial in 4 US locations comparing patient navigation versus mobile health unit on time to initiation of HIV medication or PrEP for justice-involved persons who use stimulants or opioids and who are at risk for or living with HIV, we assessed HIV risk factors, perceived HIV risk, and interest in PrEP. Participants without HIV (n = 195) were 77% men, 65% White, 23% Black, and 26% Hispanic; 73% reported a recent history of condomless sex, mainly with partners of unknown HIV status.

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Background: Hospitalization is a "reachable moment" for people who inject drugs (PWID), but preventive care including HIV testing, prevention and treatment is rarely offered within inpatient settings.

Methods: We conducted a multisite, retrospective cohort study of patients with opioid use disorder with infectious complications of injection drug use hospitalized between 1/1/2018-12/31/2018. We evaluated HIV care continuum outcomes using descriptive statistics and hypothesis tests for intergroup differences.

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Background: Persons with opioid use disorders who inject drugs (PWID) in the United States (US) face multiple and intertwining health risks. These include interference with consistent access, linkage, and retention to health care including medication for opioid use disorder (MOUD), HIV prevention using pre-exposure prophylaxis (PrEP), and testing and treatment for sexually transmitted infections (STIs). Most services, when available, including those that address substance misuse, HIV prevention, and STIs, are often provided in multiple locations that may be difficult to access, which further challenges sustained health for PWID.

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HIV prevention with antiretroviral medication in the form of pre-exposure prophylaxis (PrEP) offers a critical tool to halt the HIV pandemic. Barriers to PrEP access across drug types, formulations, and delivery systems share remarkable commonalities and are likely to be generalizable to future novel PrEP strategies. Appreciation of these barriers allows for planning earlier in the drug-development pathway rather than waiting for the demonstration of efficacy.

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Question: Among children with infectious conjunctivitis, what is the therapeutic efficacy of topical antibiotics, compared with placebo or no antibiotics, in conjunctival symptom-duration reduction?

Design: Randomized controlled trial (RCT) and meta-analysis (MA).

Setting: RCT: Primary health care in Oulu, Finland.

Participants: RCT: 6 months – 7 years with acute infective conjunctivitis.

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Purpose Of Review: Behaviors and practices associated with substance use contribute to lack of HIV virologic suppression and onward transmission. In the USA, many recent HIV outbreaks have been connected with substance use. Evidence-based strategies for integrating care of those at risk for and living with HIV and who use substances continue to evolve.

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Background: Despite potential analgesic benefits from topical ophthalmic amides and esters, their outpatient use has become of concern because of the potential for abuse and ophthalmic complications.

Objectives: To assess the effectiveness and safety of topical ophthalmic anesthetics compared with placebo or other treatments in persons with corneal abrasions.

Search Methods: We searched the Cochrane Central Register of Controlled Trials (CENTRAL); MEDLINE; Embase.

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Purpose: To summarize key findings from a Cochrane review of the benefits and safety of antibiotic therapy compared with placebo (or vehicle) for acute bacterial conjunctivitis.

Design: Systematic review and meta-analysis.

Methods: We included placebo-controlled randomized controlled trials (RCTs) that compared topical antibiotics with placebo.

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Objective: To evaluate the association between medication for opioid use disorder (MOUD) initiation and addiction consultation and outcomes for patients hospitalized with infectious complications of injecting opioids.

Method: This was a retrospective cohort study performed at four academic medical centers in the United States. The participants were patients who had been hospitalized with infectious complications of injecting opioids in 2018.

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Background: Stigma surrounding opioid use disorder (OUD) is a barrier to treatment. The use of stigmatizing language may be evidence of negative views toward patients.

Objective: We aimed to identify associations between language and clinical outcomes in patients admitted for infectious complications of OUD.

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Purpose: To evaluate the perception of physicians at satellite offices of a large academic ophthalmology department.

Methods: A survey was sent to the 32 physician faculty members working at the satellite offices in the Ophthalmology Department of the University of Michigan. The ophthalmologists answered 44 survey questions on staffing, wait times, physician satisfaction, patient satisfaction, compensation, administrative help, research, and operations management.

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Objective: To examine the microbial distribution and antimicrobial susceptibility of culture-positive microbial keratitis at a large tertiary referral center in the mid-Atlantic region of the United States.

Methods: Retrospective review of culture-positive microbial keratitis cases at the Wilmer Eye Institute from 2016 through 2020.

Results: Of the 474 culture-positive microbial keratitis cases, most were bacterial (N=450, 94.

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Background: Acute bacterial conjunctivitis is an infection of the conjunctiva and is one of the most common ocular disorders in primary care. Antibiotics are generally prescribed on the basis that they may speed recovery, reduce persistence, and prevent keratitis. However, many cases of acute bacterial conjunctivitis are self-limited, resolving without antibiotic therapy.

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Low HIV risk perception is a barrier to PrEP uptake, but few studies have examined risk perception and PrEP uptake among young men who have sex with men (YMSM). We performed a secondary analysis of data collected in 2016 from YMSM ages 16-25 in the Washington, DC metropolitan area who participated in a cross-sectional online survey that aimed to identify strategies for engaging YMSM in PrEP services. Of 188 participants, 115 (61%) were considered eligible for PrEP.

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Background: HIV pre-exposure prophylaxis (PrEP) persistence and adherence are critical to ending the HIV epidemic in the United States.

Setting: In 2017 National HIV Behavioral Surveillance, HIV-negative men who have sex with men (MSM) in 4 US cities completed a survey, HIV testing, and dried blood spots at recruitment.

Methods: We assessed 3 PrEP outcomes: persistence (self-reported PrEP use at any time in the past 12 months and had tenofovir, emtricitabine, or tenofovir diphosphate detected in dried blood spots), adherence at ≥4 doses/week (self-reported past-month PrEP use and tenofovir diphosphate concentration ≥700 fmol/punch), and adherence at 7 doses/week (self-reported past-month PrEP use and tenofovir diphosphate concentration ≥1250 fmol/punch).

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