Publications by authors named "Brennan M R Spiegel"

Several proton pump inhibitor (PPI) dosing regimens that vary by strength and frequency (once [Qday] or twice [BID] daily) are available to treat gastroesophageal reflux disease (GERD). We performed an updated systematic review and meta-analysis of randomized controlled trials (RCTs) assessing the impact of various PPI regimens on esophageal healing and GERD and heartburn symptoms. To identify relevant studies, we searched EMBASE and PubMed in January 2023, which yielded 1381 records.

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Objective: To enhance recruitment and participation rates of non-Hispanic Black (NHB) and Hispanic adult patients in a NIH-funded clinical trial studying an emerging health technology.

Data Sources And Study Setting: This study includes primary data collected in Los Angeles, California from November 2020 through November 2023.

Study Design: To improve the representation of NHB and Hispanic patients in a NIH-funded (NCT04409353) trial on virtual reality for chronic lower back pain (cLBP), we conducted a multi-phase study utilizing a mixed-method approach.

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Background And Objective: Half of patients with gastroesophageal reflux disease (GERD) experience persistent symptoms while on proton pump inhibitors (PPIs), thus driving efforts to develop novel adjunctive therapies for PPI-refractory GERD. An economic analysis was performed to establish at what cost and efficacy such potential medications are likely to become cost effective in clinical practice.

Methods: A Markov decision model was used to examine a hypothetical cohort of patients being evaluated for PPI-refractory GERD in the USA.

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Medical extended reality (MXR) has emerged as a dynamic field at the intersection of health care and immersive technology, encompassing virtual, augmented, and mixed reality applications across a wide range of medical disciplines. Despite its rapid growth and recognition by regulatory bodies, the field lacks a standardized taxonomy to categorize its diverse research and applications. This American Medical Extended Reality Association guideline, authored by the editorial board of the , introduces a comprehensive taxonomy for MXR, developed through a multidisciplinary and international collaboration of experts.

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The increasing need for mental health support and a shortage of therapists have led to the development of the eXtended-reality Artificial Intelligence Assistant (XAIA). This platform combines spatial computing, virtual reality (VR), and artificial intelligence (AI) to provide immersive mental health support. Utilizing GPT-4 for AI-driven therapy, XAIA engaged participants with mild-to-moderate anxiety or depression in biophilic VR environments.

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Introduction: There is limited research examining the biopsychosocial impact of cyclic vomiting syndrome (CVS) on patients. This study aims to assess individuals' experiences, fears, and concerns associated with CVS and the impact of CVS on their daily lives.

Methods: We employed social netnography to analyze publicly available posts related to CVS that were identified from six US online forums and Twitter.

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Background: Perianal fistulae can undermine physical, emotional, and social well-being in patients with Crohn's disease and are challenging to manage. Social media offers a rich opportunity to gain an in-depth understanding of the impact of perianal fistulae on patients' daily lives outside of controlled environments. In this study, we conducted social media analytics to examine patients' experiences with perianal fistulae and assessed the impact of perianal fistulae on patients' behavior and overall well-being.

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Unlabelled: We used conjoint analysis-a method that assesses complex decision making-to quantify patients' choices when selecting an osteoporosis therapy. While 60% of people prioritized medication efficacy when deciding among treatments, the remaining 40% highly valued factors other than efficacy, suggesting the need for personalized shared decision-making tools.

Introduction: In this study, we aimed to examine patient decision-making surrounding osteoporosis medications using conjoint analysis.

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Introduction: We investigated the efficacy and safety of virtual reality (VR) for functional dyspepsia.

Methods: Patients were randomized 2:1 between active vs sham VR. Symptoms were assessed using the Patient Assessment of Gastrointestinal Disorders-Symptom Severity Index (PAGI-SYM) over 2-week.

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Background: Patients with inflammatory bowel disease (IBD) are at increased risk of infections, bone fractures, and skin cancers.

Objective: We developed preventive health videos using a patient-centered approach and tested their impact on preventive health uptake.

Methods: Five animated videos explaining preventive health recommendations in IBD were iteratively developed with patient-centered focus groups and interviews.

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Background & Aims: The estimated prevalence of irritable bowel syndrome (IBS) using Rome IV criteria in the United States (US) ranges from 4.7% to 5.3%, although these estimates arise from studies with relatively small sample sizes.

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Introduction: Chronic idiopathic constipation (CIC) and opioid-induced constipation (OIC) are disorders that negatively affect quality of life. We sought to assess the prevalence, symptom severity, and medication use among people with Rome IV CIC, OIC, and opioid-exacerbated constipation (OEC) using a nationally representative data set with nearly 89,000 people in the United States.

Methods: From May 3, 2020, to June 24, 2020, we recruited a representative sample of people in the United States ≥ 18 years to complete an online national health survey.

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We compared the effectiveness of physician-directed clinical decision support (CDS) administered via electronic health record versus patient-directed education to promote the appropriate use of opioids by conducting a cluster-randomized trial involving 82 primary care physicians and 951 of their patients with chronic pain. Primary outcomes were satisfaction with patient-physician communication consumer assessment of health care providers and system clinician and group survey (CG-CAHPS) and pain interference patient-reported outcomes measurement information system. Secondary outcomes included physical function (patient-reported outcomes measurement information system), depression (PHQ-9), high-risk opioid prescribing (>90 morphine milligram equivalents per day [≥90 mg morphine equivalent/day]), and co-prescription of opioids and benzodiazepines.

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Introduction: Labor represents the most common reason for hospitalization, and most patients will use some form of pain management during their labor. While some studies have suggested that virtual reality (VR) may be an effective option for managing pain, more study is necessary to understand the patient experience of VR. The aim of this study is to characterize the effect of VR on patient perceptions of coping in labor and their descriptions of the VR experience.

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Background: In Crohn's disease, combination therapy with infliximab and azathioprine is more effective than either drug alone but is associated with a higher risk of therapy-related complications. Though therapy de-escalation can reduce risks and save costs, it is associated with a risk of Crohn's disease relapse.

Aims: We aimed to study the cost-effectiveness of de-escalation strategies in Crohn's disease patients in remission on infliximab and azathioprine.

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Background: Multiple biologics are available to treat inflammatory bowel disease (IBD), which can either be administered subcutaneously or intravenously. The factors that determine patients' preferences for SC/IV administration in IBD are largely unknown. This study aims to elucidate how IBD patients trade off between medications' route of administration and other medication characteristics and to understand what drives patients' preferences.

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Purpose: Interstitial cystitis/bladder pain syndrome is a debilitating chronic condition that disproportionately affects women at a ratio of 5:1. We sought to capture women's experiences with interstitial cystitis/bladder pain syndrome by conducting a large-scale digital ethnographic analysis of anonymous posts on Internet forums.

Materials And Methods: Online posts were identified using condition-specific keywords and data mining extraction services.

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Article Synopsis
  • The study aimed to enhance shared decision-making (SDM) between patients with inflammatory bowel disease (IBD) and their healthcare providers using an interactive decision aid called IBD&me, compared to a standard biologics fact sheet.
  • A total of 152 patients participated, with no significant differences in patient perceptions of SDM between those using IBD&me and those using the fact sheet, although both resources received high satisfaction ratings.
  • The study concluded that while both tools were well-received, further research is needed, especially focusing on patients who haven't yet tried biologic treatments, to assess the effectiveness of interactive elements in decision aids.
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Introduction: To broadly disseminate 5 user-centered educational videos for patients with inflammatory bowel disease and their family and friends on social media.

Methods: Relevant social media users were iteratively identified based on their online behavior. For each video, 2 different accompanying texts were tested.

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Background & Aims: In 2021, the US Preventive Services Task Force lowered the colorectal cancer (CRC) screening age to 45 years. We used conjoint analysis, a method that assesses complex decision making, to update our understanding on people's CRC screening test preferences in the context of new guidelines.

Methods: We conducted a conjoint analysis survey among unscreened individuals ≥40 years at average risk for CRC to determine the relative importance of screening test attributes in their decision making (eg, modality, effectiveness at reducing CRC risk, bowel prep).

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Although many people prefer fecal immunochemical test (FIT) over colonoscopy due to its noninvasive nature, it is unclear whether FIT would still be preferred for colorectal cancer (CRC) screening if they were explicitly informed that + FIT requires follow-up colonoscopy. To address this gap, we administered two conjoint analysis surveys-one that explained the need for a follow-up colonoscopy after + FIT while the other did not-to a US nationwide sample of Americans and then assessed whether there were differences in colonoscopy/FIT preferences between cohorts. We recruited adults ≥ 40yo who had not undergone CRC screening via an online survey research firm.

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This cross-sectional study uses US vital statistics data to evaluate alcohol use disorder–related mortality rates from 2012 to 2021, with a focus on trends during the COVID-19 pandemic.

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Introduction: Although gut-directed psychotherapies are effective for irritable bowel syndrome (IBS), they are rarely prescribed, given a paucity of trained clinicians. Virtual reality (VR) offers a solution by allowing patients to self-practice these techniques in a standardized manner.

Methods: A multidisciplinary team developed IBS/VR, a program that transports users into immersive VR worlds that teach patients about the brain-gut axis, cognitive behavioral therapy, and gut-directed meditation.

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