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Dive into the research topics where Frederick North is active.

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Featured researches published by Frederick North.


Journal of the American Medical Informatics Association | 2013

Patient-generated secure messages and eVisits on a patient portal: are patients at risk?

Frederick North; Sarah J. Crane; Robert J. Stroebel; Stephen S. Cha; Eric S. Edell; Sidna M. Tulledge-Scheitel

BACKGROUND Patient portals are becoming increasingly common, but the safety of patient messages and eVisits has not been well studied. Unlike patient-to-nurse telephonic communication, patient messages and eVisits involve an asynchronous process that could be hazardous if patients were using it for time-sensitive symptoms such as chest pain or dyspnea. METHODS We retrospectively analyzed 7322 messages (6430 secure messages and 892 eVisits). To assess the overall risk associated with the messages, we looked for deaths within 30 days of the message and hospitalizations and emergency department (ED) visits within 7 days following the message. We also examined message content for symptoms of chest pain, breathing concerns, and other symptoms associated with high risk. RESULTS Two deaths occurred within 30 days of a patient-generated message, but were not related to the message. There were six hospitalizations related to a previous secure message (0.09% of secure messages), and two hospitalizations related to a previous eVisit (0.22% of eVisits). High-risk symptoms were present in 3.5% of messages but a subject line search to identify these high-risk messages had a sensitivity of only 15% and a positive predictive value of 29%. CONCLUSIONS Patients use portal messages 3.5% of the time for potentially high-risk symptoms of chest pain, breathing concerns, abdominal pain, palpitations, lightheadedness, and vomiting. Death, hospitalization, or an ED visit was an infrequent outcome following a secure message or eVisit. Screening the message subject line for high-risk symptoms was not successful in identifying high-risk message content.


Proceedings of the 2011 iConference on | 2011

Personal Health Records (PHR) and the future of the physician-patient relationship

Aaron Baird; Frederick North; T. S. Raghu

We provide early evidence that healthcare consumers plan to play a more active role in their healthcare through the use of a patient-centric information tool---the Personal Health Record (PHR). We assess consumer attitudes, values, and beliefs of PHRs through the use of a focus group and further analyze the intention to adopt a PHR through the use of a survey based on the adoption of innovations model by Rogers [38]. We find that while barriers to PHR adoption exist---such as concerns about privacy, security and the lack of visible use of PHRs by others within immediate social groups---intention to use PHRs are high within our sample. This suggests that active consumer involvement in healthcare may be on the rise and, more importantly, that information may become a key mediator in the physician-patient relationship. While our findings are based on pilot studies consisting of relatively small sample sizes and subject to limited generalizability, these results do suggest that consumer empowerment has the potential to fundamentally alter traditional physician-patient paradigms.


Journal of Telemedicine and Telecare | 2014

Integration of e-consultations into the outpatient care process at a tertiary medical centre

Frederick North; Lorraine D Uthke; Sidna M. Tulledge-Scheitel

An e-consultation is an asynchronous consultation performed by a specialist without a face-to-face patient visit. E-consultations have been available to primary care providers at the Mayo Clinic for several years. We reviewed e-consultations performed by specialists at the Mayo Clinic for the first six months of 2013. We included only “internal” e-consultations, originating from within the Rochester practice. During the study period a total of 3242 e-consultations were completed at the Mayo Clinic. After excluding those relating to patients who did not give research consent, 3008 e-consultations remained. We categorized our internal e-consultations into eight types. The most frequently used types were the first e-consultation processes to be implemented: the primary care to specialist e-consultation and the specialist to specialist e-consultation, accounting for 74% of the total. As these two types of e-consultation became widely used, the staff discovered that the e-consultation process could be adapted to meet specific practice needs and six more e-consultation types emerged. For example, intra-specialty e-consultations and surgical e-consultations accounted for 16% of the total. E-consultations appear to have improved access to specialists, and they are integrated into care processes when timely expert opinions are needed. As e-consultations evolve, it will be important to develop a standard, well-defined terminology to compare outcomes of these processes across practices.


American Journal of Hospice and Palliative Medicine | 2009

Advance care planning in the primary care setting: a comparison of attending staff and resident barriers.

Ericka E. Tung; Frederick North

Advance directive completion rates remain poor in the ambulatory setting. The purpose of this study was to explore and contrast staff provider and resident physicians’ experiences with advance care planning (ACP) and to identify barriers to this process in the primary care setting. A 17-item survey was administered to staff primary care providers and categorical internal medicine residents. Staff providers were more likely to discuss ACP after prompting from patients’ family members (P < .02) or after a change in health status (P < .02) and were more likely to believe that non-physician members of the care team should counsel patients about ACP. The majority of respondents cited system-based barriers as major obstacles to ACP. Strategies aimed at systematizing the ACP process for both patients and providers are needed.


Journal of the American Medical Informatics Association | 2011

Patient portal doldrums: does an exam room promotional video during an office visit increase patient portal registrations and portal use?

Frederick North; Barbara K. Hanna; Sarah J. Crane; Steven A. Smith; Sidna M. Tulledge-Scheitel; Robert J. Stroebel

The patient portal is a web service which allows patients to view their electronic health record, communicate online with their care teams, and manage healthcare appointments and medications. Despite advantages of the patient portal, registrations for portal use have often been slow. Using a secure video system on our existing exam room electronic health record displays during regular office visits, the authors showed patients a video which promoted use of the patient portal. The authors compared portal registrations and portal use following the video to providing a paper instruction sheet and to a control (no additional portal promotion). From the 12,050 office appointments examined, portal registrations within 45 days of the appointment were 11.7%, 7.1%, and 2.5% for video, paper instructions, and control respectively (p<0.0001). Within 6 months following the interventions, 3.5% in the video cohort, 1.2% in the paper, and 0.75% of the control patients demonstrated portal use by initiating portal messages to their providers (p<0.0001).


Journal of Telemedicine and Telecare | 2009

A retrospective study of adult telephone triage calls in a US call centre

Frederick North; Prathibha Varkey

We conducted a retrospective study of symptom assessment calls for adult patients at a US call centre, Ask Mayo Clinic. A total of 27,979 symptom assessment calls were received from July 2006 to June 2007. Calls concerning female patients predominated in all age groups and accounted for 71% of calls, but decreased significantly with increasing age. The average duration of an adult call was 10 min, and the duration increased with increasing age of the adult patient. The greatest frequency (8%) of calls were related to symptoms of abdominal pain, followed in frequency by skin problems (6%), pregnancy-related issues (6%), cold symptoms (4%), and chest pain or chest discomfort (4%). Surrogate calls accounted for 14% of adult calls but the proportion was significantly higher (40%) if the patients age was 80 years or greater. Call centres should recognize the sex- and age-related trends in calls and adjust the training of their registered nurses accordingly.


Journal of Telemedicine and Telecare | 2015

Internal e-consultations in an integrated multispecialty practice: a retrospective review of use, content, and outcomes

Frederick North; Lorraine D Uthke; Sidna M. Tulledge-Scheitel

E-consultations are being offered within clinic walls as an option for specialist advice without a face-to-face consultation appointment. In a six month time frame, nearly 100% of primary care internists and family medicine providers in a multispecialty practice had used an e-consultation at least once. Specialists also used e-consultations for advice from other specialists. E-consultations were often questions about interpreting images or laboratory tests, or questions about management of chronic conditions such as osteoporosis, hypertension, or headaches. Although e-consultations were offered as an alternative to face-to-face specialty consultations, 1,111 of 5,334 e-consultations eventually did receive face-to-face appointments in the same specialty. Within 30 days of the e-consultation 11.5% had a specialty face-to-face visit and 17.7% had seen a specialist face-to-face within 90 days of the e-consultation. The conversions of e-consultations to face-to-face consultations depended on the specialty providing the e-consultation (fewer for gastroenterology and infectious disease), patient distance from the clinic (fewer for international patients and those living greater than 800 kilometers from the clinic), and experience of specialist responding to the e-consultation (lower conversions for specialists providing 15 or more e-consultations).


Telemedicine Journal and E-health | 2012

Should You Search the Internet for Information About Your Acute Symptom

Frederick North; William J. Ward; Prathibha Varkey; Sidna M. Tulledge-Scheitel

OBJECTIVE To determine if symptom-related Web sites give sufficient information for users to seek urgent care when warranted. MATERIALS AND METHODS We reviewed 120 Web sites (15 sites for each of eight acute symptoms). Symptom-related sites were identified with Google, Yahoo!®, and Bing™ searches and focused on potentially hazardous symptoms such as chest pain, shortness of breath, abdominal pain, and syncope. We reviewed each symptom-related site for the presence of critical symptom indicators (key symptom characteristics and associated factors) that triage the user to urgent care. RESULTS Of the 120 sites reviewed, 41 (33%) contained no critical symptom indicators. No site contained a complete set of critical symptom indicators. Overall, out of the 1,020 total critical symptoms searched for in the sites, we only found 329 (32%). When present, critical symptom indicators were found on the top half of the first page of the site in only 34%. Specific recommendations for further care were absent in 42% of the cases where critical symptom indicators were identified. CONCLUSIONS Symptom-related sites ranked highly by major search engines lack much of the information needed to make a decision about whether a symptom needs urgent attention. When present, this information is usually not located where users can rapidly access it and often lacks prescriptive guidance for users to seek care. Until more sites contain at least minimal triage advice, relying on an Internet search to help determine the urgency of a symptom could be risky.


Aging and Disease | 2015

Patient-Reported Geriatric Symptoms as Risk Factors for Hospitalization and Emergency Department Visits

Anupam Chandra; Sarah J. Crane; Ericka E. Tung; Gregory J. Hanson; Frederick North; Stephen S. Cha; Paul Y. Takahashi

There is an urgent need to identify predictors of adverse outcomes and increased health care utilization in the elderly. The Mayo Ambulatory Geriatric Evaluation (MAGE) is a symptom questionnaire that was completed by patients aged 65 years and older during office visits to Primary Care Internal Medicine at Mayo Clinic in Rochester, MN. It was introduced to improve screening for geriatric conditions. We conducted this study to explore the relationship between self-reported geriatric symptoms and hospitalization and emergency department (ED) visits within 1 year of completing the survey. This was a retrospective cohort study of patients who completed the MAGE from April 2008 to December 2010. The primary outcome was an ED visit or hospitalization within 1 year. Predictors included responses to individual questions in the MAGE. Data were obtained from the electronic medical record and administrative records. Logistic regression analyses were performed from significant univariate factors to determine predictors in a multivariable setting. A weighted scoring system was created based upon the odds ratios derived from a bootstrap process. The sensitivity, specificity, and AUC were calculated using this scoring system. The MAGE survey was completed by 7738 patients. The average age was 76.2 ± 7.68 years and 57% were women. Advanced age, a self-report of worse health, history of 2 or more falls, weight loss, and depressed mood were significantly associated with hospitalization or ED visits within 1 year. A score equal to or greater than 2 had a sensitivity of 0.74 and specificity of 0.45. The calculated AUC was 0.60. The MAGE questionnaire, which was completed by patients at an outpatient visit to screen for common geriatric issues, could also be used to assess risk for ED visits and hospitalization within 1 year.


Nicotine & Tobacco Research | 2010

A pilot study to assess smokeless tobacco use reduction with varenicline

Jon O. Ebbert; Ivana T. Croghan; Frederick North; Darrell R. Schroeder

INTRODUCTION Long-term smokeless tobacco (ST) use is known to increase the risk for oropharyngeal cancer, heart attack, and stroke. Extant literature on cigarette smokers suggests that smoking reduction increases smoking abstinence among smokers not interested in quitting. Similarly, a reduction strategy may reduce ST exposure and increase ST abstinence rates among ST users not interested in quitting. METHODS We conducted a pilot study to obtain preliminary data on the use of 12 weeks of varenicline as a tobacco reduction strategy among ST users not interested in quitting. RESULTS We enrolled 20 male ST users with a mean age of 42.8 ± 11.7 years who used an average of 3.9 ± 1.7 cans/pouches per week for 18.6 ± 8.6 years. At end of treatment (12 weeks), 60% (12/20) of subjects reduced their ST use by ≥ 50% and 15% (3/20) were biochemically confirmed abstinent from tobacco. At end of study (6 months), 50% (10/20) reduced by ≥ 50% of baseline use and 10% (2/20) were biochemically confirmed abstinent from tobacco. Varenicline reduced ST satisfaction, reward, and craving. Among subjects able to reduce ST, all subjects reported that reduction increased motivation and confidence in being able to maintain reduction and quit. The most common side effects were sleep disturbance (25%) and nausea (15%). DISCUSSION Varenicline may be effective in reducing ST use and achieving ST abstinence among ST users with no plans to quit but who are interested in reducing their ST use.

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