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Biomedical subjects

Ruth S Weinstock

Publications and source records attributed to Ruth S Weinstock.

At least 19 recordsLinked to original sources

The management of type 1 diabetes in adults. The updated 2026 consensus report by the American Diabetes Association (ADA) and the European Association for the Study of Diabetes (EASD).

This 2026 consensus report from the European Association for the Study of Diabetes (EASD) and the American Diabetes Association (ADA) builds on the 2021 consensus report to provide guidance for managing type 1 diabetes in adults. Reflecting the rapid advances in the field, this update places particular emphasis on the integration of new technologies, while all sections have been revised to incorporate new evidence, advances in clinical practice and novel therapies, including interventions to delay the onset of stage 3 type 1 diabetes. It also broadens its scope to screening for long-term diabetes complications, and the management of obesity and cardiovascular risk factors. Psychosocial care and diabetes self-management education and support (DSMES) remain key elements. The report was developed using the Accurate Consensus Reporting Document (ACCORD) framework. The guidance aligns with the current ADA 'Standards of Care in Diabetes' (Standards of Care) and relevant EASD and ADA documents and aims to support clinicians globally in delivering high-quality, personalised care for adults with type 1 diabetes, with recommendations that can be adapted across diverse healthcare systems and resource settings.

Adjunctive therapy↗

The Management of Type 1 Diabetes in Adults. The Updated 2026 Consensus Report by the American Diabetes Association (ADA) and the European Association for the Study of Diabetes (EASD).

This 2026 consensus report from the European Association for the Study of Diabetes (EASD) and the American Diabetes Association (ADA) builds on the 2021 consensus report to provide guidance for managing type 1 diabetes in adults. Reflecting the rapid advances in the field, this update places particular emphasis on the integration of new technologies, while all sections have been revised to incorporate new evidence, advances in clinical practice, and novel therapies, including interventions to delay the onset of stage 3 type 1 diabetes. It also broadens its scope to screening for long-term diabetes complications, and the management of obesity and cardiovascular risk factors. Psychosocial care and diabetes self-management education and support (DSMES) remain key elements.

Journal Article↗

Extended Use of the Omnipod 5 Automated Insulin Delivery System in Adults With Type 1 Diabetes: 12-Month Extension of a Randomized Controlled Trial.

BACKGROUND: The Omnipod 5 Automated Insulin Delivery (AID) System is safe and effective for individuals managing Type 1 diabetes (T1D). Longer-term studies may provide additional evidence of sustained effectiveness and safety of AID system use in T1D. METHODS: This 12-month extension study was conducted following a multicenter randomized controlled trial (RCT) where participants used either AID (Omnipod 5) or standard therapy (current non-automated pump therapy) for 13&#x2009;weeks. Participants in France (n&#x2009;=&#x2009;76) could transition to or continue with AID for an additional 12&#x2009;months. Glycemic, safety, and psychosocial outcomes during or at the end of the extension phase were compared with baseline or end of RCT, as appropriate. RESULTS: Seventy-five participants enrolled in the extension phase. From RCT baseline to the end of the extension phase, time in range 70-180&#x2009;mg/dL increased by 17.9% (p&#x2009;<&#x2009;0.0001) or 4.3&#x2009;h/day to 62.3%. Time above range&#x2009;>&#x2009;180&#x2009;mg/dL and mean sensor glucose decreased by 17.7% and 27.8&#x2009;mg/dL (both p&#x2009;<&#x2009;0.0001), respectively. HbA1c decreased from 8.33% to 7.18% (-1.14%; p&#x2009;<&#x2009;0.0001). Glycemic improvements were maintained for those continuing with AID from the RCT intervention group and for those transitioning to AID from standard therapy. Diabetes Quality of Life-brief and Hypoglycemia Confidence Scale scores were maintained or improved at 6 and 12&#x2009;months compared to RCT baseline. Adverse events were infrequent (12 per 100 person-years). CONCLUSIONS: Findings support the RCT results, demonstrating safety and sustained improvements in glycemic and psychosocial outcomes with the Omnipod 5 System in adults in France with T1D over 12&#x2009;months. TRIAL REGISTRATION: ClinicalTrials.gov NCT05409131.

Humans↗

Development, validation, and use of English and Spanish versions of the telemedicine satisfaction and usefulness questionnaire.

OBJECTIVES: To describe the development and validation of low literacy English and Spanish versions of the 26-item Telemedicine Satisfaction and Usefulness Questionnaire (TSUQ), report telemedicine satisfaction and usefulness ratings of urban and rural participants in the Informatics for Diabetes Education and Telemedicine (IDEATel) project, and explore relationships between utilization and perceptions of satisfaction and usefulness. METHODS: Data sources included TSUQ, utilization data from IDEATel log files, and sociodemographic data from the annual IDEATel interview. Psychometric analyses were conducted to examine the reliability and validity of TSUQ. Data were analyzed using descriptive, correlational techniques. RESULTS: The principal components factor analysis extracted two factors (Video Visits, alpha=.96, and Use and Impact, alpha=.92) that explained 63.6% of the variance in TSUQ satisfaction scores. All satisfaction and usefulness items had mean scores of greater than 4 on a 5-point scale. Those from urban areas reported significantly higher ratings on both factors than rural participants as did those who did not know how to use a computer at baseline. Mean frequency of utilization of IDEATel components was highest for blood sugar testing followed by web site for reviewing results, blood pressure testing, video visits, and ADA educational Web pages. Associations between utilization and perceptions of satisfaction and usefulness varied among IDEATel components. CONCLUSION: Psychometric analyses support the construct validity and internal consistency reliability of TSUQ, which is available in both English and Spanish at a readability level of 8th grade. Both rural and urban participants reported high levels of satisfaction and found all IDEATel components useful. Further work is needed to examine the relationships between utilization and perceptions of satisfaction and usefulness and to explore the effects of location (urban versus rural) and ethnicity on satisfaction with telemedicine services.

Diabetes Mellitus↗

Post-traumatic stress disorder and diabetes: co-morbidity and outcomes in a male veterans sample.

The purpose of this study was to assess the prevalence and correlates of comorbid diabetes and Post-Traumatic Stress disorder(PTSD)and potential relationships between PTSD and diabetes outcomes. Male patients enrolled in a VA primary care database (N = 73,270) were classified as having diabetes from pharmacy records (N = 14,438) and grouped into those with diagnoses of PTSD with depression (N = 649), PTSD-only (N = 480), Depression-only (N = 1696), Other psychiatric diagnosis (N = 736), or No psychiatric diagnosis (N = 10,877) based on the Purpose of Visit diagnoses in the medical record. Outcomes included glycemic control (HbA1c), cholesterol and triglycerides. Correlates were age, substance use disorder, other psychiatric diagnosis, number of primary care encounters, and medications. The prevalence of comorbid diabetes and PTSD was 8% (n = 1129). Of these, 57% (n = 649) had comorbid depression. Patients with PTSD and depression had higher rates of substance use disorder and higher cholesterol and LDL. Patients with depression had poorer glycemic control. Patients with PTSD and depression weighed more and had higher BMI than patients with neither diagnosis. Thus, male diabetes patients with PTSD and depression may be vulnerable to substance use disorders and to weight/lipid problems that can affect health. Depression is a likely contributor to poor glycemic control. Careful screening for mental health comorbidities is needed for diabetes patients.

Aged↗

Ambulatory pulse pressure and progression of urinary albumin excretion in older patients with type 2 diabetes mellitus.

We studied whether ambulatory blood pressure monitoring added to office blood pressure in predicting progression of urine albumin excretion over 2 years of follow-up in a multiethnic cohort of older people with type-2 diabetes mellitus. Participants in the Informatics for Diabetes Education and Telemedicine study underwent a baseline evaluation that included office and 24-hour ambulatory blood pressure measurement and a spot urine measurement of albumin-to-creatinine ratio (ACR). Measurements of albumin-to-creatinine ratio were repeated 1 and 2 years later. In bivariate analyses, ambulatory 24-hour pulse pressure was the blood pressure variable most strongly associated with follow-up ACR. Repeated-measures mixed linear models (n = 1040) were built adjusting for baseline ACR ratio, clustered randomization, time to follow-up, and multiple covariates. When both were entered into the model, ambulatory 24-hour pulse pressure and office pulse pressure were independently associated with follow-up ACR (beta [SE] = 0.010 [0.002], P < 0.001, and 0.004 [0.001], P = 0.002, respectively). Cox proportional hazards models examined associations with progression of albuminuria in 954 participants without macroalbuminuria at baseline, adjusting for all of the covariates independently associated with follow-up ACR in mixed linear models. Ambulatory 24-hour pulse pressure, but not office pulse pressure, was independently associated with progression of albuminuria (P = 0.015 and 0.052, respectively). The adjusted hazards ratio (95% CI) per each 10-mm Hg increment in ambulatory pulse pressure was 1.23 (1.04 to 1.42). In conclusion, ambulatory pulse pressure may provide additional information to predict progression of albuminuria in elderly diabetic subjects above and beyond office blood pressure.

Aged↗

Office and ambulatory blood pressure are independently associated with albuminuria in older subjects with type 2 diabetes.

Blood pressure strongly predicts microalbuminuria and later progression to renal failure in people with diabetes. Ambulatory blood pressure monitoring seems to be superior to office blood pressure in predicting progression to microalbuminuria in type 1 diabetes. The associations of ambulatory blood pressure with office blood pressure and microalbuminuria in type 2 diabetes remain unclear. We studied the association of office blood pressure taken with an automated device and ambulatory blood pressure with spot urine albumin:creatinine ratio in 1180 older people with type 2 diabetes participating in the Informatics for Diabetes Education and Telemedicine Study. Office and awake systolic blood pressure were independently associated with albuminuria (P<0.001 for both) in a multivariate linear regression analysis that adjusted for age, gender, duration of diabetes, hemoglobin A1c, number of antihypertensive medications, and use of an angiotensin-converting enzyme inhibitor or angiotensin receptor blocker. Twelve percent of participants had well-controlled office blood pressure but not ambulatory blood pressure, whereas 14% had well-controlled ambulatory but not office blood pressure. The prevalence of microalbuminuria and macroalbuminuria in these subgroups was intermediate between those with well-controlled or uncontrolled blood pressure by both methods. We found, in a multiethnic group of older subjects with type 2 diabetes, that office systolic blood pressure and awake systolic ambulatory blood pressure exhibited independent associations with degree of albuminuria.

Aged↗

Recruitment and enrollment of rural and urban medically underserved elderly into a randomized trial of telemedicine case management for diabetes care.

Our goal was to identify reasons for enrollment or refusal to participate in a randomized trial of telemedicine case management of diabetes. We performed a prospective survey of participants and non-participants during recruitment for the Informatics for Diabetes Education and Telemedicine (IDEATel) study, a randomized trial of telemedicine case management of diabetes mellitus in medically underserved elderly. There were two recruitment areas: urban New York City, and rural upstate New York. A Participant Questionnaire (PQ) was administered at the baseline IDEATel visit, and a Non-Participant Questionnaire (NPQ) was administered during the recruitment telephone call. Both questionnaires listed possible responses; subjects could choose more than one response or give their own. Of 1,660 IDEATel participants, 99.7% completed the PQ. Most frequent reason for participation was the belief that the technology could help them (52% and 42% of urban and rural respondents, respectively). Of the 2,231 subjects refusing participation, 28% answered the NPQ (90% of respondents were from rural area). Most frequent reasons not to participate in the rural area were being too busy (23%), and discomfort with the technology (22%), and in the urban area the belief that the technology could not help them (71%), discomfort with it (52%), and not liking to participate in studies (52%). In multivariate analysis (rural respondents only), knowing how to use a computer was an independent predictor of participation (p < 0.001). In conclusion, perceptions and beliefs regarding technology, including the expectation to benefit from it, played an important role in the decision to participate.

Aged↗

Depression and glycemic control in elderly ethnically diverse patients with diabetes: the IDEATel project.

OBJECTIVE: The purpose of the study was to investigate the effect of comorbid depression on glycemic control and on response to a telemedicine case management intervention for elderly, ethnically diverse diabetic patients. RESEARCH DESIGN AND METHODS: Medicare beneficiaries in underserved areas were participants (n = 1,665) in the Informatics for Diabetes Education and Telemedicine (IDEATel) project and randomized to a telemedicine case management intervention or usual care. The data analyzed include baseline demographics (age, sex, race/ethnicity, marital status, insulin use, years of education, years of diabetes, and pack-years smoked) and measures of glycemic control (HbA(1c) [A1C]), comorbidity, diabetes symptom severity, functional disability and depression, and 1-year (n = 1,578) A1C. The association between depression and glycemic control was analyzed cross-sectionally and prospectively. RESULTS: At baseline, there was a significant correlation between depression and A1C and a trend for depression to predict A1C when other factors were controlled. However, in prospective analyses, depression did not predict change in A1C, either in the control or intervention group. CONCLUSIONS: In this large sample of elderly diabetic patients, a weak relationship between depression and A1C was found, but depression did not prospectively predict change in glycemic control. Thus, there is no evidence that depression should be used to exclude patients from interventions. Also, we should evaluate the impact of depression on outcomes other than glycemic control.

Activities of Daily Living↗

Ezetimibe/simvastatin vs atorvastatin in patients with type 2 diabetes mellitus and hypercholesterolemia: the VYTAL study.

OBJECTIVE: To compare the efficacy and safety of the recommended usual starting and next highest doses of ezetimibe/ simvastatin and atorvastatin in patients with type 2 diabetes mellitus and hypercholesterolemia. PATIENTS AND METHODS: This double-blind, multicenter study (June 22 to December 7, 2005) consisted of adult patients randomized to the recommended usual starting (ezetimibe/simvastatin, 10/20 mg/d, vs atorvastatin, 10 or 20 mg/d) or next highest (ezetimibe/simvastatin, 10/40 mg/d, vs atorvastatin, 40 mg/d) doses. Efficacy end points included percent changes from baseline in low-density lipoprotein cholesterol (LDL-C) levels (primary) and proportion of patients attaining LDL-C levels less than 70 mg/dL (secondary). RESULTS: A total of 1229 patients participated in the study. Significantly greater mean reductions were found in LDL-C levels with ezetimibe/simvastatin, 10/20 mg/d (-53.6%; 95% confidence interval [CI], -55.4% to -51.8%), than with atorvastatin, 10 mg/d (-38.3%; 95% CI, -40.1% to -36.5%; P < .001) or 20 mg/d (-44.6%; 95% CI, -46.4% to -42.8%; P < .001), and with ezetimibe/simvastatin, 10/40 mg/d (-57.6%; 95% CI, -59.4% to -55.8%), vs atorvastatin, 40 mg/d (-50.9%; 95% CI, -52.7% to -49.1%; P < .001). Ezetimibe/simvastatin was also superior to atorvastatin in attainment of LDL-C levels less than 70 mg/dL (P < .001 for all dose comparisons). Significantly better improvements with ezetimibe/simvastatin than with atorvastatin (P < or = .001) were observed for total cholesterol, high-density lipoprotein cholesterol, and non-high-density lipoprotein cholesterol. Ezetimibe/ simvastatin, 10/20 mg/d, reduced high-sensitivity C-reactive protein and triglyceride levels significantly more than atorvastatin, 10 mg/d (P = .02), with comparable reductions at other doses. Incidences of clinical adverse events, including serious drug-related and prespecified gastrointestinal-, gallbladder-, and hepatitis-related allergic reactions or rash events, and laboratory adverse events, including repeated elevation of hepatic transaminases or creatine kinase levels, were similar for both treatments. CONCLUSION: Ezetimibe/simvastatin provided additional lipid-modifying benefits over atorvastatin monotherapy at the recommended usual starting and next highest doses in patients with type 2 diabetes. Both treatments were generally well tolerated.

Adolescent↗

The metabolic syndrome: concepts and controversy.

The metabolic syndrome is an insulin-resistant state characterized by a cluster of cardiovascular risk factors, including various combinations of abdominal obesity, glucose intolerance, hypertension, and atherogenic dyslipidemia (elevated triglyceride values, low high-density lipoprotein cholesterol levels, and small dense low-density lipoprotein cholesterol particles). The current epidemic of obesity and physical inactivity has led to an increased prevalence of this disorder. In this review, we discuss the history and pathogenesis of the metabolic syndrome, the controversy regarding the appropriateness of considering it a distinct diagnosis, and the importance of lifestyle modification in its prevention and treatment. The need for all cardiovascular risk factors to be treated, whether or not they are components of the metabolic syndrome, is emphasized. Recent discussions in the literature regarding the continued use of the term metabolic syndrome should be considered a healthy academic debate that hopefully will stimulate Ideas and innovative research to improve patient care.

Humans↗

A randomized trial comparing telemedicine case management with usual care in older, ethnically diverse, medically underserved patients with diabetes mellitus.

BACKGROUND: Telemedicine is a promising but largely unproven technology for providing case management services to patients with chronic conditions who experience barriers to access to care or a high burden of illness. METHODS: The authors conducted a randomized, controlled trial comparing telemedicine case management to usual care, with blinding of those obtaining outcome data, in 1,665 Medicare recipients with diabetes, aged 55 years or greater, and living in federally designated medically underserved areas of New York State. The primary endpoints were HgbA1c, blood pressure, and low-density lipoprotein (LDL) cholesterol levels. RESULTS: In the intervention group (n = 844), mean HgbA1c improved over one year from 7.35% to 6.97% and from 8.35% to 7.42% in the subgroup with baseline HgbA1c > or =7% (n = 353). In the usual care group (n = 821) mean HgbA1c improved over one year from 7.42% to 7.17%. Adjusted net reductions (one-year minus baseline mean values in each group, compared between groups) favoring the intervention were as follows: HgbA1c, 0.18% (p = 0.006), systolic and diastolic blood pressure, 3.4 (p = 0.001) and 1.9 mm Hg (p < 0.001), and LDL cholesterol, 9.5 mg/dL (p < 0.001). In the subgroup with baseline HgbA1c > or =7%, net adjusted reduction in HgbA1c favoring the intervention group was 0.32% (p = 0.002). Mean LDL cholesterol level in the intervention group at one year was 95.7 mg/dL. The intervention effects were similar in magnitude in the subgroups living in New York City and upstate New York. CONCLUSION: Telemedicine case management improved glycemic control, blood pressure levels, and total and LDL cholesterol levels at one year of follow-up.

Aged↗

Effects of diet and/or exercise on the adipocytokine and inflammatory cytokine levels of postmenopausal women with type 2 diabetes.

This study examined the independent and combined effects of diet and exercise on adipocytokine and inflammatory cytokines in postmenopausal women with type 2 diabetes. Using a randomized, controlled design, 33 women (age, 50-70 years) were assigned to diet alone (D), exercise alone (EX), or diet + exercise (D + E) for 14 weeks. Before and after the interventions, blood samples for adipocytokines and inflammatory markers were drawn, a meal test was performed, and abdominal fat distribution was measured by magnetic resonance imaging (MRI). Body weight decreased approximately 4.5 +/- 0.6 kg ( P < .05) after the D and D + E interventions, whereas only small changes in body weight were found with the exercise-alone intervention. Plasma C-reactive protein levels were decreased by approximately 15% with all 3 interventions, whereas leptin levels were reduced with the D and D + E intervention (D: pre = 48.7 +/- 6.0, post = 38.9 +/- 5.0 ng/mL; D + E: pre = 38.5 +/- 6.0, post = 22.9 +/- 5.0 ng/mL; P < .05) with no differences between groups. There was a trend for leptin levels to decrease in the EX group ( P = .06). Plasma resistin levels were not altered by the 3 interventions from pre- to posttreatment (D: pre = 6.9 +/- 0.6, post = 6.2 +/- 0.4 ng/mL; D + E: pre = 5.6 +/- 0.6, post = 5.7 +/- 0.4 ng/mL; E: pre = 6.2 +/- 0.6, post = 5.9 +/- 0.6 ng/mL, P > .05), and no differences in adiponectin and tumor necrosis factor alpha (TNF- alpha ) levels were found. Visceral adipose tissue and tumor necrosis factor alpha were the only predictors of calculated insulin resistance ( P < .05), explaining 43% of the variability. A typically prescribed weight loss program with lifestyle changes resulted in few changes in adipocytokines and inflammatory cytokines in older women with type 2 diabetes, suggesting that dramatic weight loss or clinical interventions are needed.

Aged↗

Use of inhaled insulin in a basal/bolus insulin regimen in type 1 diabetic subjects: a 6-month, randomized, comparative trial.

OBJECTIVE: Despite the demonstrated benefits of glycemic control, patient acceptance of basal/bolus insulin therapy for type 1 diabetes has been slow. We investigated whether a basal/bolus insulin regimen involving rapid-acting, dry powder, inhaled insulin could provide glycemic control comparable with a basal/bolus subcutaneous regimen. RESEARCH DESIGN AND METHODS: Patients with type 1 diabetes (ages 12-65 years) received twice-daily subcutaneous NPH insulin and were randomized to premeal inhaled insulin (n = 163) or subcutaneous regular insulin (n = 165) for 6 months. RESULTS: Mean glycosylated hemoglobin (A1C) decreased comparably from baseline in the inhaled and subcutaneous insulin groups (-0.3 and -0.1%, respectively; adjusted difference -0.16% [CI -0.34 to 0.01]), with a similar percentage of subjects achieving A1C <7%. Although 2-h postprandial glucose reductions were comparable between the groups, fasting plasma glucose levels declined more in the inhaled than in the subcutaneous insulin group (adjusted difference -39.5 mg/dl [CI -57.5 to -21.6]). Inhaled insulin was associated with a lower overall hypoglycemia rate but higher severe hypoglycemia rate. The overall hypoglycemia rate (episodes/patient-month) was 9.3 (inhaled) vs. 9.9 (subcutaneous) (risk ratio [RR] 0.94 [CI 0.91-0.97]), and the severe hypoglycemia rate (episodes/100 patient-months) was 6.5 vs. 3.3 (RR 2.00 [CI 1.28-3.12]). Increased insulin antibody serum binding without associated clinical manifestations occurred in the inhaled insulin group. Pulmonary function between the groups was comparable, except for a decline in carbon monoxide-diffusing capacity in the inhaled insulin group without any clinical correlates. CONCLUSIONS: Inhaled insulin may provide an alternative for the management of type 1 diabetes as part of a basal/bolus strategy in patients who are unwilling or unable to use preprandial insulin injections.

Administration, Inhalation↗

Developing computer skills and competencies in seniors.

We developed a training protocol for elderly participants of a home telemedicine study, grounded in prior usability research. The training aimed to reduce barriers in developing system mastery. Our findings are indicative of both the promises and challenges involved in bridging the digital divide. Sixteen participants of a diabetes study were trained to use the computer applications.

Aged↗