Publications by authors named "Avraham Weiss"

Introduction: The association of anemia with dementia in elders is controversial. We examined the potential association of anemia with dementia in a large population of elders.

Methods: Historical-prospective registry-based study.

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Article Synopsis
  • This study focused on frail older adults who were asymptomatic but tested positive for SARS-CoV-2, aiming to analyze their clinical characteristics and outcomes.
  • The research included 849 residents from nursing homes, with a median age of 84; it found that 75.5% were discharged after recovery, while 14.7% required hospitalization and 9.7% died.
  • Significant risk factors for adverse outcomes included older age, male gender, and having chronic obstructive pulmonary disease (COPD).
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Background: The association between proton pump inhibitor (PPI) use and increased risk of dementia is controversial.

Aim: Investigating this issue in a large population of community-dwelling elders.

Methods: Our database was retrospectively searched for all community-dwelling patients aged ≥65 years who newly diagnosed with dementia/cognitive decline (DCD) between January 2002 - December 2012.

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Introduction: Hip fractures are a significant health risk in older adults and a major cause of morbidity, functional decline and mortality. Our aim was to compare clinical outcomes of older patients hospitalized in an ortho-geriatric (OG) unit to those hospitalized in an orthopedic department (OD) for surgical treatment of a hip fracture.

Methods: A retrospective cohort study of hip fractured patients hospitalized between 2015-2016 in a single tertiary university-affiliated medical center.

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Aim Of The Study: To compare [¹¹C] choline PET/CT findings between patients with cirrhosis and normal liver controls.

Methods: Included 11 patients with cirrhosis and 14 controls. All underwent a dynamic [11C] choline PET/CT.

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Hip fractures (HF) are common among the elderly. The prevalence increases with age and occurs more frequently among females. Up to 30% mortality rates have been observed during the first year following HF, with or without surgery.

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Aim: Data on cardiovascular outcomes in elderly using proton pump inhibitors (PPI) are scant. We aimed to test the association between PPI use and the occurrence of first-time ischemic stroke (FTIS) among elderly.

Methods: The electronic database of a centrally located district branch of a large health maintenance organization in Israel was retrospectively screened (2002-2016) for community-dwelling individuals (≥65-95 years) for demographics and co-morbidities.

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Background: Statins and selective serotonin reuptake inhibitors (SSRIs) have beneficial effects on health outcomes in the general population. Their effect on survival in debilitated nursing home residents is unknown.

Objectives: To assess the relationships between statins, SSRIs, and survival of nursing home residents.

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This study sought to determine the prevalence of significant liver disease in those subjects with serum alanine aminotransferase levels in the range between the current and the newly suggested upper limit of normal (termed the delta range). The files of the previous study subjects (who underwent at least one alanine aminotransferase measurement in 2002 and followed to 2012) were reviewed for a diagnosis of chronic liver disease; aspartate aminotransferase/platelet ratio index, FIB-4 and alanine aminotransferase/aspartate aminotransferase ratio were used to evaluate liver fibrosis. The prevalence of significant liver disease, by diagnoses and fibrosis scores was compared between subjects with alanine aminotransferase levels in the delta range (men, 42-45 IU/L; women, 26-34 IU/L) and in the newly suggested normal range (men, 15-42 IU/L; women, 10-26 IU/L).

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Background: The use of renin-angiotensin-aldosterone system inhibitors has increased over the past few years. There are conflicting data as to their relationship with acute kidney injury following surgery.

Objectives: The objective of the article was to evaluate the risk of acute kidney injury in diabetic older patients treated with angiotensin-converting enzyme inhibitors or angiotensin receptor blockers and their medical outcomes following fragility hip fracture surgery.

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Background: Serum alanine aminotransferase (ALT) levels below and above the reference range have been found to serve as a marker of liver injury and to predict all-cause mortality. The need to adjust the reference range by age, sex, or other parameters remains unclear. The current reference range of serum ALT in Israel is 0-34 IU/l for women and 0-45 IU/l for men.

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To evaluate the association between blood pressure variability (BPV) and mortality in the elderly, all blood pressure measurements recorded in a cohort of individuals 65 years and older were collected and the association between BPV coefficient of variation (BPV divided by mean arterial pressure) was calculated. Mortality during a 10-year period was compared between BPV coefficient of variation quartiles. Overall, 39 502 individuals 65 years and older were included in the analysis, of which 31 737 (80.

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Background: The association of blood pressure (BP) variability (BPV) in hospitalized patients, which represents day-to-day variability, with mortality has been extensively reported in patients with stroke, but poorly defined for other medical conditions.

Aim And Method: To assess the association of day-to-day blood pressure variability in hospitalized patients, 10 BP measurements were obtained in individuals ≥75 years old hospitalized in a geriatric ward. Day-to-day BPV, measured 3 times a day, was calculated in each patient as the coefficient of variation of systolic BP.

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Background: Glycated hemoglobin (HgbA1C) is being increasingly used for the diagnosis of diabetes mellitus due to its high availability and reproducibility. Several studies have shown that HgbA1C levels may be affected by levels of hemoglobin and nutritional factors associated with anemia, such as vitamin B12 and iron deficiency. However, none included elderly subjects.

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Goal: To identify factors influencing survival after percutaneous endoscopic gastrostomy (PEG) tube insertion in elderly patients with severe dementia.

Background: Use of PEG in patients with dementia raises medical and ethical questions.

Study: The cohort included 189 patients aged ≥64 years with severe dementia who underwent PEG tube insertion in 2002 to 2011 at a tertiary hospital and were followed through 2014.

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Objectives: To investigate the association between polypharmacy and mortality in nursing home (NH) residents.

Design: Prospective observational cohort study.

Settings: Six NHs in central Israel.

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Background: Little is known about the prevalence of orthostatic hypertension (OHT) and its effect on long-term mortality in the elderly. We evaluated the prevalence of OHT and its effect on mortality in hospitalized elderly patients.

Methods: Out of 1852 patients admitted between 31/12/1999 and 31/12/2000 to an acute geriatric ward, 474 patients (48% males) with a mean age of 81.

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Objective: The association between subclinical hypothyroidism and hyperthyroidism and mortality in the elderly is poorly defined. This study was designed to evaluate the association between subclinical hypothyroidism and subclinical hyperthyroidism and mortality in the elderly and to define the thyroid-stimulating hormone values associated with excess mortality in the elderly.

Methods: We performed a retrospective cohort study with a review of a computerized database of a large health care organization.

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Background/study Context: Psychotropic drug treatment has been associated with increased risk for falls and hip fractures in elderly patients. The authors examined the association between drug treatment and hip fractures resulting from falls in elderly hospitalized patients, focusing on the medications' anticholinergic properties.

Methods: This retrospective case-control study was conducted in an acute geriatric ward in a general medical center.

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Background: Glycated hemoglobin (HgbA1c) is extensively used as a screening tool for the diagnosis of diabetes mellitus (DM). Although its prognostic value among diabetics has been extensively studied, similar data among non-diabetics is scarce. The aim of this study was to evaluate the association between HgbA1c and mortality in non-diabetic elderly individuals.

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Background & Aims: Malnutrition is common in hip fracture elderly patients. There is no gold standard for screening nutritional risk. We compared the adequacy of 3 screening tools, their association to nutritional measurements and their ability to predict outcome.

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Background: Elevated systolic blood pressure (SBP) recorded by 24-hour blood pressure monitoring (24H BPM) on the first day of acute stroke is associated in elderly patients, with an unfavorable outcome. Herein, we assessed, by 24H BPM, the impact of the change in SBP levels during the first week of stroke on short-term functional status and long-term mortality in elderly patients.

Methods: One hundred and fifty acute stroke patients (69 males), mean age at admission 83.

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