Publications by authors named "Patricia Whitfield"

Lipoprotein(a) (Lp(a)) is a low-density lipoprotein (LDL)-like particle in which the apolipoprotein B component is covalently linked to apolipoprotein(a) (apo(a)). Lp(a) is a well-established independent risk factor for cardiovascular diseases. Plasma Lp(a) concentrations vary enormously between individuals and ethnic groups.

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Background And Objectives: Very-low calorie diets (VLCD) achieve weight loss and remission of Type 2 diabetes (T2DM), but efficacy and acceptability in non-European populations is less clear. This feasibility study examines the impact of 10% weight loss through VLCD on metabolic and body composition outcomes in a multi-ethnic cohort of Aotearoa New Zealand (AoNZ) men with prediabetes/early T2DM, and VLCD tolerability/cultural acceptability.

Methods And Study Design: Participants followed a VLCD intervention (mean energy 3033kJ/day) until achievement of 10% weight loss.

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Objective: The assessment of primary aldosteronism incorporates adrenal vein sampling (AVS) to lateralize aldosterone excess. Current adrenal vein sampling protocols rely on concurrent cortisol measurements to assess successful cannulation and lateralization and may be inaccurate in the setting of autonomous cortisol secretion. We aimed to compare the measurement of plasma cortisol and metanephrine concentrations to assess cannulation and lateralization during AVS.

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Aim: To describe the frequency and characteristics of patients referred for specialist investigation of primary aldosteronism (PA) in the lower North Island over a 5-year period, and the outcomes of those who received treatment.

Methods: Patients who underwent confirmatory testing or treatment for PA at Wellington Regional Hospital were retrospectively identified and data were collected from electronic clinical records.

Results: There has been a five-fold increase in both referrals and confirmatory testing for PA in 2021 compared to 2015.

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Skeletal muscle microvascular dysfunction and mitochondrial rarefaction feature in type 2 diabetes mellitus (T2DM) linked to low tissue glucose disposal rate (GDR). Exercise training and milk protein supplementation independently promote microvascular and metabolic plasticity in muscle associated with improved nutrient delivery, but combined effects are unknown. In a randomised-controlled trial, 24 men (55.

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Urinary retention is a common problem at end-of-life that may be a result of medications used to control other symptoms. To determine whether use of retention-causing drugs was associated with catheterization for urinary retention among palliative care unit (PCU) patients, the authors reviewed charts of 91 consecutively admitted patients to a hospital-based PCU. Utilization of eight classes of retention-causing medications (opioids, antidopaminergics, benzodiazepines, anticholinergics, antidepressants, calcium channel antagonists, nonsteroidal anti-inflammatory drugs [NSAIDs], and H1 histamine antagonists) was compared between those catheterized for urinary retention (n = 34) and those never catheterized (n = 31).

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Unlabelled: Although intense endurance and resistance exercise training and whey protein supplementation have both been shown to independently improve glycemic control, no known studies have examined the effect of high-intensity mixed-mode interval training (MMIT) and whey supplementation in adults with Type 2 diabetes (T2D).

Purpose: This study aimed to determine if peritraining whey protein supplementation combined with MMIT can improve glycemic control.

Methods: In a double-blind, randomized, placebo-controlled trial, 24 men (55.

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Background: Research regarding factors associated with nursing-initiated changes to bladder management at end-of-life is sparse.

Objectives: To explore the process of Palliative Care Unit (PCU) nurses' approach to bladder management changes.

Methods: Nursing staff from one PCU in London, Canada were interviewed regarding bladder management care practices.

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Purpose: This randomised controlled trial assessed the acute and long-term effects of daily supplementation of kanuka honey, formulated with cinnamon, chromium and magnesium on glucose metabolism, weight and lipid parameters in individuals with type 2 diabetes.

Methods: Twelve individuals with type 2 diabetes received 53.5 g of a formulated honey and a control (non-formulated) kanuka honey in a random order for 40 days, using cross-over design.

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Background: The variations in the anatomy of the external branch of the superior laryngeal nerve (EBSLN) are generally classified according to the relationship of the nerve to the superior thyroid artery, or the superior pole of the thyroid. Both artery and superior pole are themselves variable landmarks, and therefore are not consistent between subjects. We sought to examine EBSLN anatomy in relation to alternate, more consistent surgical landmarks.

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