Publications by authors named "Rachael Mclean"

Introduction: Dentists and oral health practitioners have a potential role in supporting the prevention and management of noncommunicable diseases. However, the extent to which university education prepares practitioners to provide nutrition care is unclear. This scoping review identifies and synthesises the evidence related to university-level nutrition education provided to dental and oral health students globally.

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Dietary sodium (salt) reduction has been identified as a key public health intervention for reducing non-communicable diseases globally [...

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Objectives: Observational studies that assess the relationship between salt intake and long-term outcomes require a valid estimate of usual salt intake. The gold-standard measure in individuals is sodium excretion in multiple nonconsecutive 24-h urines. Multiple studies have demonstrated that random spot urine samples are not valid for estimating usual salt intake; however, some researchers believe that fasting morning spot urine samples produce a better measure of usual salt intake than random spot samples.

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To explore the perspectives and experiences of healthcare practitioners in providing nutrition care to people with cancer in New Zealand. Semi-structured interviews were conducted with 16 New Zealand healthcare professionals (HCPs) practicing in specialist secondary and tertiary cancer care (both public and private) who had previously completed an online survey about nutrition in cancer care. Interviews were recorded and transcribed verbatim, and thematic analysis was undertaken.

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(1) Background: The best method to assess discretionary salt intake in population surveys has not been established. (2) Methods: This secondary analysis compared three different methods of measuring sodium intake from discretionary salt in a convenience sample of 109 adults in New Zealand. Participants replaced their household salt with lithium-tagged salt provided by researchers over eight days.

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Background: The use of iodized salt is a key strategy to increase iodine intake worldwide. In many countries, including New Zealand, females of reproductive age are still at risk of being mildly iodine deficient.

Objective: This study aimed to determine the level of iodization of salt needed to ensure that females aged 18 to 40 y have an adequate intake of iodine in 2 scenarios: current discretionary salt intake and reduced discretionary salt intake.

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Potassium is an essential mineral and is the main cation in intracellular fluid [...

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Article Synopsis
  • The study analyzes the changes in Body Mass Index (BMI) among Indonesian adults from 1993 to 2014, focusing on differences based on sex and birth cohorts.
  • It utilized data from the Indonesian Family Life Survey, involving height and weight measurements from over 42,000 adults, revealing three distinct BMI trajectory groups over the study period.
  • The findings indicate a significant rise in BMI, especially among recent birth cohorts, highlighting the necessity for targeted interventions to address overweight and obesity issues in Indonesia.
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Background: Even modest reductions in blood pressure (BP) can have an important impact on population-level morbidity and mortality from cardiovascular disease. There are 2 promising approaches: the SaltSwitch smartphone app, which enables users to scan the bar code of a packaged food using their smartphone camera and receive an immediate, interpretive traffic light nutrition label on-screen alongside a list of healthier, lower-salt options in the same food category; and reduced-sodium salts (RSSs), which are an alternative to regular table salt that are lower in sodium and higher in potassium but have a similar mouthfeel, taste, and flavor.

Objective: Our aim was to determine whether a 12-week intervention with a sodium-reduction package comprising the SaltSwitch smartphone app and an RSS could reduce urinary sodium excretion in adults with high BP.

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Article Synopsis
  • The study aimed to estimate the contribution of discretionary salt to total sodium intake in healthy adults in New Zealand, focusing on a population that regularly uses salt in cooking and at the table.
  • A sample of 116 adults aged 18-40 participated, using lithium-tagged salt to track sodium intake over a 9-day period, with urine samples collected to analyze sodium and iodine levels.
  • Results showed that discretionary salt accounted for approximately 13% of total sodium intake, with overall sodium levels exceeding the recommended dietary limit of 2,000 mg per day.
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Background: Gender equality, zero hunger and healthy lives and well-being for all, are three of the Sustainable Development Goals (SDGs) that underpin Fiji's National Development Plan. Work towards each of these goals contributes to the reduction of non-communicable diseases (NCDs). There are gender differences in NCD burden in Fiji.

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Objective: To investigate perceptions of iTaukei Fijian women and men around diet and the ability to consume a healthy diet.

Design: Six focus groups were conducted with women and men separately. Six to ten women and men participated in each group.

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Aim: This research sought to identify and understand what nutrition-related information and support is available to people undergoing cancer treatment. We also sought the views on nutrition for cancer among providers of cancer care/support, and barriers/enablers to the provision of nutrition information/support.

Method: Data were collected using online surveys with New Zealand-based healthcare practitioners and support workers.

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Article Synopsis
  • The World Hypertension League's Science of Salt review focuses on high-quality research regarding the impact of salt intake on health outcomes.
  • From September 2019 to December 2020, 41 relevant studies were examined, but only two met the rigorous quality standards for critical appraisal, both of which linked higher sodium intake to worse health outcomes.
  • The review underlines the benefits of reducing dietary salt and highlights that many studies on sodium's health effects lack robust methodologies, making it difficult to accurately assess its impact.
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