Publications by authors named "J R Wiles"

The effects of triathlon exercise on cardiac function are well documented. While Olympic triathlon (swim-bike-run) remains the standard format, increasing concerns about water quality in natural waterways present ongoing challenges for open-water swimming events, highlighting the potential need to consider alternative formats such as duathlon (run-bike-run) in some circumstances. An additional run may increase the overall metabolic and cardiovascular demand compared with the swim in triathlon, leading to reduced future performance.

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Background: The COVID-19 pandemic exposed critical gaps in health system preparedness. This study, guided by a critical ecological model, examines the experiences of primary health and community services in Aotearoa New Zealand during the pandemic, focusing on their response to older people and their unpaid caregivers. The study aims to identify effective strategies for health system resilience.

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Background: People experiencing homelessness access specialist palliative care late in their illness trajectory, if at all. There is also little evidence they receive generalist palliative care or are given opportunities to engage in Advance Care Planning. This qualitative study describes the central role of key workers in supporting access to healthcare in homeless communities and identifies implications for improving palliative care provision.

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Background: In patients with out-of-hospital cardiac arrest, the effectiveness of drugs such as epinephrine is highly time-dependent. An intraosseous route of drug administration may enable more rapid drug administration than an intravenous route; however, its effect on clinical outcomes is uncertain.

Methods: We conducted a multicenter, open-label, randomized trial across 11 emergency medical systems in the United Kingdom that involved adults in cardiac arrest for whom vascular access for drug administration was needed.

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During the COVID-19 pandemic, older people were identified as requiring additional support and protection. This multi-method qualitative study shifts this narrative by asking: how did older people contribute to the COVID-19 public health response? We conducted a reflexive thematic analysis of responses from 870 letter-writers and 44 interviewees who were older people living in Aotearoa, New Zealand during the COVID-19 pandemic. Older people made substantial contributions during the COVID-19 pandemic through: 1) volunteering; 2) nurturing; and 3) advocacy/activism.

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