Publications by authors named "Dick Ongley"

There is an urgent need for high-quality evidence regarding post-operative mortality among Indigenous peoples. Our group recently published a national audit of 4,000,000 procedures conducted between 2005-2017, which identified considerable disparities in post-operative mortality between Indigenous Māori and non-Indigenous New Zealanders. Understanding the primary drivers of these disparities-for Māori, but likely also other Indigenous populations worldwide-requires us to consider the multiple levels at which these drivers might arise.

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Background: There is a growing body of evidence that access to best practice perioperative care varies within our population. In this study, we use national-level data to begin to address gaps in our understanding of regional variation in post-operative outcomes within New Zealand.

Methods: Using National Collections data, we examined all inpatient procedures in New Zealand public hospitals between 2005 and 2017 (859 171 acute, 2 276 986 elective/waiting list), and identified deaths within 30 days.

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Anaesthetic choice for large joint surgery can impact postoperative outcomes, including mortality. The extent to which the impact of anaesthetic choice on postoperative mortality varies within patient populations and the extent to which anaesthetic choice is changing over time remain under-explored both internationally and in the diverse New Zealand context. In a national study of 199,211 hip and knee replacement procedures conducted between 2005 and 2017, we compared postoperative mortality among those receiving general, regional or general plus regional anaesthesia.

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Aim: To describe disparities in post-operative mortality experienced by Indigenous Māori compared to non-Indigenous New Zealanders.

Methods: We completed a national study of all those undergoing a surgical procedure between 2005 and 2017 in New Zealand. We examined 30-day and 90-day post-operative mortality for all surgical specialties and by common procedures.

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Objectives: In this manuscript, we describe broad trends in postoperative mortality in New Zealand (a country with universal healthcare) for acute and elective/waiting list procedures conducted between 2005 and 2017.

Design, Participants And Setting: We use high-quality national-level hospitalisation data to compare the risk of postoperative mortality between demographic subgroups after adjusting for key patient-level confounders and mediators. We also present temporal trends and consider how rates in postoperative death following acute and elective/waiting list procedures have changed over this time period.

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Objective: The clinical presentation of retroperitoneal schwannoma with neuropathic pain and its subsequent management is presented.

Design And Setting: This is a case report of a 67-year-old woman who developed left hip pain radiating into the postero-lateral portion of her left thigh and extending to the knee.

Intervention: The patient underwent a left hip replacement for suspected pain from osteoarthritis of the hip joint.

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