Publications by authors named "Melissa Firth"

Background: New Zealand has high rates of colorectal cancer (CRC) but poor outcomes. Most patients with CRC are diagnosed following referral from general practice, where a general practitioner (GP) assesses symptoms according to national guidelines. All referred patients are then re-prioritised by the hospital system.

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Background And Objectives: New Zealand (NZ) has high rates of colorectal cancer (CRC) but low rates of early detection. The majority of CRC is diagnosed through general practice, where lengthy diagnostic intervals are common. We investigated factors contributing to diagnostic delay in a cohort of patients newly diagnosed with CRC.

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INTRODUCTION Over 3000 cases of colorectal cancer (CRC) are diagnosed annually in New Zealand. The proportion of late stage diagnoses is higher than in similar countries, and highest in Māori and Pacific patients. Survival outcomes are poorer than for people in Australia and poor for Māori and Pacific peoples.

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Background: Lung Cancer is the leading cause of cancer deaths in Aotearoa New Zealand. Māori communities in particular have higher incidence and mortality rates from Lung Cancer. Diagnosis of lung cancer at an early stage can allow for curative treatment.

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Most healthcare providers (HCPs) work from ethical principles based on a Western model of practice that may not adhere to the cultural values intrinsic to Indigenous peoples. Breaking bad news (BBN) is an important topic of ethical concern in health research. While much has been documented on BBN globally, the ethical implications of receiving bad news, from an Indigenous patient perspective in particular, is an area that requires further inquiry.

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Objective: The objective of this research was to document the barriers to early presentation and diagnosis of lung cancer within primary healthcare, identified by Māori whānau (families) and primary healthcare providers in the Midland region of Aotearoa New Zealand.

Methods: This project used a kaupapa Māori approach. Nine community hui (focus groups) and nine primary healthcare provider hui were carried out in five rural localities in the Midland region.

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Background: New Zealand (NZ) has high rates of colorectal cancer but low rates of early diagnosis. Due to a lack of understanding of the pre-diagnostic experience from the patient's perspective, it is necessary to investigate potential patient and health system factors that contribute to longer diagnostic intervals. Previous qualitative studies have discussed delays using The Model of Pathways to Treatment, but this has not been explored in the NZ context.

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Background: Lung cancer is typically diagnosed at a late stage. Early presentation and detection of lung cancer symptoms is critical to improving survival but can be clinically complicated and as yet a robust screening method for diagnosis is not available in routine practice. Accordingly, the barriers to help-seeking behaviour and diagnosis need to be considered.

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Aims: This study aims to report the characteristics of newly diagnosed lung cancer cases, and to examine the data accuracy of registrations in the New Zealand Cancer Registry (NZCR) in 2011-2015.

Methods: The accuracy and completeness of lung cancer registrations in the NZCR was explored using the Midland Lung Cancer Register (MLCR, including Lakes, Waikato, Tairawhiti and Bay of Plenty District Health Boards) and clinical records. A combined Midland Lung Cancer Dataset was created based on the NZCR and the MLCR.

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Aim: To investigate differences in survival after diagnosis with colorectal cancer (CRC) by rurality, ethnicity and deprivation.

Methods: In this retrospective cohort study, clinical records and National Collections data were merged for all patients diagnosed with CRC in New Zealand in 2007-2008. Prioritised ethnicity was classified using New Zealand Cancer Registry data; meshblock of residence at diagnosis was used to determine rurality and socioeconomic deprivation.

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Aims: Thirty-day mortality has been proposed to be a useful indicator of avoidable harm to patients from systemic anticancer therapies (SACT). As a quality assurance tool, we assessed the 30-day mortality rate at Auckland City Hospital and compared this with international standards.

Methods: Clinical characteristics and treatment details of medical oncology patients who died within 30 days of SACT from October 2014-September 2015 were collected and compared with data from a similar series performed from October 2008-September 2009.

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Aim: Colorectal cancer is one of the most common cancers, and second-leading cause of cancer-related death, in New Zealand. The PIPER (Presentations, Investigations, Pathways, Evaluation, Rx [treatment]) project was undertaken to compare presentation, investigations, management and outcomes by rurality, ethnicity and deprivation. This paper reports the methods of the project, a comparison of PIPER patient diagnoses to the New Zealand Cancer Registry (NZCR) data, and the characteristics of the PIPER cohort.

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