Sunny C D Collings

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OBJECTIVES To determine the independent associations of labour force status and socioeconomic position with death by suicide. DESIGN Cohort study assembled by anonymous and probabilistic record linkage of census and mortality records. PARTICIPANTS 2.04 million respondents to the New Zealand 1991 census aged 18-64 years. MAIN OUTCOME MEASURE Suicide in(More)
BACKGROUND The association of social capital with health and mortality is contentious, and empirical findings are inconsistent. This study tests the association of neighbourhood-level volunteerism with mortality. METHODS Cohort study of 1996 New Zealand census respondents aged 25-74 years (4.75 million person years) using multilevel Poisson regression(More)
Food security (access to safe, nutritious, affordable food) is intrinsically linked to feelings of stress or distress and it is strongly associated with socioeconomic factors. However, the impact of food insecurity on mental health, independent of confounding socioeconomic factors, is not clear. We investigated the association of food insecurity with(More)
Despite the importance of disability associated with common mental disorders, research on the detection of mental disorders in primary care has scarcely explored its relevance. To describe the disability burden of primary care patients with common mental disorders and subthreshold disorders and to examine the association between general practitioner's (GP)(More)
BACKGROUND Socioeconomic inequalities in mental health have been shown in a number of populations. This study aims to investigate the association between asset wealth and psychological distress in New Zealand and whether it is independent of other socioeconomic measures and baseline health status. METHODS Data for this study were from the first three(More)
BACKGROUND The relationship between the Internet and suicide is a topic of growing concern among suicide researchers and the public, though to date few have actually attempted to investigate the accessibility and prominence of suicide-related information online, and there have been no comprehensive studies of site networking structure. AIMS To assess the(More)
BACKGROUND The problem of people presenting to hospitals with self-harm is important because such presentations are common, there is a clear link to suicide and a high premature mortality. However, the best treatment for this population is unclear. AIMS To see whether a package of measures, that included regular postcards and problem-solving therapy,(More)
AIMS People with experience of mental illness, in particular those accessing mental health services, have increased mortality compared to the general population, but no studies have examined the situation in New Zealand. This study uses a complete national dataset to estimate mortality rates from natural and external causes for adults using psychiatric(More)
OBJECTIVE To explore the reasons for worse cancer survival in people with experience of mental illness, including differences by cancer type and psychiatric diagnosis. METHOD New Zealand breast and colorectal cancer registrations (2006-2010) were linked to psychiatric hospitalization records for adults (18-64 years). Cancer-specific survival was compared(More)