Philippa L Howden-Chapman

Learn More
OBJECTIVE To determine whether insulating existing houses increases indoor temperatures and improves occupants' health and wellbeing. DESIGN Community based, cluster, single blinded randomised study. SETTING Seven low income communities in New Zealand. PARTICIPANTS 1350 households containing 4407 participants. INTERVENTION Installation of a standard(More)
Both developed and less developed countries are becoming increasingly urbanized. The earlier industrialized countries have developed more infrastructure to support the building of healthy housing, in neighborhoods that are strongly linked to municipal and global health initiatives, but to some degree housing and neighborhood issues vary only in degree(More)
OBJECTIVE To assess whether non-polluting, more effective home heating (heat pump, wood pellet burner, flued gas) has a positive effect on the health of children with asthma. DESIGN Randomised controlled trial. SETTING Households in five communities in New Zealand. PARTICIPANTS 409 children aged 6-12 years with doctor diagnosed asthma. INTERVENTIONS(More)
BACKGROUND Although the burden of infectious diseases seems to be decreasing in developed countries, few national studies have measured the total incidence of these diseases. We aimed to develop and apply a robust systematic method for monitoring the epidemiology of serious infectious diseases. METHODS We did a national epidemiological study with all(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)
We examined social participation in organized clubs and groups from childhood to adolescence in a sample of young people from Dunedin, New Zealand. Groups were broadly categorized as "sports" and "cultural/youth" groups. While the results indicated high levels of participation in childhood with a decline over the ensuing adolescent years, path analyses(More)
BACKGROUND Despite the considerable injury burden attributable to falls at home among the general population, few effective safety interventions have been identified. We tested the safety benefits of home modifications, including handrails for outside steps and internal stairs, grab rails for bathrooms, outside lighting, edging for outside steps, and(More)