Public Health Expert

Featured image: After the new law for smokefree cars for Kiwi kids, what next?

After the new law for smokefree cars for Kiwi kids, what next?

Public Health Expert • Jun 04, 2020

George Thomson, Nick Wilson, Richard Edwards This blog discusses the passing of the Smoke-free Environments (Prohibiting Smoking in Motor Vehicles Carrying Children) Amendment Act last week. We briefly review some lessons from this legislation’s long journey and explore future smokefree possibilities in Aotearoa / New Zealand.   A law providing smokefree cars for children is a matter for … Read More

Featured image: Monitoring and Forecasting the COVID-19 Pandemic in New Zealand Including the Successful Impact of the Lockdown

Monitoring and Forecasting the COVID-19 Pandemic in New Zealand Including the Successful Impact of the Lockdown

Public Health Expert • May 22, 2020

Dr Jaijus Pallippadan-Johny1, Dr John McDermott2, Rodney Jones1 and Michael Duddin1 (1 Wigram Capital Advisors, Auckland; 2Motu Economic and Policy Research, Wellington) In this blog, we introduce our modelling approach to estimating the transmissibility of the SARS-CoV-2 virus, the cause of the COVID-19 pandemic. We demonstrate the usefulness of the Wallinga model for the calculation of the effective reproduction number … Read More

Featured image: Why a “mouth and nose” lockdown with masks might help avoid a “full body” lockdown at home

Why a “mouth and nose” lockdown with masks might help avoid a “full body” lockdown at home

Public Health Expert • May 20, 2020

Prof Nick Wilson, Dr Sophie Febery, Dr Ling Chan, Dr Jennifer Summers, Prof Michael Baker The concepts of an Alert Level system, household “bubbles”, and social event size limits are all valuable pandemic control measures. Nevertheless, better “source control” of COVID-19 at various Alert Levels by requiring masks in public indoor spaces could reduce the risk of outbreaks (should there … Read More

Featured image: The Strong Case for Mask Requirements in Public Transportation and Border Control Settings in NZ’s Current COVID-19 Pandemic Context

The Strong Case for Mask Requirements in Public Transportation and Border Control Settings in NZ’s Current COVID-19 Pandemic Context

Public Health Expert • May 11, 2020

Prof Nick Wilson, Dr Sophie Febery, Dr Ling Chan, Dr Amanda Kvalsvig, Prof Michael Baker In this blog we identify six likely benefits from requiring fabric mask use in public transportation and border control settings in the “peri-elimination” context that New Zealand is currently in. Given these likely benefits and the relatively low costs (especially if the Government provides free … Read More

Featured image: The need for a robust scientific definition for the elimination of COVID-19 from New Zealand

The need for a robust scientific definition for the elimination of COVID-19 from New Zealand

Public Health Expert • May 05, 2020

Prof Michael Baker, Prof Nick Wilson, Prof Shaun Hendy, Prof David Skegg New Zealand is making good progress towards its elimination goal for COVID-19 at the country-level. In this blog we present the case for a scientific definition of elimination to help guide our national COVID-19 response. The definition must be objectively verifiable, with appropriate levels of testing … Read More

Featured image: What we would like to see on the Ministry of Health’s website to better inform progress on COVID-19 elimination

What we would like to see on the Ministry of Health’s website to better inform progress on COVID-19 elimination

Public Health Expert • May 03, 2020

Gordon Purdie, Nick Wilson, Michael G Baker In this blog we analyse data from the Ministry of Health’s COVID-19 website and display a key graph that we think should be routinely on that website. We also detail a potentially more useful way to categorise case data so that the public and research community can better track progress on the … Read More

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Featured image: Why NZ should consider adopting “mass masking” as an additional step to speed elimination of the Covid-19 pandemic

Why NZ should consider adopting “mass masking” as an additional step to speed elimination of the Covid-19 pandemic

Public Health Expert • Apr 22, 2020

Dr Ling Chan, Dr Sophie Febery Widespread public mask use is common in some Asian countries as a control measure in the current Covid-19 pandemic. There is some suggestive laboratory and epidemiological evidence of benefit for such mask use. Since the costs of mass masking are relatively low and there are no apparent substantial down-sides, it should be given … Read More

Featured image: Why eliminating Covid-19 is critical: Since more waves of infection, hospitalisations and deaths are inevitable for other countries until a vaccine arrives

Why eliminating Covid-19 is critical: Since more waves of infection, hospitalisations and deaths are inevitable for other countries until a vaccine arrives

Public Health Expert • Apr 19, 2020

Prof Rod Jackson (Epidemiologist, Auckland University) There are really only three ways that a population can beat Covid-19. 1. Eliminate the virus and keep infected people out (the approach NZ is taking) 2. Allow a sufficient proportion of the population to get infected and become immune to re-infection so there are no longer enough non-immune people to allow the virus … Read More

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Featured image: We need rapid progress on digital solutions to help eliminate COVID-19 from New Zealand

We need rapid progress on digital solutions to help eliminate COVID-19 from New Zealand

Public Health Expert • Apr 15, 2020

Dr Tim Chambers, Prof Nick Wilson, Prof Michael Baker In this blog, we discuss some of the emerging technologies New Zealand could adopt to support the country’s COVID-19 elimination strategy. We argue for the prioritisation of technologies to assist with contact tracing, border controls, early diagnosis and surveillance. These technologies present major benefits for the collective effort against COVID-19 … Read More