Professor Michael Baker, Department of Public Health, Our people, University of Otago, Wellington, University of Otago, New Zealand

MBChB, FNZCPHM, FRACMA, DComH, DObst

michael baker photo

Professor of Public Health; Co-Director, He Kainga Oranga/Housing and Health Research Programme; Director, Health Environment Infection Research Unit (HEIRU); Co-Director, Public Health Summer School

Teaches PUBH734 Health Protection

Contact details
Research interests and activities
Publications

Contact details

Tel 64 4 918 6802
Fax 64 4 389 5319
Email michael.baker@otago.ac.nz

Research interests and activities

Michael has a wide range of public health research interests, with a particular focus on environmental health, infectious diseases, and housing. He has published more than 250 peer-reviewed papers on these topics.

In 2013 Michael was awarded the HRC Liley Medal for his contribution to the health and medical sciences. In 2014 he was a recipient of the Prime Minister’s Science Prize as a member of He Kainga Oranga/Housing and Health Research Programme. In 2015 he was the NZ-UK Link Foundation Visiting Professor at the School of Advanced Study (SAS), University of London.

His research areas include:
• infectious disease epidemiology
• emerging infectious diseases
• pandemic influenza and how it can be contained
• food safety and enteric diseases such as campylobacteriosis
• zoonoses and One Health
• immunisation and vaccine preventable diseases
• the health effects of household crowding
• home injuries, homelessness
• seasonality of disease, health effects of climate change
• public health surveillance and outbreak investigation
• the International health Regulations (IHR 2005) and global health
• science communication

Michael is a public health physician and Professor in the Department of Public Health. Other positions include:

Director, Health Environment Infection Research Unit (HEIRU)
Co-Director of He Kainga Oranga/Housing and Health Research Programme
Co-Director, University of Otago Public Health Summer School
Principal Investigator of the New Zealand Centre for Sustainable Cities
Chief Investigator, Integrated Systems for Epidemic Response (ISER), an NHMRC Centre for Research Excellence
Convenor, University of Otago Health Protection paper (PUBH734)
Director of Continuing Professional Development for the New Zealand College of Public Health Medicine (NZCPHM)
Member of the Advisory Board of the Science Media Centre (SMC)
Member of the World Health Organisation (WHO) Regional Verification Commission for Measles Elimination

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Publications

Wilson, N., Kvalsvig, A., Telfar Barnard, L., & Baker, M. G. (2020). Estimating the case fatality risk of COVID-19 using cases from outside China. medRxiv. doi: 10.1101/2020.02.15.20023499

Walker, T. A., Waite, B., Thompson, M. G., McArthur, C., Wong, C., Baker, M. G., … Newbern, E. C. (2019). Risk of severe influenza among adults with chronic medical conditions. Journal of Infectious Diseases. Advance online publication. doi: 10.1093/infdis/jiz570

Prasad, N., Huang, S., Wood, T., Aminisani, N., McArthur, C., Baker, M. G., … Newbern, C. (2019). Influenza associated outcomes among pregnant, post-partum, and non-pregnant women of reproductive age. Journal of Infectious Diseases, 219(12), 1893-1903. doi: 10.1093/infdis/jiz035

Sanhueza, J. M., Baker, M. G., Benschop, J., Collins-Emerson, J. M., Wilson, P. R., & Heuer, C. (2019). Estimation of the burden of leptospirosis in New Zealand. Zoonoses & Public Health. Advance online publication. doi: 10.1111/zph.12668

Wilson, N., Turner, N., & Baker, M. G. (2019). One hundred years ago in 1919: New Zealand's birth reduction shock associated with an influenza pandemic. New Zealand Medical Journal, 132(1507), 57-62. Retrieved from https://www.nzma.org.nz/journal

Chapter in Book - Research
Chapter in Book - Other
Journal - Research Article

Chapter in Book - Research

Howden-Chapman, P., Chisholm, E., Telfar Barnard, L., Viggers, H., O'Sullivan, K., Bennett, J., Bierre, S., Preval, N., Randal, E., Tiatia, R., Ombler, J., Amore, K., Rivera-Muñoz, G., … Davies, C., Aspinall, C., Oliver, J., Baker, M., Keall, M., … Crane, J., & Pierse, N. (2017). Housing, energy and health in resilient cities. In P. Howden-Chapman, L. Early & J. Ombler (Eds.), Cities in New Zealand: Preferences, patterns and possibilities. (pp. 95-106). Wellington, New Zealand: Steele Roberts Aotearoa.

Baker, M., Zhang, J., & Howden-Chapman, P. (2013). The health effects of social housing: The Social Housing Outcomes Worth study. In S. Bierre, P. Howden-Chapman & L. Early (Eds.), Homes people can afford: How to improve housing in New Zealand. (pp. 33-40). Wellington, New Zealand: Steele Roberts Aotearoa.

Harris, R., Purdie, G., Robson, B., Wright, C., Zhang, J., & Baker, M. (2007). Appendix 3: Estimating Māori hospitalisations and cancer registrations. In B. Robson & R. Harris (Eds.), Hauora: Māori standards of health IV: A study of the years 2000-2005. (pp. 249-259). Wellington, New Zealand: Te Rōpū Rangahau Hauora a Eru Pōmare, University of Otago.

Howden-Chapman, P., Crane, J., Baker, M., Cunningham, C., & Matheson, A. (2004). Reducing health inequality through improving housing: He Kainga Oranga/ Housing and Health Research Programme. In P. Howden-Chapman & P. Carroll (Eds.), Housing & health: Research, policy and innovation. (pp. 83-92). Wellington, New Zealand: Steele Roberts.

Baker, M., Milosevic, J., Blakely, T., & Howden-Chapman, P. (2004). Housing, crowding and health. In P. Howden-Chapman & P. Carroll (Eds.), Housing & health: Research, policy and innovation. (pp. 57-69). Wellington, New Zealand: Steele Roberts.

Baker, M. G., Goodyear, R., & Howden-Chapman, P. L. (2003). Household crowding and health. In What is the extent of crowding in New Zealand?: An analysis of crowding in New Zealand households 1986-2001. (pp. 58-87). Wellington: Statistics New Zealand.

Martin, D., Walker, S. J., Baker, M. G., Roberts, A., & Lennon, D. R. (1996). Epidemic of serogroup B meningococcal disease in New Zealand has parallels with that observed in the Netherlands, 1980-1990. In W. D. Zollinger, C. E. Frasch & C. D. Deal (Eds.), Pathogenic Neisseria. (pp. 496-497). Baltimore, Maryland: National Institute of Health.

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Chapter in Book - Other

Baker, M. (2002). Immunisations and malaria prophylaxis for travellers. In New Ethicals Catalogue 1997-2002. Auckland, New Zealand: Adis International.

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Journal - Research Article

Ammar, S. E., McIntyre, M., Swan, T., Kasper, J., Derraik, J. G. B., Baker, M. G., & Hales, S. (2019). Intercepted mosquitoes at New Zealand's ports of entry, 2001 to 2018: Current status and future concerns. Tropical Medicine & Infectious Disease, 4(3), 101. doi: 10.3390/tropicalmed4030101

Oliver, J., Malliya Wadu, E., Pierse, N., Moreland, N. J., Williamson, D. A., & Baker, M. G. (2018). Group A Streptococcus pharyngitis and pharyngeal carriage: A meta-analysis. PLoS Neglected Tropical Diseases. Advance online publication. doi: 10.1371/journal.pntd.0006335

Mayfield, H. J., Smith, C. S., Lowry, J. H., Watson, C. H., Baker, M. G., Kama, M., … Lau, C. L. (2018). Predictive risk mapping of an environmentally-driven infectious disease using spatial Bayesian networks: A case study of leptospirosis in Fiji. PLoS Neglected Tropical Diseases, 12(10), e0006857. doi: 10.1371/journal.pntd.0006857

Boyd, M., Mansoor, O. D., Baker, M. G., & Wilson, N. (2018). Economic evaluation of border closure for a generic severe pandemic threat using New Zealand Treasury methods. Australian & New Zealand Journal of Public Health. Advance online publication. doi: 10.1111/1753-6405.12818

Oliver, J., Foster, T., Williamson, D. A., Pierse, N., & Baker, M. G. (2018). Using preceding hospital admissions to identify children at risk of developing acute rheumatic fever. Journal of Paediatrics & Child Health, 54(5), 499-505. doi: 10.1111/jpc.13786

Oliver, J., Foster, T., Kvalsvig, A., Williamson, D. A., Baker, M. G., & Pierse, N. (2018). Risk of rehospitalisation and death for vulnerable New Zealand children. Archives of Disease in Childhood, 103(4), 327-334. doi: 10.1136/archdischild-2017-312671

Allan, P. D., Palmer, C., Chan, F., Lyons, R., Nicholson, O., Rose, M., Hales, S., & Baker, M. G. (2018). Food safety labelling of chicken to prevent campylobacteriosis: Consumer expectations and current practices. BMC Public Health, 18(1), 414. doi: 10.1186/s12889-018-5322-z

Thompson, M. G., Pierse, N., Huang, Q. S., Prasad, N., Duque, J., Newbern, E. C., Baker, M. G., … on behalf of the SHIVERS investigation team, including Williamson, D. A. (2018). Influenza vaccine effectiveness in preventing influenza-associated intensive care admissions and attenuating severe disease among adults in New Zealand 2012–2015. Vaccine, 36(39), 5916-5925. doi: 10.1016/j.vaccine.2018.07.028

Jack, S. J., Williamson, D. A., Galloway, Y., Pierse, N., Zhang, J., Oliver, J., … Baker, M. G. (2018). Primary prevention of rheumatic fever in the 21st century: Evaluation of a national programme. International Journal of Epidemiology, dyy150. Advance online publication. doi: 10.1093/ije/dyy150

Summers, J. A., Baker, M. G., & Wilson, N. (2018). New Zealand's experience of the 1918-9 influenza pandemic: A systematic review after 100 years. New Zealand Medical Journal, 131(1487), 54-69. Retrieved from https://www.nzma.org.nz/journal

Doyle, H., Pierse, N., Tiatia, R., Williamson, D., Baker, M., & Crane, J. (2018). The effect of the oral probiotic Streptococcus salivarius (K12) on Group A streptococcus pharyngitis: A pragmatic trial in schools. Pediatric Infectious Disease Journal, 37(7), 619-623. doi: 10.1097/INF.0000000000001847

Huang, Q. S., Bandaranayake, D., Wood, T., Newbern, E. C., Seeds, R., Ralston, J., … Baker, M. G., … on behalf of the SHIVERS investigation team. (2018). Risk factors and attack rates of seasonal influenza infection: Results of the SHIVERS seroepidemiologic cohort study. Journal of Infectious Diseases. Advance online publication. doi: 10.1093/infdis/jiy443

Cannon, J. W., Jack, S., Wu, Y., Zhang, J., Baker, M. G., Geelhoed, E., … Carapetis, J. R. (2018). An economic case for a vaccine to prevent group A streptococcus skin infections. Vaccine, 36(46), 6968-6978. doi: 10.1016/j.vaccine.2018.10.001

Wilson, N., McIntyre, M., Blaschke, P., Muellner, P., Mansoor, O. D., & Baker, M. G. (2018). Potential public health benefits from eradicating rats in New Zealand cities and a tentative research agenda. Journal of the Royal Society of New Zealand, 84(4), 280-290. doi: 10.1080/03036758.2017.1343193

Lal, A., Marshall, J., Benschop, J., Brock, A., Hales, S., Baker, M. G., & French, N. P. (2018). A Bayesian spatio-temporal framework to identify outbreaks and examine environmental and social risk factors for infectious diseases monitored by routine surveillance. Spatial & Spatio-temporal Epidemiology, 25, 39-48. doi: 10.1016/j.sste.2017.10.004

Oliver, J., Pierse, N., Williamson, D. A., & Baker, M. G. (2018). Estimating the likely true changes in rheumatic fever incidence using two data sources. Epidemiology & Infection, 146(2), 265-275. doi: 10.1017/S0950268817002734

Khieu, T. Q. T., Pierse, N., Telfar-Barnard, L. F., Zhang, J., Huang, Q. S., & Baker, M. G. (2017). Modelled seasonal influenza mortality shows marked differences in risk by age, sex, ethnicity and socioeconomic position in New Zealand. Journal of Infection, 75(3), 225-233. doi: 10.1016/j.jinf.2017.05.017

Keall, M. D., Pierse, N., Howden-Chapman, P., Guria, J., Cunningham, C. W., & Baker, M. G. (2017). Cost—benefit analysis of fall injuries prevented by a programme of home modifications: A cluster randomised controlled trial. Injury Prevention, 23(1), 22-26. doi: 10.1136/injuryprev-2015-041947

Wilson, N., Ferguson, C., Rice, G., Baker, M. G., Schrader, B., Clement, C., & Thomson, G. (2017). Remembering the 1918 influenza pandemic: National suvey of memorials and scope for enhancing educational value around pandemic preparedness. New Zealand Medical Journal, 130(1465), 53-70. Retrieved from http://www.nzma.org.nz/journal

Oliver, J. R., Pierse, N., Stefanogiannis, N., Jackson, C., & Baker, M. G. (2017). Acute rheumatic fever and exposure to poor housing conditions in New Zealand: A descriptive study. Journal of Paediatrics & Child Health, 53(4), 358-364. doi: 10.1111/jpc.13421

Boyd, M., Baker, M. G., Mansoor, O. D., Kvizhinadze, G., & Wilson, N. (2017). Protecting an island nation from extreme pandemic threats: Proof-of-concept around border closure as an intervention. PLoS ONE, 12(6), e0178732. doi: 10.1371/journal.pone.0178732

Telfar-Barnard, L., Bennett, J., Howden-Chapman, P., Jacobs, D. E., Ormandy, D., Cutler-Welsh, M., Preval, N., Baker, M. G., & Keall, M. (2017). Measuring the effect of housing quality interventions: The case of the New Zealand "Rental Warrant of Fitness". International Journal of Environmental Research & Public Health, 14(11), 1352. doi: 10.3390/ijerph14111352

Pierse, N., Kelly, H., Thompson, M. G., Bissielo, A., Radke, S., Huang, Q. S., Baker, M. G., Turner, N., on behalf of the SHIVERS investigation team. (2016). Influenza vaccine effectiveness for hospital and community patients using control groups with and without non-influenza respiratory viruses detected, Auckland, New Zealand 2014. Vaccine, 34(4), 503-509. doi: 10.1016/j.vaccine.2015.11.073

Davis, R. E., Dougherty, E., McArthur, C., Huang, Q. S., & Baker, M. G. (2016). Cold, dry air is associated with influenza and pneumonia mortality in Auckland, New Zealand. Influenza & Other Respiratory Viruses, 10(4), 310-313. doi: 10.1111/irv.12369

Bennett, J., Howden-Chapman, P., Chisholm, E., Keall, M., & Baker, M. G. (2016). Towards an agreed quality standard for rental housing: Field testing of a New Zealand housing WOF tool. Australian & New Zealand Journal of Public Health, 40(5), 405-411. doi: 10.1111/1753-6405.12519

Lal, A., Dobbins, T., Bagheri, N., Baker, M. G., French, N. P., & Hales, S. (2016). Cryptosporidiosis risk in New Zealand children under 5 years old is greatest in areas with high dairy cattle densities. EcoHealth, 13(4), 652-660. doi: 10.1007/s10393-016-1187-8

Gurney, J. K., Stanley, J., Baker, M. G., Wilson, N. J., & Sarfati, D. (2016). Estimating the risk of acute rheumatic fever in New Zealand by age, ethnicity and deprivation. Epidemiology & Infection, 144(14), 3058-3067. doi: 10.1017/s0950268816001291

Lal, A., Hales, S., Kirk, M., Baker, M. G., & French, N. P. (2016). Spatial and temporal variation in the association between temperature and salmonellosis in NZ. Australian & New Zealand Journal of Public Health, 40(2), 165-169. doi: 10.1111/1753-6405.12413

Baker, M. G., Zhang, J., Blakely, T., Crane, J., Saville-Smith, K., & Howden-Chapman, P. (2016). Collaborating with a social housing provider supports a large cohort study of the health effects of housing conditions. BMC Public Health, 16(1), 159. doi: 10.1186/s12889-016-2730-9

Oliver, J., Baker, M. G., Pierse, N., & Carapetis, J. (2015). Comparison of approaches to rheumatic fever surveillance across Organisation for Economic Co-operation and Development countries. Journal of Paediatrics & Child Health. doi: 10.1111/jpc.12969

Khieu, T. Q. T., Pierse, N., Telfar-Barnard, L. F., Huang, Q. S., & Baker, M. G. (2015). Estimating the contribution of influenza to hospitalisations in New Zealand from 1994 to 2008. Vaccine, 33(33), 4087-4092. doi: 10.1016/j.vaccine.2015.06.080

Jennings, L. C., Priest, P. C., Psutka, R. A., Duncan, A. R., Anderson, T., Mahagamasekera, P., Strathdee, A., & Baker, M. G. (2015). Respiratory viruses in airline travellers with influenza symptoms: Results of an airport screening study. Journal of Clinical Virology, 67, 8-13. doi: 10.1016/j.jcv.2015.03.011

Oliver, J., Pierse, N., & Baker, M. G. (2015). Estimating rheumatic fever incidence in New Zealand using multiple data sources. Epidemiology & Infection, 143(1), 167-177. doi: 10.1017/s0950268814000296

Keall, M. D., Pierse, N., Howden-Chapman, P., Cunningham, C., Cunningham, M., Guria, J., & Baker, M. G. (2015). Home modifications to reduce injuries from falls in the Home Injury Prevention Intervention (HIPI) study: A cluster-randomised controlled trial. Lancet, 385(9964), 231-238. doi: 10.1016/S0140-6736(14)61006-0

Williamson, D. A., Smeesters, P. R., Steer, A. C., Steemson, J. D., Ng, A. C. H., Proft, T., … Baker, M. G., … Moreland, N. J. (2015). M-protein analysis of Streptococcus pyogenes isolates associated with acute rheumatic fever in New Zealand. Journal of Clinical Microbiology, 53(11), 3618-3620. doi: 10.1128/jcm.02129-15

Huang, Q. S., Turner, N., Baker, M. G., Williamson, D. A., Wong, C., Webby, R., … on behalf of the SHIVERS investigation team. (2015). Southern Hemisphere Influenza and Vaccine Effectiveness Research and Surveillance. Influenza & Other Respiratory Viruses, 9(4), 179-190. doi: 10.1111/irv.12315

Kessaram, T., Stanley, J., & Baker, M. G. (2015). Estimating influenza-associated mortality in New Zealand from 1990 to 2008. Influenza & Other Respiratory Viruses, 9(1), 14-19. doi: 10.1111/irv.12292

Lal, A., Lill, A. W. T., McIntyre, M., Hales, S., Baker, M. G., & French, N. P. (2015). Environmental change and enteric zoonoses in New Zealand: A systematic review of the evidence. Australian & New Zealand Journal of Public Health, 39(1), 63-68. doi: 10.1111/1753-6405.12274

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