Dave Barson

2026

Journal - Research Article

Chauhan, A. S., Davie, G., Barson, D., Parackal, S. M., Russell-Camp, T., & Wong, A. (2026). Head and neck cancer incidence and two-year mortality in Aotearoa New Zealand, 2009-2020: A national population-based cohort study. Cancer Epidemiology, 105, 103264. doi: 10.1016/j.canep.2026.103264

Harcombe, H., Davie, G., Barson, D., Maclennan, B., & Sullivan, T. (2026). Comorbidities in major trauma patients in New Zealand: A retrospective cohort study of prevalence and associations with healthcare utilisation, mortality and cost. Injury. Advance online publication. doi: 10.1016/j.injury.2026.113721

Donald, S., Sharples, K., Barson, D., Maclennan, K., Te Karu, L., Phone, D., van Asten, H., Stitely, M., & Parkin, L. (2026). Dispensing of antiemetics during pregnancy in Aotearoa New Zealand, 2005-2020. Australian & New Zealand Journal of Obstetrics & Gynaecology, 66(3), e70157. doi: 10.1111/ajo.70157

2025

Journal - Research Article

Gray, A. R., Barson, D., Cameron, C. M., Samaranayaka, A., & Turner, R. M. (2025). What is 'big data' and what do biostatisticians and data managers want you to know about it? [Invited feature: Statistics primer]. New Zealand Medical Student Journal, (39), 41-43. doi: 10.57129/001c.144922

Conference Contribution - Published proceedings: Abstract

Donald, S., Sharples, K., Barson, D., Maclennan, K., Te Karu, L., Phone, D., van Asten, H., Stitely, M., & Parkin, L. (2025). Ondansetron in the first trimester of pregnancy and risk of congenital malformations: A study using the New Zealand Pregnancy Cohort. Pharmacoepidemiology & Drug Safety, 34, (pp. 530). [Abstract]

2024

Journal - Research Article

Derrett, S., Owen, H. E., Barson, D., Maclennan, B., Samaranayaka, A., Harcombe, H., & Wyeth, E. H. (2024). New Zealand’s Prospective Outcomes of Injury Study—10 years on (POIS-10): Descriptive outcomes to 12 years post-injury [Short report]. Injury Prevention, 30(3), 251-255. doi: 10.1136/ip-2023-045058

2023

Journal - Research Article

Owen, H. E., Wyeth, E. H., Maclennan, B., Barson, D., McBride, P., Gabbe, B. J., … Derrett, S. (2023). Cohort profile: The Trauma Outcomes Project, a prospective study of New Zealanders experiencing major trauma. BMJ Open, 13, e075480. doi: 10.1136/bmjopen-2023-075480

Harcombe, H., Barson, D., Samaranayaka, A., Davie, G., Wyeth, E., Derrett, S., & McBride, P. (2023). Predictors of hospital readmission after trauma: A retrospective cohort study in New Zealand. Injury, 54(6), 1546-1552. doi: 10.1016/j.injury.2023.03.009

2022

Journal - Research Article

Sise, A., Donald, S., Coppell, K. J., Barson, D., Crengle, S., & Parkin, L. (2022). Are women with gestational diabetes being screened for type 2 diabetes following pregnancy? A nationwide retrospective cohort study in Aotearoa New Zealand. Diabetes Research & Clinical Practice, 194, 110139. doi: 10.1016/j.diabres.2022.110139

Journal - Research Other

Parkin, L., Williams, S., Sharples, K., Barson, D., Horsburgh, S., Jackson, R., … Dummer, J. (2022). Dual versus single long-acting bronchodilator use could raise acute coronary syndrome risk by over 50% [Authors reply]. Journal of Internal Medicine, 291, 707-708. doi: 10.1111/joim.13439

Conference Contribution - Published proceedings: Abstract

Harcombe, H., Barson, D., Samaranayaka, A., Davie, G., Wyeth, E., & Derrett, S. (2022). Predictors of readmission after trauma: A retrospective cohort study in New Zealand. Injury Prevention, 28(Suppl. 2), (pp. A15-A16). doi: 10.1136/injuryprev-2022-safety2022.47

Sise, A., Donald, S., Coppell, K., Barson, D., Crengle, S., & Parkin, L. (2022). Postpartum screening for type 2 diabetes following a first diagnosis of gestational diabetes in Aotearoa New Zealand: A nationwide study based on the New Zealand Pregnancy Cohort. Proceedings of the 7th Pharmacoepidemiology Research Network Symposium. (pp. 13-14). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Donald, S., Sharples, K., Barson, D., Horsburgh, S., & Parkin, L. (2022). Exposure to SSRI and SNRI antidepressants during late pregnancy and the risk of small for gestational age infants. Proceedings of the 7th Pharmacoepidemiology Research Network Symposium. (pp. 11-12). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Conference Contribution - Verbal presentation and other Conference outputs

Sise, A., Donald, S., Coppell, K., Barson, D., Crengle, S., & Parkin, L. (2022, November). A nationwide retrospective cohort study of postpartum screening for type 2 diabetes following a first diagnosis of gestational diabetes in Aotearoa New Zealand. Verbal presentation at the New Zealand College of Public Health Medicine Annual Scientific Meeting and Workshop, Dunedin, New Zealand.

2021

Journal - Research Article

Guo, J., Parkin, L., Zeng, J., Barson, D., & Horsburgh, S. (2021). Treatment pathways in people with type 2 diabetes mellitus: A nationwide cohort study of new users of metformin monotherapy in New Zealand. BMJ Open, 11, e051884. doi: 10.1136/bmjopen-2021-051884

Parkin, L., Williams, S., Sharples, K., Barson, D., Horsburgh, S., Jackson, R., … Dummer, J. (2021). Dual versus single long-acting bronchodilator use could raise acute coronary syndrome risk by over 50%: A population-based nested case-control study. Journal of Internal Medicine, 290, 1028-1038. doi: 10.1111/joim.13348

Donald, S., Sharples, K., Barson, D., Horsburgh, S., & Parkin, L. (2021). Antidepressant dispensing before, during, and after pregnancy in New Zealand, 2005-2014. Australian & New Zealand Journal of Obstetrics & Gynaecology, 61, 837-845. doi: 10.1111/ajo.13352

Horsburgh, S., Sharples, K., Barson, D., Zeng, J., & Parkin, L. (2021). Patterns of metformin monotherapy discontinuation and reinitiation in people with type 2 diabetes mellitus in New Zealand. PLoS ONE, 16(4), e0250289. doi: 10.1371/journal.pone.0250289

Parkin, L., Williams, S., Barson, D., Sharples, K., Horsburgh, S., Jackson, R., & Dummer, J. (2021). Is the use of two versus one long-acting bronchodilator by patients with COPD associated with a higher risk of acute coronary syndrome in real-world clinical practice? BMJ Open Respiratory Research, 8(1), e000840. doi: 10.1136/bmjresp-2020-000840

Penno, E., Sullivan, T., Barson, D., & Gauld, R. (2021). Private choices, public costs: Evaluating cost-shifting between private and public health sectors in New Zealand. Health Policy, 125, 406-414. doi: 10.1016/j.healthpol.2020.12.008

Barak, Y., Barson, D., Davie, G., Glue, P., & Paleacu, D. (2021). Internalize at your peril: Internalizing disorders as risk factors for dementia: Cohort study. GeroScience, 43, 253-261. doi: 10.1007/s11357-020-00285-y

Conference Contribution - Published proceedings: Abstract

Donald, S., Sharples, K., Barson, D., Horsburgh, S., & Parkin, L. (2021). SSRI and SNRI antidepressants in late pregnancy and risk of postpartum haemorrhage. Proceedings of the 6th Pharmacoepidemiology Research Network Symposium. (pp. 16). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Parkin, L., Williams, S., Sharples, K., Barson, D., Horsburgh, S., Jackson, R., … Dummer, J. (2021). Long-acting bronchodilators and risk of acute coronary syndrome in people with chronic obstructive pulmonary disease. Proceedings of the 6th Pharmacoepidemiology Research Network Symposium. (pp. 14-15). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Parkin, L., Williams, S., Sharples, K., Barson, D., Horsburgh, S., Jackson, R., & Dummer, J. (2021). Long-acting bronchodilators and risk of acute coronary syndrome. International Journal of Epidemiology, 50(Suppl. 1), (pp. i184-i185). doi: 10.1093/ije/dyab168.522

2020

Journal - Research Article

Donald, S., Sharples, K., Barson, D., Horsburgh, S., & Parkin, L. (2020). Patterns of prescription medicine dispensing before and during pregnancy in New Zealand, 2005-2015. PLoS ONE, 15(6), e0234153. doi: 10.1371/journal.pone.0234153

Donald, S., Sharples, K., Barson, D., Horsburgh, S., & Parkin, L. (2020). Prescription medicines with potential for foetal harm: Dispensing before and during pregnancy in New Zealand, 2005-2015. European Journal of Clinical Pharmacology, 76, 887-896. doi: 10.1007/s00228-020-02868-2

Parkin, L., Quon, J., Sharples, K., Barson, D., & Dummer, J. (2020). Underuse of beta-blockers by patients with COPD and co-morbid acute coronary syndrome: A nationwide follow-up study in New Zealand. Respirology, 25, 173-182. doi: 10.1111/resp.13662

Conference Contribution - Published proceedings: Abstract

Davie, G., Keddell, E., & Barson, D. (2020). Child protection inequalities in New Zealand: Exploring relationships with social gradient using national linked administrative datasets. International Journal of Population Data Science, 5(5). doi: 10.23889/ijpds.v5i5.1549

Penno, E., Sullivan, T., Gauld, R., & Barson, D. (2020). Private choices, public costs: Evaluating cost-shifting between private and public health sectors in New Zealand. Proceedings of the Annual Centre for Health Systems and Technology (CHeST) Symposium: Improving Healthcare with Emerging Technologies. Retrieved from https://www.otago.ac.nz/healthsystems/symposium/index.html

2019

Journal - Research Article

Horsburgh, S., Barson, D., Zeng, J., Sharples, K., & Parkin, L. (2019). Adherence to metformin monotherapy in people with type 2 diabetes mellitus in New Zealand. Diabetes Research & Clinical Practice, 158, 107902. doi: 10.1016/j.diabres.2019.107902

Keddell, E., Davie, G., & Barson, D. (2019). Child protection inequalities in Aotearoa New Zealand: Social gradient and the ‘inverse intervention law’. Children & Youth Services Review, 104, 104383. doi: 10.1016/j.childyouth.2019.06.018

Davie, G., Barson, D., Simpson, J. C., Lilley, R., Gulliver, P., & Cryer, C. (2019). Using hospital discharge data for injury research or surveillance? An observational study illustrating the impact of administrative change. Injury Prevention, 25, 540-545. doi: 10.1136/injuryprev-2019-043201

Conference Contribution - Published proceedings: Abstract

Donald, S., Sharples, K., Barson, D., Horsburgh, S., & Parkin, L. (2019). Dispensing of medicines with potential for fetal harm during pregnancy in New Zealand. Proceedings of the 5th Pharmacoepidemiology Research Network Symposium. Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Guo, J., Parkin, L., Zeng, J., Barson, D., & Horsburgh, S. (2019). Treatment escalation patterns in people with type 2 diabetes: A national follow-up study. Proceedings of the 5th Pharmacoepidemiology Research Network Symposium. Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Horsburgh, S., Parkin, L., Barson, D., Sharples, K., Zeng, J., Te Morenga, L., & Sopoaga, F. (2019). Metformin adherence and persistence in people with type 2 diabetes: Latest findings from the national study. Proceedings of the 5th Pharmacoepidemiology Research Network Symposium. Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Parkin, L., Quon, J., Sharples, K., Barson, D., & Dummer, J. (2019). Prevention of acute coronary events: Are people with COPD missing out? Proceedings of the Australasian Epidemiological Association (AEA) Annual Scientific Meeting: Epidemiology in the Real World. (pp. 87). Retrieved from http://www.aea2019.com

Penno, E., Sullivan, T., Gauld, R., & Barson, D. (2019). Private choices, public costs: Evaluating cost-shifting between private and public health sectors in New Zealand. Proceedings of the 11th Health Services and Policy Research Conference (HSRAANZ): Addressing Health Service Inequities to Improve Health System Performance. Retrieved from www.healthservicesconference.com.au

2018

Journal - Research Article

Donald, S., Barson, D., Horsburgh, S., Sharples, K., & Parkin, L. (2018). Generation of a pregnancy cohort for medicine utilisation and medicine safety studies in New Zealand. Pharmacoepidemiology & Drug Safety, 27, 1335-1343. doi: 10.1002/pds.4671

Quon, J., Parkin, L., Sharples, K., & Barson, D. (2018). Co-prescribing of contraindicated and use-with-caution drugs in a national cohort of new users of simvastatin: How well are prescribing guidelines followed? New Zealand Medical Journal, 131(1474), 35-44. Retrieved from https://www.nzma.org.nz/journal

Blank, M.-L., Parkin, L., Zeng, J., & Barson, D. (2018). Proton pump inhibitors and infant pneumonia/other lower respiratory tract infections: National nested case-control study. Journal of Pediatric Gastroenterology & Nutrition, 67(3), 335-340. doi: 10.1097/mpg.0000000000001984

Parkin, L., Barson, D., Zeng, J., Horsburgh, S., Sharples, K., & Dummer, J. (2018). Patterns of use of long-acting brochodilators in patients with COPD: A nationwide follow-up study of new users in New Zealand. Respirology, 23(6), 583-592. doi: 10.1111/resp.13235

Conference Contribution - Published proceedings: Abstract

Quon, J., Parkin, L., Sharples, K., Barson, D., & Dummer, J. (2018). Under-use of beta-blockers by New Zealand patients with chronic obstructive pulmonary disease and co-morbid acute coronary syndrome. Proceedings of the 4th Pharmacoepidemiology Research Network Symposium. (pp. 21-22). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Blank, M.-L., Parkin, L., Zeng, J., & Barson, D. (2018). Proton pump inhibitor use and pneumonia in infants: Is there a relationship? Proceedings of the 4th Pharmacoepidemiology Research Network Symposium. (pp. 19-20). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Horsburgh, S., Parkin, L., Barson, D., Sharples, K., Zeng, J., Te Morenga, L., & Sopoaga, F. (2018). Improving metformin adherence and persistence in people with type 2 diabetes: An update. Proceedings of the 4th Pharmacoepidemiology Research Network Symposium. (pp. 17-18). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Donald, S., Barson, D., Sharples, K., Horsburgh, S., & Parkin, L. (2018). Prescription medicine use during pregnancy in New Zealand, 2005-2015. Proceedings of the 4th Pharmacoepidemiology Research Network Symposium. (pp. 9-10). Retrieved from https://www.otago.ac.nz/pharmacoepidemiology

Donald, S., Barson, D., Parkin, L., Horsburgh, S., & Sharples, K. (2018). Generation of a New Zealand pregnancy cohort for medicine utilisation and safety studies. Pharmacoepidemiology & Drug Safety, 27(Suppl. 2), (pp. 244-245). doi: 10.1002/pds.4629

Conference Contribution - Poster Presentation (not in published proceedings)

Donald, S., Barson, D., Horsburgh, S., Sharples, K., & Parkin, L. (2018, November). Generation of a New Zealand pregnancy cohort for medicine utilisation and safety studies. Poster session presented at the Women’s Wellbeing Symposium, Dunedin, New Zealand.

2017

Journal - Research Article

Parkin, L., Sharples, K. J., Barson, D. J., & Blank, M.-L. (2017). Simvastatin dose and acute kidney injury without concurrent serious muscle injury: A nationwide nested case-control study. PLoS ONE, 12(7), e0182066. doi: 10.1371/journal.pone.0182066

Samaranayaka, C., Samaranayaka, A., Barson, D., & De Silva, R. K. (2017). Factors influencing trends in trauma-associated orbital cavity reconstruction procedures and time delay: New Zealand national data 2000–2014. Trauma, 20(4), 258-267. doi: 10.1177/1460408617719477

McKergow, E., Parkin, L., Barson, D. J., Sharples, K. J., & Wheeler, B. J. (2017). Demographic and regional disparities in insulin pump utilization in a setting of universal funding: A New Zealand nationwide study. Acta Diabetologica, 54(1), 63-71. doi: 10.1007/s00592-016-0912-7

Journal - Research Other

Derrett, S., Harcombe, H., Wyeth, E., Davie, G., Samaranayaka, A., Hansen, P., … Sullivan, T., Wilson, S., & Barson, D. (2017). Subsequent Injury Study (SInS): Improving outcomes for injured New Zealanders. Injury Prevention, 23(6), 429. doi: 10.1136/injuryprev-2016-042193

Conference Contribution - Verbal presentation and other Conference outputs

McKergow, E., Parkin, L., Barson, D. J., Sharples, K. J., & Wheeler, B. J. (2017, May). Demographic and regional disparaties in insulin pump utilisation in a setting of universal funding: A New Zealand nationwide study. Verbal presentation at the New Zealand Society for the Study of Diabetes (NZSSD) Annual Scientific Meeting, Dunedin, New Zealand.

2015

Conference Contribution - Verbal presentation and other Conference outputs

Skegg, D., Sharples, K., Barson, D., Edwards, R., & Tatley, M. (2015, November). What do the next 5(0) years hold? Panel discussion at the Inaugural Pharmacoepidemiology Research Network Symposium, Dunedin, New Zealand.

2014

Journal - Research Article

Cryer, C., Langley, J. D., Samaranayaka, A., Davie, G., Morgaine, K., Lilley, R., & Barson, D. (2014). An outcome evaluation of a New Zealand farm safety intervention: A historical cohort study. American Journal of Industrial Medicine, 57(4), 458-467. doi: 10.1002/ajim.22290

2013

Journal - Research Article

Vu, T., Davie, G., Barson, D., Day, L., & Finch, C. F. (2013). Accuracy of evidence-based criteria for identifying an incident hip fracture in the absence of the date of injury: A retrospective database study. BMJ Open, 3, e003222. doi: 10.1136/bmjopen-2013-003222

Conference Contribution - Published proceedings: Abstract

Simpson, J., & Barson, D. (2013). A brief "how, who where and why" of paediatric head injuries from New Zealand routinely collected health data. Proceedings of the Paediatric Society of New Zealand 65th Annual Scientific Meeting. (pp. 26). Retrieved from http://www.psnz2013.co.nz/

2012

Conference Contribution - Published proceedings: Abstract

Vu, T., Davie, G., Barson, D., Day, L., & Finch, C. (2012). Validating evidence-based criteria for identifying incident hip fractures in the absence of date of injury. Injury Prevention, 18(Suppl. 1), (pp. A41). doi: 10.1136/injuryprev-2012-040580d.9

2011

Journal - Research Article

Davie, G., Samaranayaka, A., Langley, J. D., & Barson, D. (2011). Estimating person-based injury incidence: Accuracy of an algorithm to identify readmissions from hospital discharge data. Injury Prevention, 17(5), 338-342. doi: 10.1136/injuryprev-2011-040090

2008

Conference Contribution - Published proceedings: Abstract

Cryer, C., Samaranayaka, A., Russell, D., Barson, D., Morgaine, K., Langley, J., & Davie, G. (2008). The effectiveness of the New Zealand FarmSafe^TM programmes: Development and investigation of a method for outcome evaluation. Proceedings of the National Occupational Injury Research Symposium. Retrieved from http://www.cdc.gov/niosh/noirs/2008/abstracts2008.html

Commissioned Report for External Body

Cryer, C., Samaranayaka, A., Russell, D., Morgaine, K., Davie, G., Langley, J., & Barson, D. (2008). Pilot injury outcome evaluation of the effectiveness of the FarmSafe^™ programmes for sheep, beef and dairy farmers - Parts 1 and 2. Commissioned by Accident Compensation Corporation of New Zealand. Dunedin, New Zealand: Injury Prevention Research Unit, Department of Preventive and Social Medicine, University of Otago. 176p.