Dr Yannan Jiang


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Senior Research Fellow


Yannan gained the first degree in Mathematics from Beijing Normal University, and completed her MSc and PhD degrees in Statistics at the University of Auckland. A major focus of her research is designing innovative intervention trials to improve population health in New Zealand and other countries. She has been involved in a wide range of research and commercial projects working with different organisations and providing statistical advice on study design, data monitoring, statistical analysis and reporting, and expert review. Yannan is a senior statistical consultant of the Statistical Consulting Centre (SCC) since its inception in 2009, and has been a named study investigator and principal statistician in a number of research programmes and projects fully funded by the Health Research Council (HRC) of New Zealand, Ministry of Health and National Heart Foundation. To date she has published over 160 peer reviewed journal articles. She was elected to the membership of International Statistical Institute (ISI) in 2012, an invited statistical reviewer for medical journals, and is a member of the New Zealand Statistical Association (NZSA). 

Research | Current

Yannan's current research areas include: clincial trials in nutrition and physical activity, newborn and pregnant women, diabetes and heart diseases; cluster randomized trial design; national survey design and analysis; longitudinal studies; case-control sampling and missing data problems.

Teaching | Current

STATS 780: Statistical Consulting

Postgraduate supervision

Postgraduate students in the Faculty of Science (FOS) and Faculty of Medical & Health Sciences (FMHS).


Senior Statistical Consultant, Statistical Consulting Centre (SCC)

Senior Biostatistician, National Institiute for Health Innovation (NIHI)

Project statistician, Liggins Institute

Areas of expertise

Medical statistics, randomised controlled trials, national registries, longitudinal studies, surveys

Committees/Professional groups/Services

Faculty of Science Equity Committee (FoSEC) member

Selected publications and creative works (Research Outputs)

As of 29 October 2020 there will be no automatic updating of 'selected publications and creative works' from Research Outputs. Please continue to keep your Research Outputs profile up to date.
  • Chen, J., Ho, E., Jiang, Y., Whittaker, R., Yang, T., & Bullen, C. (2020). A Mobile Social Network-Based Smoking Cessation Intervention for Chinese Male Smokers: Protocol for a Pilot Randomized Controlled Trial. JMIR research protocols, 9 (9)10.2196/18071
    Other University of Auckland co-authors: Chris Bullen, Elsie Ho
  • Yeu, R. Q., Brandon, R., Jiang, Y., Griffiths, D., Smallman, K., Moffitt, A., ... Merriman, T. R. (2020). Randomised cross-over trial of vildagliptin and pioglitazone as add-on therapy in patients with type 2 diabetes: predicting Which One is Right Here (WORTH) study protocol. BMJ open, 10 (9)10.1136/bmjopen-2019-036518
    Other University of Auckland co-authors: Rinki Murphy
  • Wang, T. K. M., Grey, C., Jiang, Y., Jackson, R., & Kerr, A. (2020). Contrasting Trends in Acute Coronary Syndrome Hospitalisation and Coronary Revascularisation in New Zealand 2006-2016: A National Data Linkage Study (ANZACS-QI 27). Heart, lung & circulation, 29 (9), 1375-1385. 10.1016/j.hlc.2019.11.015
    Other University of Auckland co-authors: Rod Jackson
  • Lovell, A. L., Davies, P. S. W., Hill, R. J., Milne, T., Matsuyama, M., Jiang, Y., ... Wall, C. R. (2020). Validation and calibration of the Eating Assessment in Toddlers FFQ (EAT FFQ) for children, used in the Growing Up Milk - Lite (GUMLi) randomised controlled trial. The British journal of nutrition, 1-11. 10.1017/s0007114520002664
    Other University of Auckland co-authors: Amy Lovell, Cameron Grant, Clare Wall
  • Leung, M., Black, J., Bloomfield, F. H., Gamble, G. D., Harding, J. E., Jiang, Y., ... Wouldes, T. A. (2020). Effects of Neonatal Hyperglycemia on Retinopathy of Prematurity and Visual Outcomes at 7 Years of Age: A Matched Cohort Study. The Journal of pediatrics, 223, 42-50.e2. 10.1016/j.jpeds.2020.04.059
    Other University of Auckland co-authors: Anna Tottman, Joanna Black, Frank Bloomfield, Jane Harding, Greg Gamble, Benjamin Thompson, Trecia Wouldes, Jane Alsweiler, Jen Rogers
  • Cormack, B. E., Jiang, Y., Harding, J. E., Crowther, C. A., Lynn, A., Nair, A., ... Webster, D. (2020). Plasma ammonia concentrations in extremely low birthweight infants in the first week after birth: secondary analysis from the ProVIDe randomized clinical trial. Pediatric research, 88 (2), 250-256. 10.1038/s41390-019-0730-z
    Other University of Auckland co-authors: Barbara Cormack, Jane Harding, Frank Bloomfield, Caroline Crowther
  • Galante, L., Reynolds, C. M., Milan, A. M., Alexander, T., Bloomfield, F. H., Cameron-Smith, D., ... Vickers, M. H. (2020). Preterm human milk: associations between perinatal factors and hormone concentrations throughout lactation. PEDIATRIC RESEARCH10.1038/s41390-020-1069-1
    Other University of Auckland co-authors: Mark Vickers, Amber Milan, Frank Bloomfield, David Cameron-Smith, Tanith Alexander, Clare Wall, Jane Harding, Jane Alsweiler
  • Cormack, B. E., Jiang, Y., Harding, J. E., Crowther, C. A., Bloomfield, F. H., & ProVIDe Trial Group (2020). Neonatal Refeeding Syndrome and Clinical Outcome in Extremely Low-Birth-Weight Babies: Secondary Cohort Analysis From the ProVIDe Trial. JPEN. Journal of parenteral and enteral nutrition10.1002/jpen.1934
    Other University of Auckland co-authors: Frank Bloomfield, Barbara Cormack, Jane Harding, Caroline Crowther

Contact details

Alternative contact

Extension number 88759

Primary office location

Level 2, Room 292
New Zealand