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Professor Andrew Day

Andrew DayHead of Department / Cure Kids Chair of Paediatric Research at UOC

MB ChB MD FRACP AGAF

Tel +64 3 372 6718
Email andrew.day@otago.ac.nz

Andrew Day trained in paediatrics in Christchurch and undertook further subspeciality training in Toronto, Canada.

After completing clinical and research training in Canada, Professor Day took up a clinical academic position at University of New South Wales, Sydney, Australia.

He returned to the department in 2009 and was appointed to Head of Department in 2010.

Professor Day is a paediatric gastroenterologist.

Research interests

Projects focus

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Publications

Mules, T. C., Swaminathan, A., Hirschfeld, E., Borichevsky, G., Frampton, C., Day, A. S., & Gearry, R. B. (2021). The impact of disease activity on psychological symptoms and quality of life in patients with inflammatory bowel disease-results from the Stress, Anxiety and Depression with Disease Activity (SADD) Study. Alimentary Pharmacology & Therapeutics. Advance online publication. doi: 10.1111/apt.16616

Pipicella, J. L., Vernon-Roberts, A., Walsh, A., Wierzbicki, A., Day, A. S., Carter, D. W., … Andrews, J. M. (2021). Using a consensus-based method to develop a novel pediatric-specific inflammatory bowel disease eHealth clinical management system. Journal of Gastroenterology & Hepatology, 36(Suppl. 3), (pp. 165-166). [Abstract]

Ho, S. S., Keenan, J., & Day, A. (2021). Chitinase-3-like protein 1 levels in feces but not urine as an emerging biomarker of pediatric inflammatory bowel disease. Journal of Gastroenterology & Hepatology, 36(Suppl. 3), (pp. 164). doi: 10.1111/jgh.15617

Pipicella, J. L., Vernon-Roberts, A., Walsh, A., Wierzbicki, A., Day, A., Carter, D. W., … Gearry, R., … Dutt, S. (2021). Using a consensus-based method to develop a novel paediatric-specific inflammatory bowel disease ehealth clinical management system. Gut, 70(Suppl. 2), (pp. A108-A109). doi: 10.1136/gutjnl-2021-IDDF.127

Wong, E., Lui, K., Day, A. S., & Leach, S. T. (2021). Manipulating the neonatal gut microbiome: Current understanding and future perspectives. Archives of Disease in Childhood: Fetal & Neonatal Edition. Advance online publication. doi: 10.1136/archdischild-2021-321922

Day, A. S. (2019). Exclusive enteral nutrition in children with Crohn’s disease: A focused nutritional intervention. In R. R. Watson & V. R. Preedy (Eds.), Dietary interventions in gastrointestinal diseases: Foods nutrients, and dietary supplements. (pp. 107-116). London, UK: Academic Press. doi: 10.1016/B978-0-12-814468-8.00009-0

Chapter in Book - Research

Leach, S. T., & Day, A. S. (2019). Enzyme-linked immunosorbent assay to measure S100A12 in fecal samples of children and adults. In C. W. Heizmann (Ed.), Calcium-binding proteins of the EF-hand superfamily: From basics to medical applications: Methods in molecular biology (Vol. 1929). (pp. 755-761). New York, NY: Humana Press. doi: 10.1007/978-1-4939-9030-6_47

Chapter in Book - Research

von der Weid, P.-Y., & Day, A. S. (2018). Pediatric lymphatic development and intestinal lymphangiectasia. In M. J. Caplan (Ed.), Reference module in biomedical sciences. Elsevier. doi: 10.1016/B978-0-12-801238-3.66051-8

Chapter in Book - Research

Day, A. S., & Robinson, S. J. (2013). Complementary and alternative medicine use in children with inflammatory bowel disease. In K. R. Carter & G. E. Murphy (Eds.), Alternative medicine: Practices, health benefits and controversies. (pp. 107-116). Nova Science.

Chapter in Book - Research

Beasley, S., & Day, A. (2012). Abdominal pain and vomiting. In M. South & D. Isaacs (Eds.), Practical paediatrics. (7th ed.) (pp. 706-714). Edinburgh, UK: Churchill Livingstone.

Chapter in Book - Research

Day, A. (2013). Paediatrics. In P. Joyce, G. Nicholls, K. Thomas & T. Wilkinson (Eds.), The Christchurch experience: 40 years of research and teaching. (pp. 41-44). Christchurch, New Zealand: University of Otago.

Chapter in Book - Other

Edwards, T. S., Dawson, K. L., Keenan, J. I., & Day, A. S. (2021). A simple method to generate β-casomorphin-7 by in vitro digestion of casein from bovine milk. Journal of Functional Foods, 85, 104631. doi: 10.1016/j.jff.2021.104631

Journal - Research Article

Ho, S. S. C., Hall, S., Keenan, J. I., & Day, A. S. (2021). Australasian pediatric gastroenterologists' perspectives and practices of Celiac disease diagnosis and management. Digestive Diseases & Sciences. Advance online publication. doi: 10.1007/s10620-021-06988-2

Journal - Research Article

Ho, S. S. C., Keenan, J. I., & Day, A. S. (2021). Parent Perspectives of Diagnostic and Monitoring Tests Undertaken by Their Child with Inflammatory Bowel Disease. Pediatric Gastroenterology, Hepatology & Nutrition, 24(1), 19-29. doi: 10.5223/pghn.2021.24.1.19

Journal - Research Article

Mules, T. C., Swaminathan, A., Hirschfeld, E., Borichevsky, G., Frampton, C., Day, A. S., & Gearry, R. B. (2021). The impact of disease activity on psychological symptoms and quality of life in patients with inflammatory bowel disease-results from the Stress, Anxiety and Depression with Disease Activity (SADD) Study. Alimentary Pharmacology & Therapeutics. Advance online publication. doi: 10.1111/apt.16616

Journal - Research Article

Roberts, A. J., Day, A. S., Sinclair, J., Dickson, N., Porter, J., Wellington, G., & Evans, H. M. (2021). Paediatric eosinophilic oesophagitis in New Zealand: A 3-year prospective study. Journal of Paediatrics & Child Health, 57, 234-238. doi: 10.1111/jpc.15183

Journal - Research Article

Vernon-Roberts, A., Frampton, C., Gearry, R. B., & Day, A. S. (2021). Development and validation of a self-management skills assessment tool for children with inflammatory bowel disease: The IBD-Skills Tasks and Abilities Record (IBD-STAR). Journal of Pediatric Gastroenterology & Nutrition, 72(1), 67-73. doi: 10.1097/MPG.0000000000002905

Journal - Research Article

Vernon-Roberts, A., Lopez, R. N., Lewindon, P., Lemberg, D. A., Bowcock, N. L., Alex, G., … Gearry, R. B., & Day, A. S. (2021). Assessment of disease-related knowledge among children with inflammatory bowel disease and their family using IBD-KID2: Evaluating tool generalizability. JPGN Reports, 2(3), e093. doi: 10.1097/PG9.0000000000000093

Journal - Research Article

Zhen, J., Stefanolo, J. P., de la Paz Temprano, M., Seiler, C. L., Caminero, A., de-Madaria, E., … Day, A. S., … Pinto-Sanchez, M. I. (2021). Risk perception and knowledge of COVID-19 in patients with celiac disease. World Journal of Gastroenterology, 27(12), 1213-1225. doi: 10.3748/wjg.v27.i12.1213

Journal - Research Article

Ali, F., Lui, K., Wang, A., Day, A. S., & Leach, S. T. (2020). The perinatal period, the developing intestinal microbiome and inflammatory bowel diseases: What links early life events with later life disease? Journal of the Royal Society of New Zealand, 50(3), 371-383. doi: 10.1080/03036758.2019.1706586

Journal - Research Article

Appleton, L., Watt, E., Jagger, F., Hansen, R., Gearry, R. B., & Day, A. S. (2020). Associations between the presence of granulomata and disease phenotype and outcomes in children diagnosed with Crohn’s disease. Gastrointestinal Disorders, 2(2), 164-170. doi: 10.3390/gidisord2020017

Journal - Research Article

Brown, S. C., Whelan, K., Gearry, R. B., & Day, A. S. (2020). Low FODMAP diet in children and adolescents with functional bowel disorder: A clinical case note review. JGH Open, 4, 153-159. doi: 10.1002/jgh3.12231

Journal - Research Article

Ho, S. S. C., Keenan, J. I., & Day, A. S. (2020). Role of serological tests in the diagnosis of coeliac disease in children in New Zealand. Journal of Paediatrics & Child Health, 56, 1906-1911. doi: 10.1111/jpc.15076

Journal - Research Article

Ho, S. S. C., Ross, M., Keenan, J. I., & Day, A. S. (2020). Fecal calprotectin in combination with standard blood tests in the diagnosis of inflammatory bowel disease in children. Frontiers in Pediatrics, 8, 609279. doi: 10.3389/fped.2020.609279

Journal - Research Article

Ho, S. S., Wall, C., Gearry, R. B., Keenan, J., & Day, A. S. (2020). A pilot study evaluating novel urinary biomarkers for Crohn's disease. Inflammatory Intestinal Diseases, 5(4), 212-220. doi: 10.1159/000510682

Journal - Research Article

Jafari, S., Otley, A., Vahed, H., Heidari, E., Khakshour, A., Tehranian, S., … Day, A. S., & Sayedi, J. (2020). Validation of the Persian version of IMPACT-III Quality of Life Questionnaire in Iranian children with inflammatory bowel disease. Iranian Journal of Pediatrics, 30(2), e86281. doi: 10.5812/ijp.86281

Journal - Research Article

Leach, S. T., Day, A. S., Messenger, R., Walters, T. D., Navas-López, V. M., Sladek, M., … on behalf of the ImageKids study group. (2020). Fecal markers of inflammation and disease activity in paediatric Crohn disease: Results from the ImageKids Study. Journal of Pediatric Gastroenterology & Nutrition, 70(5), 580-585. doi: 10.1097/mpg.0000000000002615

Journal - Research Article

Lopez, R. N., McCombie, A., Gearry, R. B., & Day, A. S. (2020). Impact of a camp upon disease-specific knowledge and quality of life in children and adolescents with inflammatory bowel disease. Inflammatory Intestinal Diseases, 5, 65-69. doi: 10.1159/000505918

Journal - Research Article

Martin, N. G., Roberts, A. J., Evans, H. M., Bishop, J., & Day, A. S. (2020). Three-year outcomes of childhood inflammatory bowel disease in New Zealand: A population-based cohort study. JGH Open, 4, 642-648. doi: 10.1002/jgh3.12310

Journal - Research Article

Porter, J. A., MacKenzie, K. E., Darlow, B. A., Pearson, J. F., & Day, A. S. (2020). A questionnaire-based assessment of gastrointestinal symptoms in children with type 1 diabetes mellitus. Translational Pediatrics, 9(6), 743-749. doi: 10.21037/tp-20-139

Journal - Research Article

Vernon-Roberts, A., Gearry, R. B., & Day, A. S. (2020). Assessment of knowledge levels following an education program for parents of children with inflammatory bowel disease. Frontiers in Pediatrics, 8, 475. doi: 10.3389/fped.2020.00475

Journal - Research Article

Vernon-Roberts, A., Gearry, R. B., & Day, A. S. (2020). The level of public knowledge about inflammatory bowel disease in Christchurch, New Zealand. Inflammatory Intestinal Diseases, 5(4), 205-211. doi: 10.1159/000510071

Journal - Research Article

Vernon-Roberts, A., Otley, A., Frampton, C., Gearry, R. B., & Day, A. S. (2020). Response pattern analysis of IBD-KID: A knowledge assessment tool for children with inflammatory bowel disease. Journal of Paediatrics & Child Health, 56(1), 155-162. doi: 10.1111/jpc.14547

Journal - Research Article

Vernon-Roberts, A., Otley, A., Frampton, C., Gearry, R. B., & Day, A. S. (2020). Validation of a revised knowledge assessment tool for children with inflammatory bowel disease (IBD-KID2). Inflammatory Intestinal Diseases, 5, 70-77. doi: 10.1159/000506200

Journal - Research Article

Wall, C. L., McCombie, A., Mulder, R., Day, A. S., & Gearry, R. B. (2020). Adherence to exclusive enteral nutrition by adults with active Crohn’s disease is associated with conscientiousness personality trait: A sub-study. Journal of Human Nutrition & Dietetics, 33(6), 752-757. doi: 10.1111/jhn.12787

Journal - Research Article

Ho, S. S. C., & Day, A. S. (2019). Exclusive enteral nutrition in children with inflammatory bowel disease: Physician perspectives and practice. JGH Open, 3, 148-153. doi: 10.1002/jgh3.12121

Journal - Research Article

Isoldi, S., Belsha, D., Yeop, I., Uc, A., Zevit, N., Mamula, P., … Day, A. S., … Thomson, M. (2019). Diagnosis and management of children with Blue Rubber Bleb Nevus Syndrome: A multi-center case series. Digestive & Liver Disease, 51, 1537-1546. doi: 10.1016/j.dld.2019.04.020

Journal - Research Article

Karim, S., Porter, J. A., McCombie, A., Gearry, R. B., & Day, A. S. (2019). Transition clinics: An observational study of themes important to young people with inflammatory bowel disease. Translational Pediatrics, 8(1), 83-89. doi: 10.21037/tp.2019.01.04

Journal - Research Article

Martin, N. G., Rigterink, T., Adamji, M., Wall, C. L., & Day, A. S. (2019). Single high-dose oral vitamin D3 treatment in New Zealand children with inflammatory bowel disease. Translational Pediatrics, 8(1), 35-41. doi: 10.21037/tp.2018.11.01

Journal - Research Article

Porter, J. A., MacKenzie, K. E., Darlow, B. A., Butler, R., & Day, A. S. (2019). Gastric emptying in children with type 1 diabetes mellitus: A pilot study. Journal of Paediatrics & Child Health, 55, 416-420. doi: 10.1111/jpc.14215

Journal - Research Article

Rahmani, J., Kord Varkaneh, H., Ryan, P. M., Zarezadeh, M., Rashvand, S., Clark, C., Day, A. S., & Hekmatdoost, A. (2019). Healthy Eating Index-2015 as a predictor of ulcerative colitis risk in a case-control cohort. Journal of Digestive Diseases, 20, 649-655. doi: 10.1111/1751-2980.12826

Journal - Research Article

Rahmani, J., Kord-Varkaneh, H., Hekmatdoost, A., Thompson, J., Clark, C., Salehisahlabadi, A., Day, A. S., & Jacobson, K. (2019). Body mass index and risk of inflammatory bowel disease: A systematic review and dose-response meta-analysis of cohort studies of over a million participants. Obesity Reviews, 20, 1312-1320. doi: 10.1111/obr.12875

Journal - Research Article

Rahmani, J., Kord-Varkaneh, H., Ryan, P. M., Rashvand, S., Clark, C., Day, A. S., & Hekmatdoost, A. (2019). Dietary total antioxidant capacity and risk of ulcerative colitis: A case-control study. Journal of Digestive Diseases, 20, 636-641. doi: 10.1111/1751-2980.12823

Journal - Research Article

Vernon-Roberts, A., Lopez, R. N., Frampton, C., Gearry, R. B., Lemberg, D. A., & Day, A. S. (2019). A symptom self-report tool for children with inflammatory bowel disease (IBDnow). Journal of Pediatric Gastroenterology & Nutrition, 69(1), e7-e12. doi: 10.1097/MPG.0000000000002329

Journal - Research Article

Wall, C. L., McCombie, A. M., Gearry, R. B., & Day, A. S. (2019). Newly diagnosed Crohn's disease treated with standard care or enteral nutrition: Psychological outcomes over 6 months. Inflammatory Intestinal Diseases, 4(1), 7-13. doi: 10.1159/000497323

Journal - Research Article

Day, A. S., Gulati, A. S., Patel, N., Boyle, B., Park, K. T., & Saeed, S. A. (2018). The role of combination therapy in pediatric inflammatory bowel disease (IBD): A clinical report from the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition. Journal of Pediatric Gastroenterology & Nutrition, 66(2), 361-368. doi: 10.1097/mpg.0000000000001850

Journal - Research Article

Garg, M., Leach, S. T., Pang, T., Needham, B., Coffey, M. J., Katz, T., … Day, A. S., … Ooi, C. Y. (2018). Age-related levels of fecal M2-pyruvate kinase in children with cystic fibrosis and healthy children 0 to 10 years old. Journal of Cystic Fibrosis, 17(1), 109-113. doi: 10.1016/j.jcf.2017.07.011

Journal - Research Article

Lawley, M., Wu, J. W., Navas-López, V. M., Huynh, H. Q., Carroll, M. W., Chen, M., … Day, A. S., … Wine, E. (2018). Global variation in use of enteral nutrition for pediatric Crohn disease. Journal of Pediatric Gastroenterology & Nutrition, 67(2), e22-e29. doi: 10.1097/mpg.0000000000001946

Journal - Research Article

Lopez, R. N., Appleton, L., Gearry, R. B., & Day, A. S. (2018). Rising incidence of paediatric inflammatory bowel disease in Canterbury, New Zealand, 1996-2015. Journal of Pediatric Gastroenterology & Nutrition, 66(2), e45-e50. doi: 10.1097/mpg.0000000000001688

Journal - Research Article

Lopez, R. N., Evans, H. M., Appleton, L., Bishop, J., Chin, S., Mouat, S., Gearry, R. B., & Day, A. S. (2018). Prospective incidence of paediatric inflammatory bowel disease in New Zealand in 2015: Results from the Paediatric Inflammatory Bowel Disease in New Zealand (PINZ) Study. Journal of Pediatric Gastroenterology & Nutrition, 66(5), e122-e126. doi: 10.1097/mpg.0000000000001806

Journal - Research Article

Moeeni, V., Walls, T., & Day, A. S. (2018). A retrospective comparison between the PNST and other paediatric nutritional screening tools. International Journal of Child Health & Nutrition, 7(3), 97-101. doi: 10.6000/1929-4247.2018.07.03.1

Journal - Research Article

Aggarwal, V., Day, A. S., Connor, S., Leach, S. T., Brown, G., Singh, R., … Craig, P. I. (2017). Role of capsule endoscopy and fecal biomarkers in small-bowel Crohn's disease to assess remission and predict relapse. Gastrointestinal Endoscopy, 86(6), 1070-1078. doi: 10.1016/j.gie.2017.09.011

Journal - Research Article

Alhagamhmad, M. H., Day, A. S., Lemberg, D. A., & Leach, S. T. (2017). Exploring and enhancing the anti-inflammatory properties of polymeric formula. Journal of Parenteral & Enteral Nutrition, 41(3), 436-445. doi: 10.1177/0148607115625627

Journal - Research Article

Alhagamhmad, M. H., Lemberg, D. A., Day, A. S., Tan, L.-Z., Ooi, C. Y., Krishnan, U., … Leach, S. T. (2017). Advancing nutritional therapy: A novel polymeric formulation attenuates intestinal inflammation in a murine colitis model and suppresses pro-inflammatory cytokine production in ex-vivo cultured inflamed colonic biopsies. Clinical Nutrition, 36(2), 497-505. doi: 10.1016/j.clnu.2016.01.010

Journal - Research Article

Bowden, M. R., Ee, L. C., Krishnan, U., O'Loughlin, E. V., Hardikar, W., Carmody, D., … Day, A. S., … Hazell, P. (2017). Family impact and infant emotional outcomes following diagnosis of serious liver disease or transplantation in infancy. Journal of Pediatric Gastroenterology & Nutrition, 64(4), 528-532. doi: 10.1097/mpg.0000000000001404

Journal - Research Article

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