Dr Jill Haszard, Our people, Department of Human Nutrition, University of Otago, New Zealand

BSc MSc BBiomedSc PhD PGDip(Biostats)

Senior Research Fellow (Biostatistician)

Jill works in the Division of Sciences as a biostatistician. She collaborates with health researchers across the Division but is housed in the Department of Human Nutrition. She has qualifications in maths and biostatistics and also holds a PhD in Human Nutrition and Medicine. She currently co-supervises all Master of Dietetic students as principal investigator of the SuNDiAL project – a nationwide survey of diet, nutrition, and lifestyle.

Jill also works part-time in the Biostatistics Centre (Division of Health Sciences).

Current PhD students

Melanie Dubyk Intuitive eating in mid-age women in a nationwide prospective survey: A mixed-methods approach
Claudia Leong Microbiota and diet in infants and young children
Evelyn Mete Physiological effects of processed wholegrain foods in healthy adults
Alex Lubransky Metabolic effects of short and long term consumption of Zespri kiwifruit
Chaya Ranasinghe Micronutrient status of female adolescents consuming vegetarian and omnivorous diets
Caleb Robinson Whole grains, Fibre and Health: Carbohydrate digestibility and the microbiome

Recent PhD graduates

Sue MacDonell The nutritional status of New Zealand adults living in residential aged-care
Rebecca Harding A regional and nationwide perspective on the relationship between sleep disordered breathing and academic performance in New Zealand children
Aly Diana Adequacy of micronutrient intakes and status of breastfed Indonesian infants fed traditional complementary foods in Sumedang District, West Java: a longitudinal study
Pouya Saeedi Dietary patterns, physical fitness, and markers of cardiovascular health in 9-11 year-old Dunedin children

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Publications

Hargreaves, E. A., Haszard, J. J., Shaw, S., & Peddie, M. C. (2021). Protocol for a pilot trial to assess the feasibility of the Move More @ Work intervention to encourage employees to take the opportunity to move (be physically active) after every 30 min of sitting. Pilot & Feasibility Studies, 7, 172. doi: 10.1186/s40814-021-00903-2

Taylor, R. W., Haszard, J. J., Healey, D., Meredith-Jones, K. A., Taylor, B. J., & Galland, B. C. (2021). Adherence to 24-h movement behavior guidelines and psychosocial functioning in young children: A longitudinal analysis. International Journal of Behavioral Nutrition & Physical Activity, 18, 110. doi: 10.1186/s12966-021-01185-w

Jackson, R., Haszard, J. J., Morrison, S., Galland, B. C., McIntosh, D., Ward, A. L., Meredith-Jones, K. A., & Taylor, R. W. (2021). Measuring short-term eating behaviour and desire to eat: Validation of the child eating behaviour questionnaire and a computerized ‘desire to eat’ computerized questionnaire. Appetite, 167, 105661. doi: 10.1016/j.appet.2021.105661

Peddie, M. C., Scott, T., & Haszard, J. J. (2021). Using a 24 h activity recall (STAR-24) to describe activity in adolescent boys in New Zealand: Comparisons between a sample collected before, and a sample collected during the COVID-19 lockdown. International Journal of Environmental Research & Public Health, 18(15), 8035. doi: 10.3390/ijerph18158035

Gale, J. T., Haszard, J. J., Scott, T., & Peddie, M. C. (2021). The impact of organised sport, physical education and active commuting on physical activity in a sample of New Zealand adolescent females. International Journal of Environmental Research & Public Health, 18(15), 8077. doi: 10.3390/ijerph18158077

Diana, A., Haszard, J. J., Irda Sari, S. Y., Rahmannia, S., Fathonah, A., Sofiah, W. N., … Harper, M., … Houghton, L., & Gibson, R. (2021). Determination of modifiable risk factors for length-for-age z-scores among resource-poor Indonesian infants. PLoS ONE, 16(2), e0247247. doi: 10.1371/journal.pone.0247247

Journal - Research Article

Fangupo, L. J., Haszard, J. J., Reynolds, A. N., Lucas, A. W., McIntosh, D. R., Richards, R., Camp, J., Galland, B. C., Smith, C., & Taylor, R. W. (2021). Do sleep interventions change sleep duration in children aged 0-5 years? A systematic review and meta-analysis of randomised controlled trials. Sleep Medicine Reviews. Advance online publication. doi: 10.1016/j.smrv.2021.101498

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Fangupo, L. J., Haszard, J. J., Taylor, B. J., Gray, A. R., Lawrence, J. A., & Taylor, R. W. (2021). Ultra-processed food intake and associations with demographic factors in young New Zealand children. Journal of the Academy of Nutrition & Dietetics, 121(2), 305-313. doi: 10.1016/j.jand.2020.08.088

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Harding, R., Schaughency, E., Haszard, J. J., Gill, A. I., Luo, R., Lobb, C., Dawes, P., & Galland, B. (2021). Sleep-related breathing problem trajectories across early childhood and academic achievement-related performance at age eight. Frontiers in Psychology, 12, 661156. doi: 10.3389/fpsyg.2021.661156

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Haszard, J. J., Scott, T., Smith, C., & Peddie, M. C. (2021). Shuteye time compared with bedtime: Misclassification of sleep in adolescent females. Journal for the Measurement of Physical Behaviour. Advance online publication. doi: 10.1123/jmpb.2020-0042

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Katiforis, I., Fleming, E. A., Haszard, J. J., Hape-Cramond, T., Taylor, R. W., & Heath, A.-L. M. (2021). Energy, sugars, iron, and vitamin B12 content of commercial infant food pouches and other commercial infant foods on the New Zealand market. Nutrients, 13(2), 657. doi: 10.3390/nu13020657

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Latimer, K. R., Peddie, M. C., Scott, T., & Haszard, J. J. (2021). Rationalisation of meat consumption in New Zealand adolescents. Public Health Nutrition. Advance online publication. doi: 10.1017/s1368980021003244

Journal - Research Article

Leong, C., Gibson, R. S., Diana, A., Haszard, J. J., Rahmannia, S., Ansari, M. B., … Houghton, L. A. (2021). Differences in micronutrient intakes of exclusive and partially breastfed Indonesian infants from resource-poor households are not accompanied by differences in micronutrient status, morbidity, or growth. Journal of Nutrition. Advance online publication. doi: 10.1093/jn/nxaa381

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MacDonell, S. O., Miller, J. C., Harper, M. J., Reid, M. R., Haszard, J. J., Gibson, R. S., & Houghton, L. A. (2021). Multiple micronutrients, including zinc, selenium and iron, are positively associated with anemia in New Zealand aged care residents. Nutrients, 13(4), 1072. doi: 10.3390/nu13041072

Journal - Research Article

Meredith-Jones, K., Taylor, R., Brown, R., Cooke, R., Vlietstra, L., Manning, P., Poulton, R., & Haszard, J. (2021). Age- and sex-specific visceral fat reference cutoffs and their association with cardio-metabolic risk. International Journal of Obesity. Advance online publication. doi: 10.1038/s41366-021-00743-3

Journal - Research Article

Mete, E. M., Haszard, J., Perry, T., Oey, I., Mann, J., & Te Morenga, L. (2021). Effect of wholegrain flour particle size in bread on glycaemic and insulinaemic response among people with risk factors for type 2 diabetes: A randomised crossover trial. Nutrients, 13(8), 2579. doi: 10.3390/nu13082579

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Morrison, S., Galland, B. C., Haszard, J. J., Jackson, R., McIntosh, D. R., Beebe, D. W., Elder, D. E., Ward, A. L., Meredith-Jones, K., & Taylor, R. W. (2021). Eating in the absence of hunger in children with mild sleep loss: A randomized crossover trial with learning effects. American Journal of Clinical Nutrition. Advance online publication. doi: 10.1093/ajcn/nqab203

Journal - Research Article

Ng, H. M., MacDonell, S., Yap, J., Peddie, M. C., Scott, T., & Haszard, J. J. (2021). Predicting height from ulna length for the determination of weight status in New Zealand adolescents: A cross-sectional study. Journal of Human Nutrition & Dietetics. Advance online publication. doi: 10.1111/jhn.12918

Journal - Research Article

Yap, J., Ng, H. M., Peddie, M. C., Fleming, E. A., Webster, K., Scott, T., & Haszard, J. J. (2021). How does being overweight moderate associations between diet and blood pressure in male adolescents? Nutrients, 13, 2054. doi: 10.3390/nu13062054

Journal - Research Article

Appleyard, K., Schaughency, E., Taylor, B., Sayers, R., Haszard, J., Lawrence, J., Taylor, R., & Galland, B. (2020). Sleep and sensory processing in infants and toddlers: A cross-sectional and longitudinal study. American Journal of Occupational Therapy, 74, 7406205010. doi: 10.5014/ajot.2020.038182

Journal - Research Article

Deng, Q., Haszard, J. J., Conner, T. S., Rapsey, C., Peng, M., & Venn, B. J. (2020). Cognitive performance, mood and satiety following ingestion of beverages imparting different glycaemic responses: A randomised double-blind crossover trial. European Journal of Clinical Nutrition. Advance online publication. doi: 10.1038/s41430-020-00749-6

Journal - Research Article

Donaldson, C. I., Haszard, J. J., Perry, T. L., Homer, A. R., Fenemor, S. P., Rehrer, N. J., & Peddie, M. C. (2020). Energy utilisation and postprandial responses during sitting interrupted by regular activity breaks. Journal of Sports Sciences, 38(22), 2517-2524. doi: 10.1080/02640414.2020.1792190

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Gerritsen, S., Egli, V., Roy, R., Haszard, J., De Backer, C., Teunissen, L., … Te Morenga, L. (2020). Seven weeks of home-cooked meals: Changes to New Zealanders’ grocery shopping, cooking and eating during the COVID-19 lockdown. Journal of the Royal Society of New Zealand. Advance online publication. doi: 10.1080/03036758.2020.1841010

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Gibson, R. S., Rahmannia, S., Diana, A., Leong, C., Haszard, J. J., Hampel, D., Reid, M., … Houghton, L. A. (2020). Association of maternal diet, micronutrient status, and milk volume with milk micronutrient concentrations in Indonesian mothers at 2 and 5 months postpartum. American Journal of Clinical Nutrition, 112, 1039-1050. doi: 10.1093/ajcn/nqaa200

Journal - Research Article

Harding, R., Haszard, J. J., Schaughency, E., Drummond, B., & Galland, B. (2020). Parent report of children’s sleep disordered breathing symptoms and limited academic progress in reading, writing, and math. Sleep Medicine, 65, 105-112. doi: 10.1016/j.sleep.2019.07.018

Journal - Research Article

Haszard, J. J., Meredith-Jones, K., Farmer, V., Williams, S., Galland, B., & Taylor, R. (2020). Non-wear time and presentation of compositional 24-hour time-use analyses influence conclusions about sleep and body mass index in children. Journal for the Measurement of Physical Behaviour, 3, 204-210. doi: 10.1123/jmpb.2019-0048

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Houghton, L. A., McIntosh, D. R., Trilok-Kumar, G., Haszard, J. J., & Gibson, R. S. (2020). Suboptimal feeding and caring practices among young Indian children aged 12 to 24 mo living in the slums of New Delhi. Nutrition, 69, 110553. doi: 10.1016/j.nut.2019.110553

Journal - Research Article

Jospe, M. R., de Bruin, W. E., Haszard, J. J., Mann, J. I., Brunton, M., & Taylor, R. W. (2020). Teaching people to eat according to appetite: Does the method of glucose measurement matter? Appetite, 151, 104691. doi: 10.1016/j.appet.2020.104691

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Jospe, M. R., Haszard, J. J., Taylor, R. W., & Freedhoff, Y. (2020). A tool for assessing the satisfaction of a diet: Development and preliminary validation of the Diet Satisfaction Score. Nutrition & Dietetics, 77, 268-273. doi: 10.1111/1747-0080.12591

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Jospe, M. R., Roy, M., Brown, R. C., Haszard, J. J., Meredith-Jones, K., Fangupo, L. J., Osborne, H., Fleming, E. A., & Taylor, R. W. (2020). Intermittent fasting, Paleolithic, or Mediterranean diets in the real world: Exploratory secondary analyses of a weight-loss trial that included choice of diet and exercise. American Journal of Clinical Nutrition, 111, 503-514. doi: 10.1093/ajcn/nqz330

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Kuroko, S., Black, K., Chryssidis, T., Finigan, R., Hann, C., Haszard, J., Jackson, R., … Robinson, C., Thomson, C., … Skidmore, P. (2020). Create Our Own Kai: A randomised control trial of a cooking intervention with group interview insights into adolescent cooking behaviours. Nutrients, 12(3), 796. doi: 10.3390/nu12030796

Journal - Research Article

Lamb, R. L., Haszard, J. J., Little, H. M. J., Franks, A. F., & Meeks, M. G. (2020). Macronutrient composition of donated human milk in a New Zealand population. Journal of Human Lactation. Advance online publication. doi: 10.1177/0890334420963666

Journal - Research Article

Leong, C., Haszard, J. J., Heath, A.-L. M., Tannock, G. W., Lawley, B., Cameron, S. L., Szymlek-Gay, E. A., Gray, A. R., Taylor, B. J., Galland, B. C., Lawrence, J. A., Otal, A., Hughes, A., & Taylor, R. W. (2020). Using compositional principal component analysis to describe children's gut microbiota in relation to diet and body composition. American Journal of Clinical Nutrition, 111(1), 70-78. doi: 10.1093/ajcn/nqz270

Journal - Research Article

Macaulay, G. C., Galland, B. C., Boucher, S. E., Wiltshire, E. J., Haszard, J. J., Campbell, A. J., Black, S. M., Smith, C., Elder, D., & Wheeler, B. J. (2020). Impact of type 1 diabetes mellitus, glucose levels, and glycaemic control on sleep in children and adolescents: A case-control study. Sleep, 43(2), 1-11. doi: 10.1093/sleep/zsz226

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Marchand, O. M., Kendall, F. E., Rapsey, C. M., Haszard, J. J., & Venn, B. J. (2020). The effect of postprandial glycaemia on cognitive function: A randomised crossover trial. British Journal of Nutrition, 123, 1357-1364. doi: 10.1017/s0007114520000458

Journal - Research Article

Mills, B. M., Keesing, C. T., Haszard, J. J., & Venn, B. J. (2020). The effect on satiety of ingesting isosweet and isoenergetic sucrose- and isomaltulose-sweetened beverages: A randomised crossover trial. British Journal of Nutrition, 124, 225-231. doi: 10.1017/s0007114520000884

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Roy, M., Haszard, J. J., Savage, J. S., Yolton, K., Beebe, D. W., Xu, Y., Galland, B., … Taylor, B., Richards, R., … Taylor, R. W. (2020). Bedtime, body mass index and obesity risk in preschool-aged children. Pediatric Obesity, 15, e12650. doi: 10.1111/ijpo.12650

Journal - Research Article

Saeedi, P., Haszard, J., Stoner, L., Skeaff, S., Black, K. E., Davison, B., … Meredith-Jones, K., Quigg, R., … Skidmore, P. M. L. (2020). Relationships between dietary patterns and indices of arterial stiffness and central arterial wave reflection in 9–11-year-old children. Children, 7(6), 66. doi: 10.3390/children7060066

Journal - Research Article

Smith, S., Sims, S. T., Thorpe, H., Baker, D., Haszard, J., Badenhorst, C., & Black, K. E. (2020). Hepcidin and iron: Novel findings for elite female rugby sevens players. Journal of Sports Medicine & Physical Fitness, 60(2), 289-293. doi: 10.23736/s0022-4707.19.10096-5

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Stoner, L., Higgins, S., Black, K., Boggess, K., Meyer, M. L., Chou, A., Galland, B., Haszard, J. J., Meredith-Jones, K., … Skeaff, S., & Skidmore, P. M. L. (2020). Short sleep duration is associated with central arterial stiffness in children independent of other lifestyle behaviors. Journal of Science in Sport & Exercise, 2, 236-245. doi: 10.1007/s42978-020-00062-5

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Taylor, R. W., Haszard, J. J., Farmer, V. L., Richards, R., Te Morenga, L., Meredith-Jones, K., & Mann, J. I. (2020). Do differences in compositional time use explain ethnic variation in the prevalence of obesity in children? Analyses using 24-hour accelerometry. International Journal of Obesity & Related Metabolic Disorders, 44, 94-103. doi: 10.1038/s41366-019-0377-1

Journal - Research Article

Tye, L. S., Scott, T., Haszard, J. J., & Peddie, M. C. (2020). Physical activity, sedentary behaviour and sleep, and their association with BMI in a sample of adolescent females in New Zealand. International Journal of Environmental Research & Public Health, 17(17), 6346. doi: 10.3390/ijerph17176346

Journal - Research Article

Woodward, E., Haszard, J., Worsfold, A., & Venn, B. (2020). Comparison of self-reported speed of eating with an objective measure of eating rate. Nutrients, 12(3), 599. doi: 10.3390/nu12030599

Journal - Research Article

Chan, B. C., Galland, B. C., Smith, L. A., Maessen, S. E., Haszard, J. J., Schaughency, E. A., & Dawes, P. J. D. (2019). Can sleep questionnaires predict outcome in children undergoing adenotonsillectomy for sleep disordered breathing? Australian Journal of Otolaryngology, 2019(2), 6. doi: 10.21037/ajo.2019.01.06

Journal - Research Article

Daniels, L., Gibson, R. S., Diana, A., Haszard, J. J., Rahmannia, S., Luftimas, D. E., … Reid, M., … Houghton, L. A. (2019). Micronutrient intakes of lactating mothers and their association with breast milk concentrations and micronutrient adequacy of exclusively breastfed Indonesian infants. American Journal of Clinical Nutrition, 110, 391-400. doi: 10.1093/ajcn/nqz047

Journal - Research Article

Diana, A., Purnamasari, D. M., Rahmannia, S., Luftimas, D. E., Haszard, J. J., Gibson, R. S., & Houghton, L. A. (2019). Multimicronutrient biomarkers are related to anemia during infancy in Indonesia: A repeated cross sectional study. Current Developments in Nutrition, 3, nzz022. doi: 10.1093/cdn/nzz022

Journal - Research Article

Fangupo, L. J., Haszard, J. J., Leong, C., Heath, A.-L. M., Fleming, E. A., & Taylor, R. W. (2019). Relative validity and reproducibility of a food frequency questionnaire to assess energy intake from minimally processed and ultra-processed foods in young children. Nutrients, 11(6), 1290. doi: 10.3390/nu11061290

Journal - Research Article

Haszard, J. J., Diana, A., Daniels, L., Houghton, L. A., & Gibson, R. S. (2019). Development of a nutrient quality score for the complementary diets of Indonesian infants and relationships with linear growth and stunting: A longitudinal analysis. British Journal of Nutrition, 122, 71-77. doi: 10.1017/S0007114519000813

Journal - Research Article

Haszard, J. J., Russell, C. G., Byrne, R. A., Taylor, R. W., & Campbell, K. J. (2019). Early maternal feeding practices: Associations with overweight later in childhood. Appetite, 132, 91-96. doi: 10.1016/j.appet.2018.10.008

Journal - Research Article

Houghton, L. A., Brown, R. C., Beaumont, S., Jennings, S., Bailey, K. B., Haszard, J. J., … Daniels, L., & Gibson, R. S. (2019). Micronutrient status differs among Maasai and Kamba preschoolers participating in a supplementary feeding program in Kenya. Maternal & Child Nutrition, 15, e12805. doi: 10.1111/mcn.12805

Journal - Research Article

Houghton, L. A., Trilok-Kumar, G., McIntosh, D., Haszard, J. J., Harper, M. J., Reid, M., … Bailey, K., & Gibson, R. S. (2019). Multiple micronutrient status and predictors of anemia in young children aged 12-23 months living in New Delhi, India. PLoS ONE, 14(2), e0209564. doi: 10.1371/journal.pone.0209564

Journal - Research Article

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