• 1302 Citations
  • 19 h-Index
19972022
If you made any changes in Pure these will be visible here soon.

Research Outputs 1997 2019

2019

Beyond mean modelling: bias due to misspecification of dispersion in Poisson-inverse Gaussian regression

Heller, G. Z., Couturier, D-L. & Heritier, S. R., Mar 2019, In : Biometrical Journal. 61, 2, p. 333-342 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Inverse Gaussian
Misspecification
Siméon Denis Poisson
Treatment Effects
Regression

Comments on: Modular regression—a Lego system for building structured additive distributional regression models with tensor product interactions

Stasinopoulos, M. D., Rigby, R. A., Heller, G. Z. & De Bastiani, F., 12 Mar 2019, In : Test. 28, 1, p. 52-54 3 p.

Research output: Contribution to journalComment/opinionResearchpeer-review

Predicting falls in people with Parkinson’s disease: impact of methodological approaches on predictors identified

Almeida, L. R. S., Heller, G., Allen, N. E., Canning, C. G., Sherrington, C., Valenca, G. T., Oliveira-Filho, J. & Paul, S. S., 25 Jul 2019, In : Aging clinical and experimental research.

Research output: Contribution to journalArticleResearchpeer-review

Levodopa
Parkinson Disease
Gait
Freezing
Multivariate Analysis

Remodeling of the feeding arterial system after surgery for resection of brain arteriovenous malformations: an observational study

Morgan, M. K., Guilfoyle, M., Kirollos, R. & Heller, G. Z., 1 Jan 2019, In : Neurosurgery. 84, 1, p. 84-94 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Arteriovenous Malformations
Observational Studies
Internal Carotid Artery
Arteries
Brain
2018

Comparing outcome scales for unruptured intracranial aneurysms: a prospective cohort study

Morgan, M. K., O'Donnell, J. M., Heller, G. Z. & Rogers, J. M., Dec 2018, In : Journal of Clinical Neuroscience. 58, p. 56-63 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Intracranial Aneurysm
Cohort Studies
Prospective Studies
Outcome Assessment (Health Care)
Referral and Consultation
Open Access
File
Psychotherapy
Depression
Aptitude
Therapeutics
Health

ordinalCont: Ordinal Regression Analysis for Continuous Scales: Version 2.0.0

Manuguerra, M. & Heller, G., 21 Nov 2018

Research output: Non-traditional research outputSoftwareResearch

Ordinal Regression
Regression Analysis
Link Function
Latent Variables
Ordinal Variables

The role of embolization before surgery for Spetzler-Ponce Class B and C brain AVMs: a prospective cohort series

Morgan, M. K. & Heller, G. Z., 1 Aug 2018, In : Journal of Neurosurgical Sciences. 62, 4, p. 429-436 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Brain
Postoperative Hemorrhage
Arteriovenous Malformations
Uncertainty
Odds Ratio
Open Access
File
Aptitude
Psychotherapy
Logistic Models
Outcome Assessment (Health Care)
Depression
2017

Deliberate employment of postoperative hypotension for brain arteriovenous malformation surgery and the incidence of delayed postoperative hemorrhage: a prospective cohort study

Morgan, M. K., Wiedmann, M. K. H., Assaad, N. N. A., Parr, M. J. A. & Heller, G. Z., Nov 2017, In : Journal of Neurosurgery. 127, 5, p. 1025-1040 16 p.

Research output: Contribution to journalArticleResearchpeer-review

Postoperative Hemorrhage
Arteriovenous Malformations
Hypotension
Cohort Studies
Prospective Studies

Flexible regression and smoothing: using GAMLSS in R

Stasinopoulos, D. M., Rigby, R., Heller, G., Voudouris, V. & De Bastiani, F., 2017, Boca Raton, Florida: Chapman & Hall/CRC. 549 p. (Chapman and Hall/CRC the R Series)

Research output: Book/ReportBookResearchpeer-review

Generalized Additive Models
Smoothing
Regression
Location Parameter
Generalized Linear Model

Microsurgery for Spetzler-Ponce Class A and B arteriovenous malformations utilizing an outcome score adopted from Gamma Knife radiosurgery: a prospective cohort study

Morgan, M. K., Wiedmann, M. K. H., Stoodley, M. A. & Heller, G. Z., Nov 2017, In : Journal of Neurosurgery. 127, 5, p. 1105-1116 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Microsurgery
Radiosurgery
Arteriovenous Malformations
Cohort Studies
Prospective Studies

Semi-parametric ordinal regression models for continuous scales

Manuguerra, M., Heller, G. & Ma, J., 2017, Proceedings of the 32nd International Workshop on Statistical Modelling. Grzegorczyk, M. & Ceoldo, G. (eds.). Groningen, Vol. 1. p. 236-241 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contributionResearchpeer-review

Ordinal Regression
Semiparametric Regression
Chemotherapy
Regression Model
Marginal Likelihood

The risk of seizure following surgery for brain arteriovenous malformation: a prospective cohort study

O’Donnell, J. M., Morgan, M. K. & Heller, G. Z., 1 Dec 2017, In : Neurosurgery. 81, 6, p. 935-948 14 p.

Research output: Contribution to journalArticleResearchpeer-review

Arteriovenous Malformations
Seizures
Cohort Studies
Prospective Studies
Brain

Transdural arterial recruitment to brain arteriovenous malformation: clinical and management implications in a prospective cohort series

Bervini, D., Morgan, M. K., Stoodley, M. A. & Heller, G. Z., 1 Jul 2017, In : Journal of Neurosurgery. 127, 1, p. 51-58 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Arteriovenous Malformations
Digital Subtraction Angiography
Brain
Hemorrhage
Cohort Studies
2016

Complication-effectiveness analysis for brain arteriovenous malformation surgery: a prospective cohort study

Morgan, M. K., Wiedmann, M., Assaad, N. N. & Heller, G. Z., 1 Jul 2016, In : Neurosurgery. 79, 1, p. 47-57 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Arteriovenous Malformations
Cohort Studies
Prospective Studies
Brain
Confidence Intervals

Complication-effectiveness analysis for unruptured intracranial aneurysm surgery: a prospective cohort study

Morgan, M. K., Wiedmann, M., Assaad, N. N. & Heller, G. Z., 1 May 2016, In : Neurosurgery. 78, 5, p. 648-659 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Intracranial Aneurysm
Cohort Studies
Prospective Studies
Confidence Intervals
Retreatment

Factors associated with proximal intracranial aneurysms to brain arteriovenous malformations: A prospective cohort study

Morgan, M. K., Alsahli, K., Wiedmann, M., Assaad, N. N. & Heller, G. Z., 1 Jun 2016, In : Neurosurgery. 78, 6, p. 787-792 6 p.

Research output: Contribution to journalReview articleResearchpeer-review

Arteriovenous Malformations
Intracranial Aneurysm
Cohort Studies
Prospective Studies
Brain

How to analyze the Visual Analogue Scale: myths, truths and clinical relevance

Heller, G. Z., Manuguerra, M. & Chow, R., 1 Oct 2016, In : Scandinavian Journal of Pain. 13, p. 67-75 9 p.

Research output: Contribution to journalReview articleResearchpeer-review

Visual Analog Scale
Benchmarking
Normal Distribution
Pain Measurement
Sample Size

The risk of seizure after surgery for unruptured intracranial aneurysms: A prospective cohort study

O'Donnell, J. M., Morgan, M. K., Bervini, D., Heller, G. Z. & Assaad, N., 1 Aug 2016, In : Neurosurgery. 79, 2, p. 222-229 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Intracranial Aneurysm
Seizures
Cohort Studies
Prospective Studies
Life Tables
2015

A mass shooting at Port Arthur, Tasmania, Australia: A study of its impact on early pregnancy losses using a conception time-based methodology

Dean, R. G., Dean, J., Heller, G. Z. & Leader, L. R., 26 May 2015, In : Human Reproduction. 30, 11, p. 2671-2676 6 p.

Research output: Contribution to journalArticleResearchpeer-review

Tasmania
Parturition
First Pregnancy Trimester
Pregnancy
Sex Ratio

A statistical method for the analysis of speech intelligibility tests

Hu, W., Swanson, B. A. & Heller, G. Z., 6 Jul 2015, In : PLoS ONE. 10, 7, p. 1-17 17 p., e0132409.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Speech Intelligibility
Speech intelligibility
Signal-To-Noise Ratio
Statistical methods
statistical analysis

Exercise for falls prevention in Parkinson disease: A randomized controlled trial

Canning, C. G., Sherrington, C., Lord, S. R., Close, J. C. T., Heritier, S., Heller, G. Z., Howard, K., Allen, N. E., Latt, M. D., Murray, S. M., O'Rourke, S. D., Paul, S. S., Song, J. & Fung, V. S. C., 2015, In : Neurology. 84, 3, p. 304-312 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Parkinson Disease
Randomized Controlled Trials
Exercise
Accidental Falls
Gait

Knowledge, Attitude, Practice and Barriers regarding cervical cancer and its screening using Pap smear, in rural women of Ba, Lautoka and Nadi, Fiji

Naidu, S., Heller, G., Qalomaiwasa, G., Naidu, S. & Gyaneshwar, R., 2015, In : Pacific journal of reproductive health. 1, 2, p. 50-59 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Fiji
Health Knowledge, Attitudes, Practice
Papanicolaou Test
Early Detection of Cancer
Uterine Cervical Neoplasms
2014

Ambient Temperature and Severity of Intracerebral Haemorrhage: The interact1 Study

Zheng, D., Arima, H., Heeley, E., Karpin, A., Heller, G., Yang, J., Chalmers, J. & Anderson, C. S., 2014, In : Neuroepidemiology. 42, 3, p. 169-173 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Cerebral Hemorrhage
Hematoma
Temperature
Logistic Models
Blood Pressure

A post-hospital home exercise program improved mobility but increased falls in older people: A randomised controlled trial

Sherrington, C., Lord, S. R., Vogler, C. M., Close, J. C. T., Howard, K., Dean, C. M., Heller, G. Z., Clemson, L., O'Rourke, S. D., Ramsay, E., Barraclough, E., Herbert, R. D. & Cumming, R. G., 2014, In : PLoS ONE. 9, 9, p. 1-12 12 p., e104412.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
exercise
Randomized Controlled Trials
Control Groups
Task Performance and Analysis
New Zealand

A whale alarm fails to deter migrating humpback whales: An empirical test

Harcourt, R., Pirotta, V., Heller, G., Peddemors, V. & Slip, D., 2014, In : Endangered Species Research. 25, 1, p. 35-42 8 p.

Research output: Contribution to journalArticleResearchpeer-review

whale
porpoise
test
alarm
fishing gear

Comparison of electromyography and kinemyography during recovery from non-depolarising neuromuscular blockade

Stewart, P. A., Freelander, N., Liang, S., Heller, G. & Phillips, S., 2014, In : Anaesthesia and intensive care. 42, 3, p. 378-384 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Neuromuscular Blockade
Electromyography
Neuromuscular Monitoring
Muscles
Finland

Risk factors for frequent falls in people with Parkinson's disease

Paul, S. S., Allen, N. E., Sherrington, C., Heller, G., Fung, V. S. C., Close, J. C. T., Lord, S. R. & Canning, C. G., 2014, In : Journal of Parkinson's Disease. 4, 4, p. 699-703 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Parkinson Disease
Freezing
Area Under Curve
History
Prospective Studies

Surgery for unruptured arteriovenous malformations of the brain is better than conservative management for selected cases: a prospective cohort study

Bervini, D., Morgan, M. K., Ritson, E. A. & Heller, G., 1 Oct 2014, In : Journal of Neurosurgery. 121, 4, p. 878-890 13 p.

Research output: Contribution to journalArticleResearchpeer-review

Arteriovenous Malformations
Cohort Studies
Prospective Studies
Brain
Hemorrhage

Validity of European position paper on rhinosinusitis disease control assessment and modifications in chronic rhinosinusitis

Snidvongs, K., Heller, G. Z., Sacks, R. & Harvey, R. J., Mar 2014, In : Otolaryngology - Head and Neck Surgery (United States). 150, 3, p. 479-486 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Nasal Obstruction
Physicians
Inflammation
Nasal Mucosa
Nose

Work-related road traffic injury: a multilevel systems protocol

Newnam, S., Sheppard, D. M., Griffin, M. A., McClure, R. J., Heller, G., Sim, M. R. & Stevenson, M. R., 2014, In : Injury Prevention. 20, 4, p. 1-6 6 p., e6.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Wounds and Injuries
Organizations
Workplace
Safety
Research
2013

Monte Carlo methods in spatio-temporal regression modeling of migration in the EU

Manuguerra, M., Sofronov, G., Tani, M. & Heller, G., 2013, Proceedings of the 2013 IEEE Conference on Computational Intelligence for Financial Engineering and Economics, CIFEr 2013 - 2013 IEEE Symposium Series on Computational Intelligence, SSCI 2013. Piscataway, NJ: Institute of Electrical and Electronics Engineers (IEEE), p. 128-134 7 p. 6611708

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contributionResearchpeer-review

Monte Carlo methods
Markov processes
Personnel
Economics
Monte Carlo method

Swimming with whales in Tonga: Sustainable use or threatening process?

Kessler, M., Harcourt, R. & Heller, G., May 2013, In : Marine Policy. 39, p. 314-316 3 p.

Research output: Contribution to journalArticleResearchpeer-review

Tonga
Polynesia
whales
whale
boats
2012

A modelling approach for blood units transfused after stem cell transplantation

Heller, G. Z. & Dunlop, L. C., 10 Dec 2012, In : Statistics in Medicine. 31, 28, p. 3649-3655 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Red Blood Cells
Transplantation
Stem Cells
Stem Cell Transplantation
Blood

Comparison of evoked electromyography in three muscles of the hand during recovery from non-depolarising neuromuscular blockade

Phillips, S., Stewart, P. A., Freelander, N. & Heller, G., 2012, In : Anaesthesia and intensive care. 40, 4, p. 690-696 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Neuromuscular Blockade
Electromyography
Hand
Muscles
Ulnar Nerve

Influence of the combination of patient age and deep venous drainage on brain arteriovenous malformation recurrence after surgery

Morgan, M. K., Patel, N. J., Simons, M., Ritson, E. A. & Heller, G. Z., Nov 2012, In : Journal of Neurosurgery. 117, 5, p. 934-941 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Arteriovenous Malformations
Drainage
Recurrence
Brain
Age Groups

Monte Carlo methods in spatio-temporal regression modelling of migration in the EU

Manuguerra, M., Sofronov, G. & Heller, G. Z., 2012, p. 116. 1 p.

Research output: Contribution to conferenceAbstractResearch

Markov chain
modeling
geostatistics
autocorrelation
travel time

Multilevel latent variable models for global health-related quality of lifeassessment

Kifley, A., Heller, G. Z., Beath, K. J., Bulger, D., Ma, J. & Gebski, V., May 2012, In : Statistics in Medicine. 31, 11-12, p. 1249-1264 16 p.

Research output: Contribution to journalArticleResearchpeer-review

Multilevel Models
Latent Variable Models
Quality of Life
Health
Multilevel Modeling

Ordinal regression models for continuous scales

Heller, G. Z. & Manuguerra, M., 2012, Proceedings of the 27th International Workshop on Statistical Modelling. Komárek, A. & Nagy, S. (eds.). Amsterdam, The Netherlands: Statistical Modelling Society, Vol. 1. p. 159-164 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contributionResearchpeer-review

Relationship of CD34+ cells infused and red blood cell transfusion requirements after autologous peripheral blood stem cell transplants: a novel method of analysis

Dunlop, L. C. & Heller, G. Z., Apr 2012, In : Transfusion. 52, 4, p. 782-786 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Erythrocyte Transfusion
Cell Count
Transplants
Erythroid Cells
Autologous Transplantation
2011

Long-range forecasting of intermittent streamflow

Van Ogtrop, F. F., Vervoort, R. W., Heller, G. Z., Stasinopoulos, D. M. & Rigby, R. A., 2011, In : Hydrology and Earth System Sciences. 15, 11, p. 3343-3354 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
streamflow
sea surface temperature
seasonality
logistics
sea surface

Modelling the behaviour state of humpback whales Megaptera novaeangliae in response to vessel presence off Sydney, Australia

Gulesserian, M., Slip, D., Heller, G. & Harcourt, R., 2011, In : Endangered Species Research. 15, 3, p. 255-264 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
whale
vessel
modeling
breeding site
feeding ground
2010

Ordinal regression models for continuous scales

Manuguerra, M. & Heller, G. Z., 2010, In : International Journal of Biostatistics. 6, 1, p. 1557-4679 23 p., 14.

Research output: Contribution to journalArticleResearchpeer-review

Ordinal Regression
Visual Analog Scale
Regression Model
Quality of Life
Neck Pain
2009

Impact of release intervals on empirical research into software evolution, with application to the maintainability of Linux

Thomas, L. G., Schach, S. R., Heller, G. Z. & Offutt, J., 2009, In : IET Software. 3, 1, p. 58-66 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Maintainability
Linux

Latent trajectory modelling of multivariate binary data

Beath, K. J. & Heller, G. Z., Oct 2009, In : Statistical Modelling. 9, 3, p. 199-213 15 p.

Research output: Contribution to journalArticleResearchpeer-review

Binary Data
Multivariate Data
Trajectories
Trajectory
Multiple Outcomes

Randomly stopped sum models: a hydrological application

Heller, G. Z., Stasinopoulos, D. M., Rigby, R. A. & Van Ogtrop, F., 2009, International Workshop on Statistical Modelling. Booth, J. (ed.). USA: Cornell University, p. 156-163 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contributionResearchpeer-review

2008

Biostatistics @ distance: A model for successful multi-institutional delivery

Heller, G. Z., Forbes, A. B., Dear, K. B. G. & Jobling, E., Oct 2008, In : American Statistician. 62, 4, p. 321-328 8 p.

Research output: Contribution to journalReview articleResearchpeer-review

Biostatistics
Online Learning
Learning Environment
Shortage
Choose

Generalized linear models for insurance data

de Jong, P. & Heller, G. Z., 1 Jan 2008, 1 ed. Cambridge, UK; New York: Cambridge University Press. 196 p. (International Series on Actuarial Science)

Research output: Book/ReportBookResearchpeer-review

Generalized Linear Model
Insurance
Correlated Data
Output
Exponential Family
2007

Mean and dispersion modelling for policy claims costs

Heller, G. Z., Stasinopoulos, D. M., Rigby, R. A. & De Jong, P., 2007, In : Scandinavian Actuarial Journal. 2007, 4, p. 281-292 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Costs
Modeling
Insurance
Skewed Distribution
Policy