Items where Author is "Titman, Andrew"

Jaki, Thomas and Barnett, Helen and Titman, Andrew and Mozgunov, Pavel (2024) A Seamless Phase I/II Platform Design with a Time-To-Event Efficacy Endpoint for Potential COVID-19 Therapies. Statistical Methods in Medical Research, 33 (11-12). pp. 2115-2130. ISSN 0962-2802

Ridall, Gareth and Titman, Andrew and Pettitt, Anthony (2024) Bayesian state-space models for the modelling and prediction of the results of English Premier League football. Journal of the Royal Statistical Society: Series C (Applied Statistics). ISSN 0035-9254 (In Press)

Sudell, David and Killick, Rebecca and Titman, Andrew (2024) D-Optimal Design for Nested Sensor Placement. PhD thesis, Lancaster University.

Morgan, Lucy and Nelson, Barry and Titman, Andrew and Worthington, David (2024) A Spline Function Method for Modelling and Generating a Nonhomogeneous Poisson Process. Journal of Simulation, 18 (4). pp. 557-568. ISSN 1747-7778

Parmar, Drupad and Morgan, Lucy and Titman, Andrew and Williams, Richard (2024) Input Uncertainty and Data Collection Problems in Stochastic Simulation. PhD thesis, Lancaster University.

Parmar, Drupad and Morgan, Lucy and Titman, Andrew and Sanchez, Susan and Williams, Richard (2023) Input Uncertainty Quantification for Quantiles. In: 2022 Winter Simulation Conference (WSC) :. IEEE, pp. 97-108. ISBN 9781665476621

Zhu, Jinyu and Wan, Fang and Titman, Andrew (2023) Confidence Intervals for the Treatment Effects in Adaptive Enrichment Designs. PhD thesis, Lancaster University.

Jackson, Holly and Titman, Andrew and Jaki, Thomas (2023) Rare Disease Trials : Beyond the Randomised Controlled Trial. PhD thesis, Lancaster University.

Welsh, Alexandra and Costain, Deborah and Titman, Andrew (2022) Estimating quality-adjusted life-years : Assessing the bias induced for a terminal decline quality of life model. In: Proceedings of the 36th International Workshop on Statistical Modelling : July 18-22, 2022 - Trieste, Italy. EUT Edizioni Università di Trieste, Trieste 2022, pp. 354-359. ISBN 9788413192673

Park, Julie and Titman, Andrew and Lancaster, Gillian and Selvarajah, Bhavana and Collingwood, Catherine and Powell, Darren and Das, Urmi and Dharmaraj, Poonam and Didi, Mohammed and Senniappan, Senthil and Blair, Joanne (2022) Baseline and peak cortisol response to the low dose short Synacthen test relates to indication for testing, age and sex. Journal of the Endocrine Society, 6 (6): bvac043. bvac043. ISSN 2472-1972

Titman, Andrew and Putter, Hein (2022) General tests of the Markov property in multi-state models. Biostatistics, 23 (2). pp. 380-396. ISSN 1465-4644

Parmar, Drupad and Morgan, Lucy and Titman, Andrew and Regnier, Eva and Sanchez, Susan (2022) Comparing Data Collection Strategies via Input Uncertainty When Simulating Testing Policies Using Viral Load Profiles. In: WSC '21: Proceedings of the Winter Simulation Conference :. IEEE Press. ISBN 9781665433112

Koukouli, Evanthia and Park, Juhyun and Titman, Andrew and Doebler, Stefanie (2022) Statistical Methods for Modelling Complex Longitudinal Data with Applications in Cancer Pharmacogenetics and Ageing. PhD thesis, Lancaster University.

Nune, Arvind and Durkowski, Victor and Titman, Andrew and Gupta, Latika and Hadzhiivanov, Marin and Ahmed, Ashar and Musat, Cristina and Sapktoa, Hem (2021) Incidence and risk factors of long COVID in the UK : a single-centre observational study. The Journal of the Royal College of Physicians of Edinburgh, 51 (4). pp. 338-343. ISSN 1478-2715

Parmar, Drupad and Morgan, Lucy and Titman, Andrew and Williams, Richard and Sanchez, Susan (2021) A Two Stage Algorithm for Guiding Data Collection Towards Minimising Input Uncertainty. In: Operational Research Society 10th Simulation Workshop, SW 2021 - Proceedings :. Operational Research Society 10th Simulation Workshop, SW 2021 - Proceedings . Operational Research Society, Birmingham, pp. 127-136. ISBN 9780903440660

Titman, Andrew and Wolfsegger, Martin J. and Jaki, Thomas (2021) Recurrent events modelling of haemophilia bleeding events. Journal of the Royal Statistical Society: Series C (Applied Statistics), 70 (2). pp. 351-371. ISSN 0035-9254

France, Anna and Costain, Deborah and Titman, Andrew (2021) Examination of risk factors for stroke survival in the presence of missing data and non-proportional hazards. PhD thesis, Lancaster University.

Titman, Andrew and Price, Victoria and Hawcutt, Daniel and Chesters, Chris and Ali, Murtaza and Cacace, Gianluca and Lancaster, Gillian and Peak, Matthew and Blair, Joanne C (2020) Salivary cortisol, cortisone and serum cortisol concentrations are related to age and body mass index in healthy children and young people. Clinical Endocrinology, 93 (5). pp. 572-578. ISSN 0300-0664

Welsh, Alexandra and Costain, Deborah and Titman, Andrew (2020) Bias induced during the estimation of quality-adjusted life-years. In: Proceedings of the 35th International Workshop on Statistical Modelling :. UNSPECIFIED. ISBN 978-84-1319-267-3

Morgan, Lucy and Nelson, Barry and Titman, Andrew and Worthington, David (2020) A Spline-based Method for Modelling and Generating a Nonhomogeneous Poisson Process. In: Proceedings of the 2019 Winter Simulation Conference :. IEEE Press. ISBN 9781728120522

Weber, Enya and Titman, Andrew (2020) Statistical models to capture the association between progression-free and overall survival in oncology trials. PhD thesis, Lancaster University.

Costain, Deborah and Titman, Andrew and France, Anna (2020) Stroke mortality risk factors: a framework incorporating time-dependent covariate effects and multiple imputation for missing data. Working Paper. UNSPECIFIED.

Morgan, Lucy and Nelson, Barry and Titman, Andrew and Worthington, David (2019) Detecting bias due to input modelling in computer simulation. European Journal of Operational Research, 279 (3). pp. 869-881. ISSN 0377-2217

Wan, Fang and Titman, Andrew and Jaki, Thomas (2019) Subgroup analysis of treatment effects for misclassified biomarkers with time-to-event data. Journal of the Royal Statistical Society: Series C (Applied Statistics), 68 (5). pp. 1447-1463. ISSN 0035-9254

Jaki, Thomas and Gordon, Allan and Forster, Pamela and Bijnens, Luc and Bornkamp, Bjoern and Brannath, Werner and Fontana, Roberto and Gasparini, Mauro and Hampson, Lisa V. and Jacobs, Tom and Jones, Byron and Paoletti, Xavier and Posch, Martin and Titman, Andrew and Vonk, Richardus and Koenig, Franz (2019) Response to comments on Jaki et al., A proposal for a new PhD level curriculum on quantitative methods for drug development. Pharm Stat 17(5):593-606, Sep/Oct 2018., DOI https://doi.org/10.1002/pst.1873. Pharmaceutical Statistics, 18 (3). pp. 284-286. ISSN 1539-1604

Jones, Abbie and Titman, Andrew and Lancaster, Gillian (2019) Investigating the association between socio-economic position and stillbirth in Brazil and the UK. PhD thesis, Lancaster University.

Morgan, Lucy Elizabeth and Nelson, Barry and Titman, Andrew and Worthington, David (2019) Quantifying and reducing Input modelling error in simulation. PhD thesis, Lancaster University.

Nampijja, Margaret and Kizindo, Robert and Apule, Barbara and Lule, Swaib A. and Muhangi, Lawrence and Titman, Andrew and Elliott, Alison and Alcock, Katherine Jane and Lewis, Charles Neville (2018) The role of the home environment in neurocognitive development of children living in extreme poverty and with frequent illnesses : a cross-sectional study. Wellcome Open Research, 3: 152. ISSN 2398-502X

Lancaster, Gillian A and McCray, Gareth and Kariger, Patricia and Dua, Tarun and Titman, Andrew and Chandna, Jaya and McCoy, Dana and Abubakar, Amina and Hamadani, Jena Derakhshani and Fink, Günther and Tofail, Fahmida and Gladstone, Melissa and Janus, Magdalena (2018) Creation of the WHO Indicators of Infant and Young Child Development (IYCD) : metadata synthesis across 10 countries. BMJ Global Health, 3 (5): e000747. ISSN 2059-7908

Ghaneh, Paula and Hanson, Robert and Titman, Andrew and Lancaster, Gillian Ann and Plumpton, Catrin and Lloyd-Williams, Huw and Yeo, Seow Tien and Edwards, Rhiannon Tudor and Johnson, Colin and Abu Hilal, Mohammed and Higginson, Antony P and Armstrong, Tom and Smith, Andrew and Scarsbrook, Andrew and McKay, Colin and Carter, Ross and Sutcliffe, Robert P and Bramhall, Simon and Kocher, Hemant M and Cunningham, David and Pereira, Stephen P and Davidson, Brian and Chang, David and Khan, Saboor and Zealley, Ian and Sarker, Debashis and Al Sarireh, Bilal and Charnley, Richard and Lobo, Dileep and Nicolson, Marianne and Halloran, Christopher and Raraty, Michael and Sutton, Robert and Vinjamuri, Sobhan and Evans, Jonathan and Campbell, Fiona and Deeks, Jon and Sanghera, Bal and Wong, Wai-Lup and Neoptolemos, John P (2018) PET-PANC : multicentre prospective diagnostic accuracy and health economic analysis study of the impact of combined modality 18fluorine-2-fluoro-2-deoxy-d-glucose positron emission tomography with computed tomography scanning in the diagnosis and management of pancreatic cancer. Health Technology Assessment, 22 (7). pp. 1-114. ISSN 1366-5278

Gichuru, Phillip Karanja and Lancaster, Gillian and Titman, Andrew (2018) Developing robust statistical scoring methods for use in child assessment tools. PhD thesis, Lancaster University.

Pattinson, Becky and Titman, Andrew and Lancaster, Gillian and Moreira Dos Santos, Dirley and de Moraes, José Rodrigo (2018) Measurement models for understanding the social challenges of caring for the elderly in Brazil and England. PhD thesis, Lancaster University.

McCray, Gareth and Titman, Andrew and Ghaneh, Paula and Lancaster, Gillian (2017) Internal pilot sample size re-estimation in paired comparative diagnostic accuracy trials with a binary response. Trials, 18 (Suppl.): 200. ISSN 1745-6215

Weldon, Matthew Philip and Titman, Andrew and Sherlock, Chris (2017) School choice, competition and ethnic segregation in Lancashire : evidence from structural models of two-sided matching. PhD thesis, Lancaster University.

Titman, Andrew and Lancaster, Gillian and Colver, Allan (2016) Item response theory and Structural Equation Modelling for ordinal data : describing the relationship between KIDSCREEN and Life-H. Statistical Methods in Medical Research, 25 (5). pp. 1892-1924. ISSN 0962-2802

Titman, Andrew (2015) Transition probability estimates for non-Markov multi-state models. Biometrics, 71 (4). pp. 1034-1041. ISSN 0006-341X

Titman, Andrew and Costain, Deborah and Ridall, Gareth and Gregory, Kris (2015) Joint modelling of goals and bookings in association football matches. Journal of the Royal Statistical Society: Series A Statistics in Society, 178 (3). pp. 659-683. ISSN 0964-1998

Leong, King Sun and Titman, Andrew and Brown, Mark and Powell, Robyn and Moore, Evan and Bowen-Jones, David (2015) A retrospective study of seven-day consultant working: reductions in mortality and length of stay. The Journal of the Royal College of Physicians of Edinburgh, 45 (4). pp. 261-267. ISSN 1478-2715

Kayani, Salma I. and Joo Tan, Maw and Shaw, Nigel J. and Dewhurst, Christopher and Titman, Andrew and Lancaster, Gillian and Alfirevic, Zarko (2014) Two-year outcomes for infants with low cord pH at birth. Journal of Maternal-Fetal and Neonatal Medicine, 27 (10). pp. 1010-1014. ISSN 1476-4954

Titman, Andrew (2014) A pool-adjacent-violators type algorithm for non-parametric estimation of current status data with dependent censoring. Lifetime Data Analysis, 20 (3). pp. 444-458. ISSN 1380-7870

Blair, J. C. and Lancaster, Gillian and Titman, Andrew and Peak, M. and Newland, P. and Collingwood, C. and Chesters, C. and Moorcroft, T. and Wallin, N. and Hawcutt, D. and Gardner, C. and Didi, M. and Lacy, D. and Couriel, J. (2014) Early morning salivary cortisol and cortisone, and adrenal responses to a simplified low dose short Synacthen test in children with asthma. Clinical Endocrinology, 80 (3). pp. 376-383. ISSN 0300-0664

Titman, Andrew (2014) Estimating parametric semi-Markov models from panel data using phase-type approximations. Statistics and Computing, 24 (2). pp. 155-164. ISSN 0960-3174

Cooper, Helen and Spencer, Joy and Lancaster, Gillian A. and Titman, Andrew and Johnson, Mark and Wheeler, Sara Louise and Lwin, Rebekah (2014) Development and psychometric testing of the online Adolescent Diabetes Needs Assessment Tool (ADNAT). Journal of Advanced Nursing, 70 (2). pp. 454-468. ISSN 0309-2402

Deasy, Clare and Titman, Andrew and Quinton, John (2014) Measurement of flood peak effects as a result of soil and land management, with focus on experimental issues and scale. Journal of Environmental Management, 132. pp. 304-312. ISSN 0301-4797

Selinger, Christian and Andrews, Jane and Titman, Andrew and Leong, Rupert W. (2012) Low incidence of colorectal cancer in Australian ulcerative colitis patients. Journal of Gastroenterology and Hepatology, 27 (Suppl.). pp. 115-116. ISSN 0815-9319

Selinger, Christian and Andrews, Jane and Titman, Andrew and Leong, Rupert W. (2012) The natural history of Crohn's disease: need for initial and further resectional surgery. Journal of Gastroenterology and Hepatology, 27 (Suppl.). p. 116. ISSN 0815-9319

Lancaster, Gillian and Titman, Andrew (2012) Using evidence from quantitative studies. In: Evidence-based practice manual for nurses :. Churchill Livingstone, Edinburgh, pp. 145-186. ISBN 9780702041938

Titman, Andrew and Lancaster, Gillian (2011) Personal response systems for teaching postgraduate statistics to small groups. Journal of Statistics Education, 19 (2). ISSN 1069-1898

Titman, Andrew and Lancaster, Gillian (2010) Personal Response Systems for teaching postgraduate statistics to small groups. In: ICOTS 8 proceedings : International Conference on Teaching Statistics 2010 Ljubljana, Slovenia. International Association for Statistical Education, Auckland.