Journal articles


Nicholas T. Longford


  • Mortality analysed by propensity score matching: an application to national neonatal audit.
    Brazilian Journal of Biometrics 41, 311-331, 2023.

  • Unreported standard errors in metaanalysis
    Statistics in Transition 22(4), 1-17, 2021.

  • Performance assessment as an application of causal analysis
    Journal of the Royal Statistical Society Series A 183, 1363-1385, 2020.

  • Searching for causes of necrotising enterocolitis. An application of propensity matching.
    Statistics in Transition 19, 71-101, 2018.

  • Decision theory for comparing institutions Statistics in Medicine 37, 437-456, 2018.

  • Monitoring the progress of infants with low birthweight
    Revista Brasileira de Biometria (Brazilian Biometric Journal) 35, 600-633, 2017.

  • An index for proximity of two distributions
    Metron 75, 181-194, 2017.

  • A decision-theoretical perspective on bioequivalence.
    Journal of Bioequivalence and Bioavailability 9, 437-438, 2017.

  • Analysis of a marker for cancer of the thyroid with a limit of detection
    (with J.R. Tovar Cuevas and C. Alvear)
    Journal of Applied Statistics 44, 2190-2203, 2017.

  • Inflated assessments of disability; Journal of Applied Statistics 44, 1743-1760, 2017.

  • Variation of the rates of necrotising enterocolitis in the neonatal networks in England.
    Statistics in Medicine 36, 1655-1668, 2017.

  • Development of a gestational age-specific case-definition
    for neonatal necrotizing enterocolitis (with C. Battersby et al.)
    Journal of the American Medical Association 171, 256-263, 2017.

  • Estimation under model uncertainty; Statistica Sinica 27, 859-877, 2017.

  • Incidence and enteral feed antecedents of severe neonatal necrotising
    enterocolitis across neonatal networks in England, 2012-13:
    a whole-population surveillance study (C. Battersby et al.)
    The Lancet Gastroenterology and Hepatology 2, 43-51, 2017.

  • Duration of post-operative atrial fibrillation after cardiac surgery
    is associated with worsened long-term survival (Sigurdsson et al.);
    The Annals of Thoracic Surgery 101, 2018-2026, 2016.

  • Comparing two treatments by decision theory
    Pharmaceutical Statistics 15, 387-395, 2016

  • Decision theory for selecting the winners, ranking and classification
    Journal of Educational and Behavioral Statistics 40, 420-442, 2016.

  • Classification in two-stage screening
    Statistics in Medicine 34, 3281-3297, 2015.

  • Policy-oriented inference and the analyst-client cooperation.
    An example from small-area estimation

    Statistics in Transition 16, 65-82, 2015.

  • Equating without an anchor for non-equivalent groups of examinees
    Journal of Educational and Behavioral Statistics 40, 227-253, 2015.

  • On the inefficiency of the restricted maximum likelihood
    Statistica Neerlandica 69, 171-196, 2015.

  • Decision theory for the variance ratio in ANOVA with random effects (with M. Andrade Bejarano)
    Revista Colombiana de Estadistica 38, 181-207, 2015.

  • Policy-related small-area estimation
    South African Journal of Statistics 49, 105-119, 2015.

  • A study of income stability in the Czech Republic by finite mixtures (with J. Bartosova).
    Prague Economic Papers 23, 330-348, 2014.

  • A confusion index for measuring separation and clustering (with J. Bartosova).
    Statistical Modelling 14, 229-255, 2014.

  • Tests for spatial and temporal correlation in mixed models for climate data
    (with M. Andrade Bejarano and Diego Tovar-Rios).
    Revista Brasileira de Biometria 32, 130-142, 2014.

  • Sample size calculation for comparing two normal random samples using equilibrium priors.
    Communications in Statistics - Simulation and Computation 42, 2149-2161, 2014.

  • The international rate of discontinuance of some old products (with J. Palacios Fenech).
    Journal of Global Marketing 27, 59-73, 2014.

  • Survey on the clinical assessment and utility of near-infrared cerebral oximetry in cardiac surgery.
    (with Zacharias, D.G., Body, S.C. et al.) Journal of Cardiothoracic and Vascular Anesthesia 28, 308-316, 2014.

  • A decision-theoretical alternative to testing many hypotheses.
    Biostatistics 15, 154-169, 2014.

  • Screening test items for differential item functioning
    Journal of Educational and Behavioral Statistics 39, 3-21, 2014.

  • The effect of unemployment benefits on labour market behaviour in Luxembourg
    (with I. Salagean). Statistics in Transition 14, 249-272, 2013.

  • Searching for contaminants Journal of Applied Statistics 40, 2041-2055, 2013.

  • Assessment of precision with aversity to overstatement. South African Journal of Statistics 47, 49-59, 2013.

  • Screening as an application of decision theory. Statistics in Medicine 32, 849-863, 2013.

  • Alternatives to the poverty gap for international comparisons.
    Ukrainian Journal of Demography and Social Economics 2, 132-141, 2012. 49-59, 2013.

  • Comparing normal random samples, with uncertainty about the priors and utilities.
    Scandinavian Journal of Statistics 38, 729-742, 2012.

  • Handling the limit of detection by extrapolation. Statistics in Medicine 31, 3133-3146, 2012.

  • Mixtures of autoregressions with an improper component for panel data
    (with P. D'Urso). Journal of Classification 29, 341-362, 2012.

  • Small-sample estimators of the quantiles of the normal and lognormal distributions.
    Journal of Statistical Computation and Simulation 82, 1383-1395, 2012.

  • 'Which model?' is the wrong question. Statistica Neerlandica 66, 237-252, 2012.

  • Poverty and inequality in European regions (with G. Pittau, R. Zelli and R. Massari).
    Journal of Applied Statistics 39, 1557-1576, 2012.

  • Allocating a limited budget to small areas.
    Journal of Indian Society for Agricultural Statistics 66, 31-41, 2012.

  • A revision of school effectiveness analysis.
    Journal of Educational and Behavioral Statistics 37, 157-179, 2012.

  • Mixture models with an improper component (with P. D'Urso).
    Journal of Applied Statistics 38, 2511-2521, 2011.

  • Well-being and obesity of rheumatoid athritis patients (with C. Nicodemo, M. Nunez and E. Nunez)
    Health Services and Outcomes Research Methodology 11, 27-43, 2011.

  • An assessment of empirical Bayes and composite estimators for small areas.
    Statistical Modelling 11, 137-157, 2011.

  • Outliers in mixed models for monthly average temperatures.
    Austrian Journal of Statistics 39, 207-221, 2010.

  • Bayesian decision making about small binomial rates with uncertainty about the prior.
    The American Statistician 64, 164-169, 2010.

  • Small-sample inference about variance and its transformations.
    SORT, Journal of the Catalan Statistical Institute, 34, 3-19, 2010.

  • Small-area estimation with spatial similarity. Computational Statistics and Data Analysis 54, 1151-1166, 2010.

  • Estimation of the effect size in meta-analysis with few studies. Statistics in Medicine 29, 421-430, 2010.

  • Efficient estimation of the standardized value. Journal of Educational and Behavioral Statistics 34, 522-529, 2009.

  • Analysis of all-zero binomial outcomes. Journal of Applied Statistics 36, 1259-1265, 2009.

  • The impact of handling missing data on alcohol consumption estimates in the UK Women's Cohort Study
    (with U. Nur, J.E. Cade and D.C. Greenwood). European Journal of Epidemiology 24, 589-595, 2009.

  • Inference with the lognormal distribution. Journal of Statistical Planning and Inference 139, 2329-2340, 2009.

  • An application of shrinkage to dealing with extreme observations, Statistics in Transition 9, 197-206, 2008.

  • An alternative analysis of variance, SORT (Journal of the Catalan Institute of Statistics), 32, 77-91, 2008.

  • On standard errors of model-based small-area estimators. Survey Methodology, 33, 69-79, 2007.

  • Stability of household income in European countries in the 1990's (with M. Grazia Pittau).
    Computational Statistics and Data Analysis, 51, 1364-1383, 2006

  • Sample size calculation for small-area estimation. Survey Methodology, 32, 87-96, 2006.

  • Analysis of a long-term study of neurotic disorder, with insights into the process of non-response
    (with P. Tyrer, U. Nur and H. Seivewright). Journal of the Royal Statistical Society Ser. A 168, 507-523, 2006.

  • Using small-area estimates. Statistics in Transition 7, 715-735, 2005.

  • Dealing with incomplete data in questionnaires of food and alcohol consumption.
    Statistics in Transition 7, 111-134, 2005.

  • Editorial: Model selection and efficiency. Is `Which model ...?' the right question?
    Journal of the Royal Statistical Society Ser. A 168, 469-472, 2005.

  • On selection and composition in small-area and mapping problems.
    Statistical Methods in Medical Research 14, 3-16, 2005.

  • Missing data and small area estimation in the UK Labour Force Survey.
    Journal of the Royal Statistical Society Ser. A 167, 341-373, 2004.

  • An alternative to model selection in ordinary regression.
    Statistics and Computing 13, 67-80, 2003.

  • Factors associated with the prevalence of stereotypic behaviour amongst thoroughbred horses passing through auctioneer sales
    (with D. Mills et al.).
    Applied Animal Behaviour Science 78, 115-124, 2002.

  • Estimation of the rates and composition of employment in Norwegian municipalities.
    Journal of Official Statistics 17, 391-406, 2001.

  • Multilevel analysis with messy data.
    Statistical Methods in Medical Research 10, 429-444, 2001.

  • Synthetic estimators with moderating influence: carryover in crossover trials revisited.
    Statistics in Medicine 20, 3189-3203, 2001.

  • Attitudes to immigration in an international social survey.
    Statistics in Transition 5, 267-280, 2001.

  • Simulation-based diagnostics in random coefficient models.
    Journal of the Royal Statistical Society Ser. A 164, 259-273, 2001.

  • Handling missing data in diaries of alcohol consumption (with M. Ely, R. Hardy and M. Wadsworth).
    Journal of the Royal Statistical Society Ser. A 163, 381-402, 2000.

  • On estimating standard errors in multilevel analysis.
    The Statistician 49, 389-398, 2000.

  • An alternative definition of individual bioequivalence.
    Statistica Neerlandica 54, 14-36, 2000.

  • An experiment in primary health-care provision.
    Journal of the Royal Statistical Society Ser. A 162, 292-301, 1999.

  • Statistics versus statistical science in the regulatory process (with J. A. Nelder).
    Statistics in Medicine 18, 2311-2320, 1999.

  • Selection bias and treatment heterogeneity in clinical trials.
    Statistics in Medicine 18, 1467-1474, 1999.

  • Multivariate shrinkage estimation of small area means and proportions.
    Journal of the Royal Statistical Society Ser. A 162, 227-245, 1999.

  • Monitoring the university admissions process in Spain (with A. Cuxart i Jardi).
    Higher Education in Europe 23, 385-396, 1998.

  • A two-level regression model for comparing growth curves of crossed correlated treatment measures (with M. M. Ojeda).
    Biometrical Journal 40, 447-454, 1998.

  • Count data and treatment heterogeneity in 2x2 crossover trials.
    Applied Statistics 46, 217-229, 1998.

  • Shrinkage estimation of linear combinations of true scores.
    Psychometrika 62, 237-244, 1997.

  • Model-based estimation in surveys with stratified clustered design.
    The Australian Journal of Statistics 38, 333-352, 1996.

  • Small-area prediction using adjustment for covariates.
    Questio 20, 187-212, 1996. Statistical Institute of Catalonia, Barcelona, Spain.

  • Reconciling experts' differences in setting cut-scores for pass/fail decisions.
    Journal of Educational and Behavioral Statistics 21, 203-213, 1996.


    December 2023