Summary: The probability distribution associated with two mutually exclusive outcomes; used to model cumulative incidence rates and prevalence rates. The Bernoulli distribution is a special case of binomial distribution.
Publications240 found, 100 shown here
- A longitudinal study of a natural lice infestation in growing cattle over two winter periodsA S Milnes
Department of Clinical Veterinary Science, University of Bristol, BS40 5DU, Bristol, UK
Vet Parasitol 116:67-83. 2003..bovis. Infestation numbers were higher in the first winter when cattle were younger. In the second winter, there was no difference in lice numbers between cattle exposed to infection for the first or second time...
- A crash-prediction model for multilane roadsCiro Caliendo
Department of Civil Engineering, University of Salerno, 84084 Fisciano SA, Italy
Accid Anal Prev 39:657-70. 2007..Thus this research may represent a point of reference for engineers in adjusting or designing multilane roads...
- Calculation of tolerance limits and sample size determination for clinical trials with dichotomous outcomesBoris G Zaslavsky
Food and Drug Administration, Rockville, MD 20850, USA
J Biopharm Stat 17:481-91. 2007..The link between confidence intervals for proportions and tolerance intervals for numbers of outcomes is established. Tolerance intervals and sample size estimates for clinical trials may be calculated using StatXact...
- The binomial distribution of meta-analysis was preferred to model within-study variabilityTaye H Hamza
Department of Epidemiology and Biostatistics, Erasmus MC Erasmus University Medical Center, Rotterdam, The Netherlands
J Clin Epidemiol 61:41-51. 2008..This method can easily be performed in standard statistical packages. We investigate the performance of the standard method and the alternative approach...
- Using an empirical binomial hierarchical Bayesian model as an alternative to analyzing data from multisite studiesJ Michael Hardin
Department of Information Systems, Statistics, and Management Science, University of Alabama, Tuscaloosa, USA
Eval Rev 32:143-56. 2008..An application of using the Bayesian model in a real-world multisite study is given...
- Maximum likelihood estimation of the negative binomial dispersion parameter for highly overdispersed data, with applications to infectious diseasesJames O Lloyd-Smith
Center for Infectious Disease Dynamics, Mueller Lab, Pennsylvania State University, University Park, Pennsylvania, United States of America
PLoS ONE 2:e180. 2007The negative binomial distribution is used commonly throughout biology as a model for overdispersed count data, with attention focused on the negative binomial dispersion parameter, k...
- Small-sample estimation of negative binomial dispersion, with applications to SAGE dataMark D Robinson
Bioinformatics Division, The Walter and Eliza Hall Institute of Medical Research, and Department of Medical Biology, The University of Melbourne, Parkville, Victoria 3010, Australia
Biostatistics 9:321-32. 2008..a quantile-adjusted conditional maximum likelihood estimator for the dispersion parameter of the negative binomial distribution and compare its performance, in terms of bias, to various other methods...
- Zero-inflated models for regression analysis of count data: a study of growth and developmentYin Bin Cheung
National Cancer Centre, 11 Hospital Drive, 169610 Singapore
Stat Med 21:1461-9. 2002..risk, and a proportion of 1--P at-risk subjects who take on outcome values following a Poisson or negative binomial distribution. Covariate effects can be incorporated into both components of the models...
- Empirical Bayesian analysis of paired high-throughput sequencing data with a beta-binomial distributionThomas J Hardcastle
Department of Plant Sciences, University of Cambridge, Downing Street, Cambridge, CB2 3EA, UK
BMC Bioinformatics 14:135. 2013..Methods for analysing high-throughput sequencing data from such experiments are required to identify differential expression, both within paired samples and between pairs under different experimental conditions...
- Using the negative binomial distribution to model overdispersion in ecological count dataAndreas Lindén
Department of Biology, Centre for Ecological and Evolutionary Synthesis, University of Oslo, P O Box 1066 Blindern, NO 0316 Oslo, Norway
Ecology 92:1414-21. 2011..We propose a parameterization of the negative binomial distribution, where two overdispersion parameters are introduced to allow for various quadratic mean-variance ..
- Generalized Poisson distribution: the property of mixture of Poisson and comparison with negative binomial distributionHarry Joe
Department of Statistics, University of British Columbia, Canada
Biom J 47:219-29. 2005..Through a real example of count data with large zero fraction, we illustrate how the generalized Poisson and negative binomial distributions as well as their zero-inflated distributions can be discriminated...
- Generalized negative binomial distribution: a promising statistical distribution for Oncomelania hupensis in the lake- and marsh-land regions of ChinaZ J Zhang
Department of Epidemiology, School of Public Health, Fudan University, The Key Laboratory on Public Health Safety, Ministry of Education, No 138 Yi Xue Yuan Road, Shanghai 200032, China
Ann Trop Med Parasitol 102:541-52. 2008A new generalization of the negative binomial distribution (GNBD) is introduced and fitted to counts of Oncomelania hupensis, the intermediate host of Schistosoma japonicum, made, in areas of Chinese lakeland and marshland, early in the ..
- Analysis of the short form-36 (SF-36): the beta-binomial distribution approachInmaculada Arostegui
Departamento de Matemática Aplicada y Estadística e Investigación Operativa, Universidad del Pais Vasco UPV EHU, Bilbao, Spain
Stat Med 26:1318-42. 2007..Normal distribution was rejected for seven out of the eight domains. A beta-binomial distribution is suggested to fit the SF-36 scores...
- Modelling MRI enhancing lesion counts in multiple sclerosis using a negative binomial model: implications for clinical trialsM P Sormani
Unit of Clinical Epidemiology and Trials, National Institute for Cancer Research, Genoa, Italy
J Neurol Sci 163:74-80. 1999..1, 55 degrees of freedom). Applications of the parametrization of lesion counts are discussed, and an example related to computer simulations for the sample size estimation is presented...
- Computing hospitalization rates in presence of repeated events: impact and countermeasures to avoid misinterpretationIleana Baldi
Unit of Cancer Epidemiology, C P O Piemonte and University of Torino, Torino, Italy
J Eval Clin Pract 14:316-20. 2008..The admission rate, including both first and recurrent events, is a clear overall measure of hospital utilization, its variability accounting for individual propensity to disease recurrence...
- Quantitative Erased Respondent Method (QERM): using quantitative group data as an alternative to quantitative individual data. A simulated application to road checks for drivers under the influence of cocaineF Taggi
Dept of Environment and Primary Prevention, Section Environment and Trauma, ISS Istituto Superiore di Sanità, National Institute of Health, Rome, Italy
Ann Ig 19:559-71. 2007..The application fields in Public Health for ERM, PERM and QERM are many; however in our opinion the most interesting areas of application are road traffic, occupational and sport safety...
- Removing phenotypic distribution assumptions from tests of linkage disequilibrium for quantitative traitsAlexandre Alcais
Human Genetics of Infectious Diseases, INSERM U 550, Necker Medical School, Paris, France
Genet Epidemiol 24:191-9. 2003....
- Application of the Conway-Maxwell-Poisson generalized linear model for analyzing motor vehicle crashesDominique Lord
Zachry Department of Civil Engineering, Texas A and M University, 3136 TAMU, College Station, TX 77843 3136, USA
Accid Anal Prev 40:1123-34. 2008....
- On the surveillance for animal diseases in small herdsMatthias Greiner
International EpiLab and Animal Health Section, Department of Epidemiology and Risk Assessment, Danish Institute for Food and Veterinary Research DFVF, Mørkhøj Bygade 19, DK 2860 Søborg, Denmark
Prev Vet Med 70:223-34. 2005..The results of a simulation study suggest that the Poisson model provides more conservative (lower) estimates of the confidence for a given sample size and should therefore be preferred...
- Simulation-based P values: response to North et alKarl W Broman
Am J Hum Genet 72:496. 2003
- Pooling overdispersed binomial data to estimate event rateYinong Young-Xu
EpiPatterns, Haverhill, NH, USA
BMC Med Res Methodol 8:58. 2008..Our objective is to provide a full description of this method and to update and broaden its applications in clinical and public health research...
- Host manipulation by Ligula intestinalis: a cause or consequence of parasite aggregation?S P Brown
Department of Zoology, University of Cambridge, Downing Street, UK
Int J Parasitol 32:817-24. 2002..illustrates that fish infected with a single parasite were more scarce than expected under the negative binomial distribution, and in many months were more scarce than burdens of two, three or more, leading to a bimodal distribution ..
- Applying the random effect negative binomial model to examine traffic accident occurrence at signalized intersectionsHoong Chor Chin
Department of Civil Engineering, The National University of Singapore, 10 Kent Ridge Crescent, Singapore 119260, Singapore
Accid Anal Prev 35:253-9. 2003..The total approach volumes, the numbers of phases per cycle, the uncontrolled left-turn lane and the presence of a surveillance camera are among the variables that are the highly significant...
- Accurate confidence intervals for binomial proportion and Poisson rate estimationTimothy D Ross
Air Force Research Laboratory COMPASE Center, AFRL SNAR, WPAFB, OH 45433, USA
Comput Biol Med 33:509-31. 2003..The confidence interval estimators can find one or two-sided intervals. For two-sided intervals, either minimal-length, balanced-tail probabilities, or balanced-width can be selected...
- Letter to the editorB M Golam Kibria
Community Dent Oral Epidemiol 33:235-6; author reply 237. 2005
- Proper interpretation of non-differential misclassification effects: expectations vs observationsAnne M Jurek
Division of Environmental Health Sciences, School of Public Health, University of Minnesota, Minneapolis, MN 55455 0392, USA
Int J Epidemiol 34:680-7. 2005..Thus, as noted before, exposure misclassification can spuriously increase the observed strength of an association even when the misclassification process is non-differential and the bias it produced is towards the null...
- Sensitivity of score tests for zero-inflation in count dataAndy H Lee
Department of Epidemiology and Biostatistics, School of Public Health, Curtin University of Technology, Perth, Australia
Stat Med 23:2757-69. 2004..Two examples that motivated the application of zero-inflated regression models are considered to illustrate the importance of sensitivity analysis of the zero-inflation tests...
- Models relating traffic safety with road environment and traffic flows on arterial roads in Addis AbabaGirma Berhanu
Department of Civil Engineering, Addis Ababa University, P O Box 30026, Addis Ababa, Ethiopia
Accid Anal Prev 36:697-704. 2004..The results also indicate that improvements in roadway width, pedestrian facilities, and access management are effective in reducing road traffic accidents...
- Tests for the homogeneity of two binomial proportions in extremely unbalanced 2 x 2 contingency tablesSeung Ho Kang
Department of Statistics, Ewha Womans University, Seodaemun gu, Seoul, Korea
Stat Med 27:2524-35. 2008..The Berger and Boos approach turns out to be slightly more powerful than the conditional exact test in extremely unbalanced data. A real example is provided...
- The utility of the zero-inflated Poisson and zero-inflated negative binomial models: a case study of cross-sectional and longitudinal DMF data examining the effect of socio-economic statusJ D Lewsey
Department of Preventive and Social Medicine, School of Dentistry, The University of Otago, Dunedin, New Zealand
Community Dent Oral Epidemiol 32:183-9. 2004....
- Bayesian tests of extra-Binomial variabilityChuhsing Kate Hsiao
Division of Biostatistics, Institute of Epidemiology, College of Public Health, National Taiwan University, Taipei 100, Taiwan, ROC
Stat Med 24:49-64. 2005..In each case, our approximate Bayes factors are close to the exact Bayes factors, which may also be computed with additional effort...
- A comparative analysis of aspatial statistics for detecting racial disparities in cancer mortality ratesPierre Goovaerts
BioMedware, Inc, Ann Arbor, MI, USA
Int J Health Geogr 6:32. 2007..And few, if any studies have undertaken a systematic comparison of methods to identify those that are statistically robust and reliable...
- Modeling accident occurrence at signalized tee intersections with special emphasis on excess zerosS S P Kumara
Department of Civil Engineering, National University of Singapore, Singapore
Traffic Inj Prev 4:53-7. 2003..Moreover, there is a trend of reducing accidents over the years...
- Quasi-Poisson vs. negative binomial regression: how should we model overdispersed count data?Jay M Ver Hoef
National Marine Mammal Laboratory, Alaska Fisheries Science Center, National Marine Fisheries Service, 7600 Sand Point Way NE, Building 4, Seattle, Washington 98115 6349, USA
Ecology 88:2766-72. 2007..negative binomial regression. This difference is described and explained in light of the different weighting used in each regression method. A general understanding of weighting can help ecologists choose between these two methods...
- Using hierarchical models to analyse clinical indicators: a comparison of the gamma-Poisson and beta-binomial modelsPeter P Howley
The School of Mathematical and Physical Sciences Statistics, Faculty of Health, The University of Newcastle, Callaghan, New South Wales, 2308 Australia
Int J Qual Health Care 15:319-29. 2003..Then, an estimate of the potential system gains that could be achieved if the mean proportion was shifted to the 20th centile is obtained for each of the 185 CIs. The results are sed to prioritize quality improvement activity...
- Mixture models for estimating the size of a closed population when capture rates vary among individualsRobert M Dorazio
U S Geological Survey, Florida Caribbean Science Center, 7920 NW 71 Street, Gainesville, Florida 32653, USA
Biometrics 59:351-64. 2003..Prior knowledge about sources of individual heterogeneity in detection rates, if available, should be used to help select among classes of mixture models that are to be used for inference...
- Statistical motor number estimation assuming a binomial distributionJoleen H Blok
Department of Clinical Neurophysiology, Erasmus Medical Center, Rotterdam, The Netherlands
Muscle Nerve 31:182-91. 2005..We present an alternative that instead assumes a binomial distribution. Results of computer simulations and of a pilot study on 19 healthy subjects showed that the binomial MUNE ..
- On tests of rate ratio under standard inverse samplingM L Tang
Department of Mathematics, Hong Kong Baptist University, Kowloon Tong, Hong Kong, China
Comput Methods Programs Biomed 89:261-8. 2008..In general, the Wald-type test statistic is preferable for its satisfactory and stable performance with approximate unconditional procedures. The methodologies are illustrated with a real example from a heart disease study...
- Confidence limits for the ratio of two rates based on likelihood scores: non-iterative methodR G Newcombe
Stat Med 22:2085-6. 2003
- Multiple comparisons between two groups on multiple Bernoulli outcomes while accounting for covariatesJames F Troendle
Biometry and Mathematical Statistics Branch, Division of Epidemiology, Statistics, and Prevention Research, National Institute of Child Health and Human Development, National Institutes of Health, DHHS, Bethesda, MD 20892, USA
Stat Med 24:3581-91. 2005..The method is illustrated on a data set of 55 minor malformations of babies of diabetic and non-diabetic mothers...
- Interval estimation of binomial proportion in clinical trials with a two-stage designWei Yann Tsai
Department of Biostatistics, Columbia University, New York City, NY, U S A
Stat Med 27:15-35. 2008..responses from this two-stage design, where the binomial response at the first stage follows a truncated binomial distribution. The mean actual coverage probability and expected interval width are employed to evaluate the performance ..
- Quantifying dental inequality--developing the methodologyZoann Jane Nugent
Dental Health Services Research Unit, Dental School, University of Dundee, Scotland, UK
Community Dent Health 19:43-5. 2002..To develop a simple quantitative measure of dental health inequality...
- Independence estimating equations for controlled clinical trials with small sample sizes--interval estimationG Dahmen
Institut fur Medizinische Biometrie und Statistik, Universitat zu Lubeck, 23538 Lubeck, Germany
Methods Inf Med 45:430-4. 2006..Therefore a series of modifications has been proposed. In this paper we systematically compare confidence intervals (CIs) proposed in the literature for situations that are common in CCTs...
- Improved exact confidence intervals for the odds ratio in two independent binomial samplesChe Yang Lin
Graduate Institute of Statistics, National Central University, Chung Li 32054, Taiwan, R O C
Biom J 48:1008-19. 2006..We use the unconditional approach to obtain a modified interval, which has shorter length, and its coverage probability is closer to and at least the nominal confidence coefficient...
- Improving removal-based estimates of abundance by sampling a population of spatially distinct subpopulationsRobert M Dorazio
US Geological Survey, Florida Integrated Science Center, Gainesville, 32653, USA
Biometrics 61:1093-101. 2005..Extension of the hierarchical models to include spatial covariates of abundance is straightforward and may be used to identify important features of an animal's habitat or to predict the abundance of animals at unsampled locations...
- A score test for overdispersion in zero-inflated poisson mixed regression modelLiming Xiang
Department of Management Sciences, City University of Hong Kong, Kowloon
Stat Med 26:1608-22. 2007..The test procedure is applied to pancreas disorder length of stay that comprised mainly same-day separations and simultaneous prolonged hospitalizations...
- On the use of zero-inflated and hurdle models for modeling vaccine adverse event count dataC E Rose
Bacterial Vaccine Preventable Diseases Branch, Division of Epidemiology and Surveillance, CDC, Atlanta, Georgia 30333, USA
J Biopharm Stat 16:463-81. 2006..at-risk participants) then the hurdle model framework is generally preferred. Conversely, if the study's primary purpose it is to develop a prediction model then both the zero-inflated and hurdle modeling frameworks should be adequate...
- Are KISS data representative of German intensive care units? Statistical issuesG Rucker
Institute of Medical Biometry and Medical Informatics, Freiburg, Germany
Methods Inf Med 45:424-9. 2006....
- Modeling crash outcome probabilities at rural intersections: application of hierarchical binomial logistic modelsDo Gyeong Kim
Department of Urban Transportation, Seoul Development Institute, Seoul 137 071, Republic of Korea
Accid Anal Prev 39:125-34. 2007....
- Further notes on the application of zero-inflated models in highway safetyDominique Lord
Zachry Department of Civil Engineering, TAMU3136, Texas A and M University, College Station, TX 77843 3136, USA
Accid Anal Prev 39:53-7. 2007..It then presents two critical and relevant issues: the maximizing statistical fit fallacy and logic problems with the ZI model in highway safety modeling. Finally, we provide brief conclusions...
- A note on testing for intervention effects on binary responsesT Friede
Biostatics and Statistical Reporting, Novartis Pharma AG, 4002 Basel, Switzerland
Methods Inf Med 45:435-40. 2006..For binary data we develop a method that follows their philosophy and apply it to an observational study in the treatment of pin sites after orthopaedic surgery...
- Modeling the dependence between the number of trials and the success probability in binary trialsM J Faddy
School of Mathematical Sciences, Queensland University of Technology, Brisbane, Australia
Biometrics 61:1112-4. 2005..2003). Some quite marked differences between the results of this analysis and those described in Zhu et al. (2003) are apparent...
- Data mining of tree-based models to analyze freeway accident frequencyLi Yen Chang
Graduate Institute of Transportation and Logistics, National Chia Yi University, Taiwan
J Safety Res 36:365-75. 2005....
- Weighted nonparametric maximum likelihood estimate of a mixing distribution in nonrandomized clinical trialsChaofeng Liu
Novartis Pharmaceuticals Company, One Health Plaza, East Hanover, NJ 07936 1080, USA
Stat Med 26:5303-19. 2007..Simulation studies were conducted to evaluate the performance of the proposed estimator. We applied this method to clinical trial data evaluating a new treatment for stress urinary incontinence...
- Evidence for two distinct processes in the final stages of neurotransmitter release as detected by binomial analysis in calcium and strontium solutionsT J Searl
Department of Molecular Pharmacology and Biological Chemistry, Northwestern University Medical School, 303 East Chicago Avenue, Chicago, IL 60611, USA
J Physiol 539:693-705. 2002..a Poisson distribution whilst similar MEPP(f) increases mediated by Sr(2+) were best described as a simple binomial distribution. From the binomial distribution in Sr(2+) solutions, values for the average probability of release (p) and ..
- Out-of-specification test results from the statistical point of viewHeidi Köppel
Institute for Pharmaceutical Chemistry, TU Braunschweig, Braunschweig, Germany
J Pharm Biomed Anal 44:718-29. 2007..However, there are a number of borderline cases, when a value is suspected to be an outlier, but this cannot be proven by statistics [7,9]...
- Probabilistic analysis of cost-effectiveness models: statistical representation of parameter uncertaintyAndrew Briggs
Value Health 8:1-2. 2005
- Truncated negative binomial mixed regression modelling of ischaemic stroke hospitalizationsAndy H Lee
Department of Epidemiology and Biostatistics, School of Public Health, Curtin University of Technology, Perth, Australia
Stat Med 22:1129-39. 2003..The findings have important implications on resource usage, rehabilitation planning and management of acute stroke care...
- Sample size calculations for a split-cluster, beta-binomial design in the assessment of toxicityJ C M Hendriks
Department of Epidemiology and Biostatistics, Radboud University Nijmegen Medical Centre, P O Box 9101, 6500 HB Nijmegen, The Netherlands
Stat Med 24:3757-72. 2005..First, departures from the compound beta-binomial distribution to an arbitrary compound binomial distribution lead to the same formulas, as long as some general ..
- Maximizing power and minimizing treatment failures in clinical trialsWilliam F Rosenberger
Department of Mathematics and Statistics, University of Maryland, Baltimore County, 1000 Hilltop Circle, Baltimore, MD 21250, USA
Clin Trials 1:141-7. 2004..More recent research has changed the main focus to that of usual considerations in typical clinical trials: power, sample size, expected treatment failures, maintaining randomization, among others...
- Frequency distribution of Echinococcus multilocularis and other helminths of foxes in KyrgyzstanI Ziadinov
Institute of Parasitology, University of Zurich, Winterthurerstrasse 266a, CH 8057 Zurich, Switzerland
Vet Parasitol 171:286-92. 2010..The frequency distribution of E. multilocularis and Mesocestoides spp. followed a zero-inflated negative binomial distribution, whilst all other helminths had a negative binomial distribution...
- Epidemiology and immunology of Necator americanus infection in a community in Papua New Guinea: humoral responses to excretory-secretory and cuticular collagen antigensD I Pritchard
Department of Zoology, University Park, Nottingham
Parasitology 100:317-26. 1990..americanus was highly over-dispersed, and was well described by a negative binomial distribution with aggregation parameter, k, of 0.370...
- Statistical scales of order in DNADouglas Poland
Department of Chemistry, The Johns Hopkins University, Baltimore, MD 21218, USA
Biophys Chem 141:203-13. 2009..we have seen that the net base composition in given block sizes is fitted very accurately by the discrete binomial distribution for a random system...
- Risk for nocturnal hypoglycemia with biphasic insulin aspart 30 compared with biphasic human insulin 30 in adults with type 2 diabetes mellitus: a meta-analysisJaime A Davidson
Department of Medicine, Division of Endocrinology, University of Texas, Southwestern Medical School, Dallas, Texas, USA
Clin Ther 31:1641-51. 2009..Hypoglycemia and the fear of developing hypoglyce-mia, however, remain substantial barriers to the initiation and optimal use of insulin...
- Multiple causes of variable tick burdens on small-mammal hostsJesse L Brunner
Cary Institute of Ecosystem Studies, Millbrook, New York 12545, USA
Ecology 89:2259-72. 2008..temporal-, site-, and individual-specific attributes, as well as the degree of aggregation in a negative binomial distribution. We then fit alternate versions of this model to an 11-year data set of I...
- Photodynamic therapy for premalignant lesions in DMBA-treated hamsters: a preliminary studyJ S Kingsbury
Department of Oral and Maxillofacial Surgery, State University of New York at Buffalo, School of Dental Medicine 14214, USA
J Oral Maxillofac Surg 55:376-81; discussion 381-2. 1997..The aim of this investigation was to determine if this premalignant tissue could be selectively destroyed by systemically administered Photofrin activated by 630 nm red light via an argon dye laser...
- Patterns of health-care utilization and morbidity in a rural community near Lahore, PakistanM Suleman
Zoology Department, University of Peshawar, Pakistan
Ann Trop Med Parasitol 90:79-85. 1996..The cumulative number of clinic-visits per person fitted a negative binomial distribution, indicating that health problems were concentrated in a small portion of the population...
- Investigation of haematophagous arthropods for borreliae--summarized data, 1988-1996Z Hubalek
Institute of Landscape Ecology, Academy of Sciences of the Czech Republic, Brno, Czech Republic
Folia Parasitol (Praha) 45:67-72. 1998..ricinus approximated the negative binomial distribution. The proportions of host-seeking female and nymphal ticks containing > 100 borreliae were 5.0% and 1...
- Host and environmental risk factors associated with Cryptosporidium scophthalmi (Apicomplexa) infection in cultured turbot, Psetta maxima (L.) (Pisces, Teleostei)Pilar Alvarez-Pellitero
Instituto de Acuicultura Torre de la Sal, Consejo Superior de Investigaciones Cientificas, 12595 Ribera de Cabanes, Castellon, Spain
Vet Parasitol 165:207-15. 2009..The frequency of distribution of C. scophthalmi abundance was clearly right-skewed and fitted a negative binomial distribution, whereas the intensity of infection fitted a Poisson distribution...
- [The human factor in accidents]B Petz
Filozofski fakultet Sveucilista u Zagrebu
Arh Hig Rada Toksikol 45:249-73. 1994..of accidents does not fit the model of chance distribution, but it fits quite well into negative binomial distribution, which is a model of "unequal accident proneness" hypothesis...
- Sampling almonds for aflatoxin, part II: estimating risks associated with various sampling plan designsThomas B Whitaker
U S Department of Agriculture, Agricultural Research Service, North Carolina State University, Box 7625, Raleigh, NC 27695 7625, USA
J AOAC Int 90:778-85. 2007..The negative binomial distribution was selected to model aflatoxin distribution among sample test results because it gave acceptable fits ..
- Spatial distribution of parasitism on Phyllocnistis citrella Stainton, 1856 (Lepidoptera: Gracillariidae) in citrus orchardsS M Jahnke
Departamento de Zoologia, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil, 91501 970
Braz J Biol 68:813-7. 2008..The data of the horizontal spatial distribution of the parasitism fit to the negative binomial distribution in all sampling occasions, indicating an aggregated pattern.
- Modeling motor vehicle crashes using Poisson-gamma models: examining the effects of low sample mean values and small sample size on the estimation of the fixed dispersion parameterDominique Lord
Zachry Department of Civil Engineering, TAMU 3136, Texas A and M University, College Station, 77843 3136, USA
Accid Anal Prev 38:751-66. 2006..The paper ends with recommendations about minimizing the likelihood of producing Poisson-gamma models with an unreliable dispersion parameter for modeling motor vehicle crashes...
- Epidemiology of pemphigus in Macedonia: a 15-year retrospective study (1990-2004)Marija T V'lckova-Laskoska
Department of Dermatology, School of Medicine, University of Sts Cyrilus and Methodius, Skopje, Macedonia
Int J Dermatol 46:253-8. 2007..There are only a few epidemiological studies on pemphigus. Our objective was to determine the epidemiological features of pemphigus in Macedonia, and to compare the results with those reported elsewhere...
- Modelling the transmission of Echinococcus granulosus in dogs in the northwest and in the southwest of MoroccoRkia Azlaf
Département de Parasitologie et des Maladies Parasitaires, Institut Agronomique et Veterinaire Hassan II, BP 6202, Rabat Instituts, Rabat, Morocco
Vet Parasitol 145:297-303. 2007..The mean abundance of E. granulosus in dogs was fitted to a negative binomial distribution by the maximum likelihood techniques to define parameters. E...
- Sampling hazelnuts for aflatoxin: effect of sample size and accept/reject limit on reducing the risk of misclassifying lotsGuner Ozay
TUBITAK Marmara Research Center, Food Institute, PO Box 21, 41470 Gebze Kocaeli, Turkey
J AOAC Int 90:1028-35. 2007..The negative binomial distribution was selected to model aflatoxin distribution among sample test results because it gave acceptable fits to ..
- Methodological issues in assessing the incidence of peritoneal dialysis-associated peritonitis in childrenFranz Schaefer
Division of Pediatric Nephrology, Children s Hospital, Ruperto Carolus University, Heidelberg, Germany
Perit Dial Int 22:234-8. 2002..To evaluate the distribution of peritonitis incidence and assess the usefulness of patient-specific peritonitis rates in children...
- Rapid enzymatic urine screening test to detect bacteriuria in pregnancyL Millar
Kapiolani Medical Center for Women and Children and University of Hawaii John A Burns School of Medicine, Honolulu, HI 96826, USA
Obstet Gynecol 95:601-4. 2000..To determine the sensitivity, specificity, and positive and negative predictive values of an enzymatic urine screening test for diagnosing bacteriuria in pregnancy...
- Retrospective review of voluntary reports of nonsurgical paresthesia in dentistryAndrew S Gaffen
Faculty of Dentistry, University of Toronto, Toronto ON M5G 1G6
J Can Dent Assoc 75:579. 2009....
- No evidence for a sustained increase in sexually transmitted diseases among heterosexuals in Amsterdam, the Netherlands: a 12-year trend analysis at the sexually transmitted disease outpatient clinic, AmsterdamAkke K van der Bij
Department of Research, Cluster Infectious Diseases, Health Service of Amsterdam, Amsterdam, The Netherlands
Sex Transm Dis 34:461-7. 2007..Sexually transmitted diseases (STDs) are on the rise, mainly among men having sex with men (MSM)...
- A Colombian survey found intensive care mortality ratios were better in private vs. public hospitalsAdriana Perez
Clinical Epidemiology and Biostatistics Unit, School of Medicine, Pontificia Universidad Javeriana, Bogota, Colombia
J Clin Epidemiol 59:94-101. 2006..We incorporated the variation associated with the ranking of institutions simulating its random effects under a binomial distribution.
- Probabilities in norovirus outbreak diagnosisErwin Duizer
Center for Infectious Diseases Control, National Institute for Public Health and the Environment RIVM, Bilthoven, The Netherlands
J Clin Virol 40:38-42. 2007..Yet, diagnostic testing for norovirus is based mostly on RNA detection by RT-PCR, which is not widely available. While antigen detection tests (ELISAs) are easier to perform, they are in general less sensitive...
- Application and evaluation of a mailed questionnaire for an epidemiologic study of Corynebacterium pseudotuberculosis infection in horsesM G Doherr
Department of Medicine and Epidemiology, University of California at Davis, USA
Prev Vet Med 35:241-53. 1998..The number of returns over time followed a negative binomial distribution, with over 90% of all returns being in by the end of the fifth week after mailing, and over 99% at the end ..
- Efficiency of haplotype frequency estimation when nuclear family information is includedTim Becker
Institute for Medical Biometry, Informatics and Epidemiology, University of Bonn, Bonn, Germany
Hum Hered 54:45-53. 2002..Efficiency was measured in terms of variance ratios of the estimates. The variances were derived from the binomial distribution for experimentally derived haplotypes, and from the Fisher information matrix corresponding to the general ..
- Spatial and spatiotemporal pattern analysis of coconut lethal yellowing in MozambiqueF Bonnot
CIRAD, UPR Etiologie Deperissements, Montpellier, France
Phytopathology 100:300-12. 2010..Aggregation was tested by the coefficient of spatial autocorrelation of the beta-binomial distribution of diseased trees in quadrats...
- Use of the generalized linear models in data related to dental caries indexS B Javali
Department of Public Health Dentistry, SDM College of Dental Sciences and Hospital, Dharwad 580 009, Karnataka, India
Indian J Dent Res 18:163-7. 2007..assuming underlying many distributions; in fact Poisson distribution with log built-in link function and binomial distribution with Logit and Probit built-in link functions are considered...
- Pollen-mediated gene flow from transgenic safflower (Carthamus tinctorius L.) intended for plant molecular farming to conventional safflowerMarc A McPherson
University of Alberta, Department of Agricultural, Food and Nutritional Science, 410 Ag Forestry Building, Edmonton, Alberta, T6G 2P5, Canada
Environ Biosafety Res 8:19-32. 2009..A power analysis assuming a binomial distribution and a range of alpha values (type 1 error) was conducted to estimate an upper and lower confidence ..
- Triple-class antiretroviral drug resistance: risk and predictors among HIV-1-infected patientsSonia Napravnik
Division of Infectious Diseases, School of Medicine, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
AIDS 21:825-34. 2007..HIV-1 triple-class antiretroviral drug resistance (TC-DR) may substantially limit therapeutic options and compromise clinical outcomes...
- Statistical model relating CA3 burst probability to recovery from burst-induced depression at recurrent collateral synapsesK J Staley
Department of Pediatrics, University of Colorado Health Sciences Center, Denver, Colorado 80262, USA
J Neurophysiol 86:2736-47. 2001..of synaptic strength and network excitability affected CA3 burst timing as predicted by the cumulative binomial distribution if the burst pace-maker consists of a pool of recovering recurrent synapses...
- Infectious titer assay for adeno-associated virus vectors with sensitivity sufficient to detect single infectious eventsZhu Zen
Avigen, Alameda, CA 94502, USA
Hum Gene Ther 15:709-15. 2004..The observed binomial distribution of the end-point data confirmed that single infectious events could be detected, and allowed calculation ..
- Unhappiness and dissatisfaction in doctors cannot be predicted by selectors from medical school application forms: a prospective, longitudinal studyI C McManus
Department of Psychology, University College London, Gower Street, London WC1E 6BT, UK
BMC Med Educ 5:38. 2005..Here we combine data from a long-term prospective study of medical student selection and training, with an experimental approach in which a large number of assessors used a paired comparison technique to predict outcome...
- Prevalence and intensity of intestinal helminths found in free-ranging golden lion tamarins (Leontopithecus rosalia, Primates, Callitrichidae) from Brazilian Atlantic forestRafael V Monteiro
Instituto Oswaldo Cruz, FIOCRUZ, Lab Biologia de Tripanosomatídeos, Pavilhão Carlos Chagas 3 andar, Av Brasil 4365, Rio de Janeiro, RJ 21040 360, Brazil
Vet Parasitol 145:77-85. 2007..All helminth species followed a negative binomial distribution, with stronger clumping occurring in Trichostrongylidae and in female GLTs...
- Steal phenomenon through the anterior communicating artery in Moyamoya diseaseSoo Mee Lim
Department of Radiology, Mok Dong Hospital, College of Medicine, Ewha Womans University, 911 1 Mok Dong, Yangcheon Gu, Seoul, 158 710, South Korea
Eur Radiol 17:61-6. 2007..in both hemispheres by Suzuki classification was statistically analyzed using the binomial test based on binomial distribution. Follow-ups of ACASP were evaluated in five patients...
- A method for detecting current temporal clusters of toxic events through data monitoring by poison control centersR C Grimson
Department of Preventive Medicine, Health Sciences Center, SUNY at Stony Brook, New York 11794 8036, USA
J Toxicol Clin Toxicol 38:761-5. 2000..Concurrently, increased emphasis on early identification of temporal clustering of toxic exposures has stimulated development of sensitive statistical methods to detect clusters at the time of occurrence...
- Experimental Ascaris suum infection in the pig: worm population kinetics following single inoculations with three doses of infective eggsA Roepstorff
Danish Centre for Experimental Parasitology, Royal Veterinary and Agricultural University, Frederiksberg, Copenhagen, Denmark
Parasitology 115:443-52. 1997..i. (k of the negative binomial distribution was low: 0.2-0.4) without significant differences between groups...
- The epidemiology and population biology of Necator americanus infection in a rural community in ZimbabweM Bradley
Blair Research Laboratory, Harare, Zimbabwe
Trans R Soc Trop Med Hyg 86:73-6. 1992..The frequency distribution of N. americanus was overdispersed and well described by the negative binomial distribution with a value for the aggregation parameter, k, of 0.346...
- Sampling outdoor, resting Anopheles gambiae and other mosquitoes (Diptera: Culicidae) in western Kenya with clay potsM Odiere
Vector Biology and Control Research Centre, Kenya Medical Research Institute, Kisumu, Kenya
J Med Entomol 44:14-22. 2007..Dispersion patterns of the different species and sexes fit well the negative binomial distribution, indicating that the mosquitoes were aggregated in distribution...
- Low diversity and biased substitution patterns in the mitochondrial DNA control region of sperm whales: implications for estimates of time since common ancestryT Lyrholm
Department of Zoology, Stockholm University, Sweden
Mol Biol Evol 13:1318-26. 1996..The substitution pattern fitted a negative binomial distribution better than a Poisson distribution, and the bias in number of substitutions among sites was considerably ..
- C-fiber (Remak) bundles contain both isolectin B4-binding and calcitonin gene-related peptide-positive axonsBeth Brianna Murinson
Department of Neurology, The Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
J Comp Neurol 484:392-402. 2005..Probabilistic modeling using binomial distribution functions rejected the hypothesis that IB4 axons segregate into IB4-specific bundles (P < 0.00001)...
- Gastrointestinal parasite egg excretion in young calves in periurban livestock production in MaliMonica Natalie Wymann
Swiss Tropical Institute, Public Health and Epidemiology, Socinstrasse 57, Basel, Switzerland
Res Vet Sci 84:225-31. 2008..A Bayesian model was used with a negative binomial distribution and herd and individual effects, to account for the clustering of calves in herds and the repeated ..
- The predictive validity of empirical Bayes estimates of road safetyRune Elvik
Institute of Transport Economics, Gaustadalleen 21, NO 0349 Oslo, Norway
Accid Anal Prev 40:1964-9. 2008..2) Estimates derived from the parameters of a negative binomial distribution fitted to an empirical distribution of accidents in a population of sites by means of the method of ..
- Geostatistical software for health and exposure analysisPierre Goovaerts; Fiscal Year: 2006..unreadable] [unreadable] [unreadable]..
- BAYESIAN APPROACHES TO MODEL SELECTION FOR SURVIVAL DATAJoseph G Ibrahim; Fiscal Year: 2013..We develop classes of statistical mixture models based on the zero-inflated negative binomial distribution to model such count data and develop an R software package called Zero-Inflated Negative Binomial ..
- An Exact Test for Overdispersion in Screening Mammography AssessmentsJi Hyun Lee; Fiscal Year: 2006..modeling approaches are employed for assessing the accuracy indices, the standard assumption of the binomial distribution for the data needs confirmation. Several tests based on large sample theory are widely available...
- Reducing Alcohol Use & PTSD w/ Cognitive Restructuring & Experiential AcceptanceTracy Simpson; Fiscal Year: 2008..unreadable] [unreadable] [unreadable]..
- Dissection of Ethanol Actions on Cholinergic Nerve EndingsTIMOTHY SEARL; Fiscal Year: 2008..Our preliminary data with botulinums toxins demonstrate that the synaptic vesicle protein synaptobrevin is an important target for the effects of ethanol. [unreadable] [unreadable] [unreadable] [unreadable]..
- Staffing Characteristics of Nursing Homes and QualityNicholas Castle; Fiscal Year: 2008..unreadable] [unreadable] [unreadable]..
- T Cells in the Pathogenesis of Systemic SclerosisChris Platsoucas; Fiscal Year: 2005..d. To identify Thl, Th2, suppressor, anergic and CTL T-cell clones from those developed above, on the basis of expression patterns of their genes, using DNA array technology. ..
- INCIDENT REPORTING IN NURSING HOMESNicholas Castle; Fiscal Year: 2008..This information will further our development of a standardized incident reporting mechanism recommended by the Institute of Medicine and others. [unreadable] [unreadable] [unreadable]..
- Estimating Association of Clustered Ordinal Dental DataJohn Preisser; Fiscal Year: 2008..New statistical methodology and models are applied to the data to examine more thoroughly the treatment comparisons studied in the original NIDCR-funded clinical trial. [unreadable] [unreadable] [unreadable]..
- The Influence of Staff Turnover on QualityNicholas Castle; Fiscal Year: 2007..unreadable] [unreadable] [unreadable]..
- EXAMINING NURSING HOME COMPARENicholas Castle; Fiscal Year: 2005..abstract_text> ..
- COST-EFFECTIVENESS OF HIV PRIMARY PREVENTIONSteven Pinkerton; Fiscal Year: 2001..Upon completion of the analyses we will summarize and widely disseminate the results. ..
- Cost-Effectiveness of Preventing Acute-Phase HIV TransmissionSteven Pinkerton; Fiscal Year: 2009..The results will inform scientific and policy discussions on the importance of interventions to reduce acute-phase transmission. ..
- Geostatistical software for the boundary analysis of cancer mapsPierre Goovaerts; Fiscal Year: 2008..unreadable] [unreadable] [unreadable] [unreadable]..
- IS AAA AN ANTIGEN-DRIVEN AUTOIMMUNE DISEASE? 'COLLABORATChris Platsoucas; Fiscal Year: 2002..abstract_text> ..
- Archiving the Charleston Heart StudyPaul Nietert; Fiscal Year: 2002..abstract_text> ..
- STATISTICAL INFERENCE FOR SPARSE CATEGORICAL DATAAlan Agresti; Fiscal Year: 2003..The two types of improved intervals will be compared (In some cases, approximate may be better because of the inherent conservativeness of exact methods for discrete data), and extensions will be developed for stratified data. ..
- HIV/STD PREVENTION COST-EFFECTIVENESS: METHODS & APPLICSSteven Pinkerton; Fiscal Year: 2004....
- Psychiatric Morbidity and Intimate Partner ViolenceMARY KERNIC; Fiscal Year: 2008..Additionally, the study will examine whether these effects differ based on whether or not the non-custodial parent adheres to the established restrictions. ..
- Geostatistical software for the analysis of individual-level epidemiologic dataPierre Goovaerts; Fiscal Year: 2007..unreadable] [unreadable] [unreadable] [unreadable]..
- Simulation Tool for HIV/STD Cost-Effectiveness AnalysisSteven Pinkerton; Fiscal Year: 2006..abstract_text> ..
- Geostatistical software for the space-time analysis of health disparitiesPierre Goovaerts; Fiscal Year: 2007..unreadable] [unreadable] [unreadable] [unreadable]..
- Periodontal Assessment in RA Study (PARAS)Clifton Bingham; Fiscal Year: 2007..unreadable] [unreadable] [unreadable] [unreadable]..
- Mixed Model Approach to Gene Mapping for Complex TraitsShizhong Xu; Fiscal Year: 2005..The number, map positions and effects of QTL responsible for ethological divergence between species will be determined by associating mating behavior with polymorphic molecular markers in interspecific backcross hybrids. ..
- Simulation Algorithms for Spatial Pattern RecognitionPierre Goovaerts; Fiscal Year: 2006..The neutral models and methods in this proposal make possible, for the first time ever, evaluation of the sensitivity of the results of cluster or boundary analyses to specification of the null hypothesis. [unreadable] [unreadable]..
- MOLECULAR NEUROBIOLOGY OF SCHIZOPHRENIARobert Freedman; Fiscal Year: 2008..We present provocative new data that perinatal choline supplementation to mice with acra7 polymorphisms results in offspring with normal inhibition of the hippocampal response to repeated sounds. ..
- NICOTINIC SYNAPTIC TRANSMISSION IN THE HIPPOCAMPUSRobert Freedman; Fiscal Year: 2002....
- ELECTROPHYSIOLOGY OF SENSORY GATING IN SCHIZOPHRENIARobert Freedman; Fiscal Year: 2004..Schizophrenia and bipolar disorder are complex illnesses with multiple genetic and non-genetic elements. The goal of this project is elucidate one of these elements as they are discovered. ..