Nursing Research
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CUSUM: A tool for early feedback about performance?
Can electronic search engines optimize screening of search results in systematic reviews: an empirical study
Does sampling using random digit dialling really cost more than sampling from telephone directories: Debunking the myths
Maximising response to postal questionnaires - A systematic review of randomised trials in health research
Searching for observational studies: what does citation tracking add to PubMed? A case study in depression and coronary heart disease
Room for improvement? A survey of the methods used in systematic reviews of adverse effects
Sequential boundaries approach in clinical trials with unequal allocation ratios
Stability of response characteristics of a Delphi panel: application of bootstrap data expansion
A non-parametric framework for estimating threshold limit values
Parametric versus non-parametric statistics in the analysis of randomized trials with non-normally distributed data
A randomised controlled trial to assess the effectiveness of offering study results as an incentive to increase response rates to postal questionnaires
Investing in updating: how do conclusions change when Cochrane systematic reviews are updated?
Methods for confidence interval estimation of a ratio parameter with application to location quotients
Lack of interchangeability between visual analogue and verbal rating pain scales: a cross sectional description of pain etiology groups
Adaptive designs based on the truncated product method
Modeling repeated ordinal responses using a family of power transformations: application to neonatal hypothermia data
Causal inference based on counterfactuals
The therapeutic effect of clinical trials: understanding placebo response rates in clinical trials – A secondary analysis
A priori postulated and real power in cluster randomized trials: mind the gap
Which resources should be used to identify RCT/CCTs for systematic reviews: a systematic review
A simplified search strategy for identifying randomised controlled trials for systematic reviews of health care interventions: a comparison with more exhaustive strategies
Oblique decision trees for spatial pattern detection: optimal algorithm and application to malaria risk
Empirical evaluation of prediction intervals for cancer incidence
How does study quality affect the results of a diagnostic meta-analysis?
No role for quality scores in systematic reviews of diagnostic accuracy studies
Recruitment of ethnic minority patients to a cardiac rehabilitation trial: The Birmingham Rehabilitation Uptake Maximisation (BRUM) study
Use of re-randomized data in meta-analysis
Early life factors, childhood cognition and postal questionnaire response rate in middle age: the Aberdeen Children of the 1950s study
Assessing subgroup effects with binary data: can the use of different effect measures lead to different conclusions?
The strengths and limitations of meta-analyses based on aggregate data
Estimating the mean and variance from the median, range, and the size of a sample
Who wants to join preventive trials? – Experience from the Estonian Postmenopausal Hormone Therapy Trial
Practical considerations for estimating clinical trial accrual periods: application to a multi-center effectiveness study
Methodological bias in cluster randomised trials
Reporting quality of randomized trials in the diet and exercise literature for weight loss
Evaluating the role of quality assessment of primary studies in systematic reviews of cancer practice guidelines
Effects of the search technique on the measurement of the change in quality of randomized controlled trials over time in the field of brain injury
Effectiveness of different databases in identifying studies for systematic reviews: experience from the WHO systematic review of maternal morbidity and mortality
Comparison of nested case-control and survival analysis methodologies for analysis of time-dependent exposure
Factors associated with reporting multiple causes of death
Systems validation: application to statistical programs
Systematic reviews of epidemiology in diabetes: finding the evidence
A suite of web applications to streamline the interdisciplinary collaboration in secondary data analyses
A survey of statistics in three UK general practice journal
Proportional odds ratio model for comparison of diagnostic tests in meta-analysis
Random allocation software for parallel group randomized trials
"Any other comments?" Open questions on questionnaires – a bane or a bonus to research?
The fallacy of enrolling only high-risk subjects in cancer prevention trials: Is there a "free lunch"?
Participant characteristics associated with withdrawal from a large randomized trial of spermicide effectiveness
A systematic review of the content of critical appraisal tools
Cluster randomised trials in the medical literature: two bibliometric surveys
Publication bias in situ
Assessing harmful effects in systematic Reviews
Evaluating heterogeneity in cumulative meta-analyses
Meta-analytic methods for pooling rates when follow-up duration varies: a case study
WHO systematic review of maternal mortality and morbidity: methodological issues and challenges
The Platino project: methodology of a multicenter prevalence survey of chronic obstructive pulmonary disease in major Latin American cities
The level of non-citation of articles within a journal as a measure of quality: a comparison to the impact factor
Incongruence between test statistics and P values in medical papers
Comparing breast cancer mortality rates before-and-after a change in availability of screening in different regions: Extension of the paired availability design
The rating reliability calculator
What is the value of social values? The uselessness of assessing health-related quality of life through preference measures
Intracluster correlation coefficients in cluster randomized trials: empirical insights into how should they be reported
Patient recruitment to a randomized clinical trial of behavioral therapy for chronic heart failure
The role of the clinical research coordinator – data manager – in oncology clinical trials
Finding qualitative research: an evaluation of search strategies
Can the caged bird sing? Reflections on the application of qualitative research methods to case study design in homeopathic medicine
Composition of the editorial boards of leading medical education journals
Cluster randomized trial of an active, multifaceted information dissemination intervention based on The WHO Reproductive health library to change obstetric practices: methods and design issues
Correction: A simple method for analyzing data from a randomized trial with a missing binary outcome
Pragmatic controlled clinical trials in primary care: the struggle between external and internal validity
A framework for power analysis using a structural equation modelling procedure
Design, analysis and presentation of factorial randomised controlled trials
The development of QUADAS: a tool for the quality assessment of studies of diagnostic accuracy included in systematic reviews
Recruitment of heterosexual couples in public health research: a study protocol
Correction: The transitive fallacy for randomized trials: If A bests B and B bests C in separate trials, is A better than C?
How many repeated measures in repeated measures designs? Statistical issues for comparative trials
Alternatives for logistic regression in cross-sectional studies: an empirical comparison of models that directly estimate the prevalence ratio
Interdisciplinary research: putting the methods under the microscope
The reporting of methods for reducing and detecting bias: an example from the WHO Misoprostol Third Stage of Labour equivalence randomised controlled trial
How does correlation structure differ between real and fabricated data-sets?
Imputation of a true endpoint from a surrogate: application to a cluster randomized controlled trial with partial information on the true endpoint
A perfect correlate does not a surrogate make
Interim analyses of data as they accumulate in laboratory experimentation
Does anybody read "evidence-based" articles?
Identifying null meta-analyses that are ripe for updating
More insight into the fate of biomedical meeting abstracts: a systematic review
Estimating the cumulative risk of false positive cancer screenings
Randomized trials, generalizability, and meta-analysis: Graphical insights for binary outcomes
Quantifying errors without random sampling
A simple method for analyzing data from a randomized trial with a missing binary outcome
Choosing a control intervention for a randomised clinical trial
Design of Phase II cancer trials evaluating survival probabilities
Estimation of the correlation coefficient using the Bayesian Approach and its applications for epidemiologic research
Using observational data to estimate an upper bound on the reduction in cancer mortality due to periodic screening
Performance of health-status scales when used selectively or within multi-scale questionnaire
Development and evaluation of a quality score for abstracts
A proposed architecture and method of operation for improving the protection of privacy and confidentiality in disease registers
Sample size requirements for case-control study designs: correction
Choosing marginal or random-effects models for longitudinal binary responses: application to self-reported disability among older persons
Bias and heteroscedastic memory error in self-reported health behavior: an investigation using covariance structure analysis
The transitive fallacy for randomized trials: If A bests B and B bests C in separate trials, is A better than C?
Threshold protocol for the exchange of confidential medical data
Statistical issues in randomized trials of cancer screening
Meta-analysis: Neither quick nor easy
Conducting systematic reviews of diagnostic studies: didactic guidelines
Do multiple outcome measures require p-value adjustment?
Publication bias in gastroenterological research – a retrospective cohort study based on abstracts submitted to a scientific meeting
Are the Cochrane group registers comprehensive? A case study of Japanese psychiatry trials
The probability of cost-effectiveness
Markers for early detection of cancer: Statistical guidelines for nested case-control studies
Meta-analysis, Simpson's paradox, and the number needed to treat
Pooling data for Number Needed to Treat: no problems for apples
Simpson's paradox and calculation of number needed to treat from meta-analysis
Quality control and data-handling in multicentre studies: the case of the Multicentre Project for Tuberculosis Research
Determinants of abstract acceptance for the Digestive Diseases Week – a cross sectional study
Effect of paper quality on the response rate to a postal survey: A randomised controlled trial
Sample size requirements for case-control study designs
Updating a systematic review – what difference did it make? Case study of nicotine replacement therapy
The Paired Availability Design for Historical Controls
On the probability of cost-effectiveness using data from randomized clinical trials
Incomplete evidence: the inadequacy of databases in tracing published adverse drug reactions in clinical trials
The use of percentage change from baseline as an outcome in a controlled trial is statistically inefficient: a simulation study
Assessment of the usefulness of a diagnostic test: A survey of patient preference for diagnostic techniques in the evaluation of intestinal inflammation
Determinants of patient recruitment in a multicenter clinical trials group: trends, seasonality and the effect of large studies
Reporting of conflicts of interest in guidelines of preventive and therapeutic interventions
The CONSORT statement: revised recommendations for improving the quality of reports of parallel group randomized trials
Using evidence from different sources: an example using paracetamol 1000 mg plus codeine 60 mg
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