Latest papers

Empirical aspects of linking intensive care registry data to hospital discharge data without the use of direct patient identifiers.

Application of a repeat-measure biomarker measurement error model to 2 validation studies: examination of the effect of within-person variation in biomarker measurements.

Index event bias as an explanation for the paradoxes of recurrence risk research.

[Studies on HCV infection prevalence in Poland--where are we?].

Recruitment-adjusted estimates of HIV prevalence and risk among men who have sex with men: effects of weighting venue-based sampling data.

Enhancing the usefulness of results from economic evaluations of behavioral health interventions.

Blocked randomization with randomly selected block sizes.

Methodological considerations regarding response bias effect in substance use research: is correlation between the measured variables sufficient?

Pre-referral rectal artesunate in severe malaria: flawed trial.

Age-matched comparison of children hospitalized for 2009 pandemic H1N1 influenza with those hospitalized for seasonal H1N1 and H3N2.

Systematic bias in genomic classification due to contaminating non-neoplastic tissue in breast tumor samples.

Influenza vaccine effectiveness in the elderly based on administrative databases: change in immunization habit as a marker for bias.

Improving the accuracy of gene expression profile classification with Lorenz curves and Gini ratios.

Deliberate ignorance: a systematic review of blinding in nursing clinical trials.

Do self-report measures of social anxiety reflect cultural bias or real difficulties for Asian American college students?

Risk assessment of diesel exhaust and lung cancer: combining human and animal studies after adjustment for biases in epidemiological studies

Data quality assurance: an analysis of patient non-response.

Reducing sensitive survey response bias in research on adolescents: a comparison of web-based and paper-and-pencil administration.

Inconsistent results in meta-analyses for the prevention of falls are found between study-level data and patient-level data.

Observational studies: cohort and case-control studies.