research methods


research data management Research data management, including design of case report forms, software systems, training of personnel, and quality control meta-analysis Meta-analysis conduct and statistical methods survey Sample survey design, execution, and interpretation design study and experimental design, randomized or not study interpretation Interpretation of particular study results measurement Definitions and refinements of measurements, information content in binary, multinomial, ordinal, and continuous measurements, scale derivation and meaning, composite scales, errors, and reliability.
Topic Replies Activity
About the research methods category 1 July 13, 2018
Prophetic variable in survival analysis - or not? 3 November 2, 2019
Responder Analysis: Loser x 4 19 October 31, 2019
Outcome-based subgroups 8 October 23, 2019
Sample size calculation for a marker to improve diagnosis 2 October 21, 2019
Sample size consideration for establishing a reference interval 7 October 21, 2019
AKI is both more and less than acute kidney injury 16 October 19, 2019
Language for communicating frequentist results about treatment effects 167 October 16, 2019
Mathematical behavior of the primary endpoint 13 October 14, 2019
Nonparametric Effect Size estimation, Likelihood Methods, and Meta Analysis 9 October 13, 2019
Comparing Beta coefficients 5 October 11, 2019
Imbalance in pre-post studies 7 October 2, 2019
Which SD to use when calculating standardised mean differences? 2 October 2, 2019
Normalizing for diuretic use in heart failure studies 6 September 28, 2019
Meta-analysis: SD for Cohen's d and Hedge's g 2 September 25, 2019
How much patient variability is best for a clinical trial? 6 September 22, 2019
HSROC hierarchical model for DTA meta-analysis 8 September 21, 2019
STROBE documents suggest that inferential summaries be avoided in descriptive tables for observational studies 10 September 14, 2019
Interpreting prognostic factor importance from univariate vs multivariable analysis 9 September 4, 2019
Sample size estimation in a 3-treatment 3-period crossover study 3 September 4, 2019
Observational study with no hypotheses 12 August 29, 2019
Fragility Index 32 August 24, 2019
Survey Non-Response Weighting Stata 8 August 21, 2019
Updates to NEJM Statistical Guidelines for Authors 21 August 11, 2019
Sample size calculation for correlation study 5 August 2, 2019
Interpreting the results of two non-inferiority trials 15 July 31, 2019
Can a dataset be "overdispersed" if I'm not using a model with assumptions on normality? 3 July 28, 2019
Balancing confidentiality and scientific rigor with anonymized data sets 6 July 25, 2019
Is it sensible to consider meta-analysis the strongest level of evidence for or against an intervention? 22 July 18, 2019
Proper methods for analysis of ordinal outcome measures 5 July 13, 2019