research methods

design study and experimental design, randomized or not measurement Definitions and refinements of measurements, information content in binary, multinomial, ordinal, and continuous measurements, scale derivation and meaning, composite scales, errors, and reliability. meta-analysis Meta-analysis conduct and statistical methods research data management Research data management, including design of case report forms, software systems, training of personnel, and quality control survey Sample survey design, execution, and interpretation study interpretation Interpretation of particular study results

Topic	Replies	Views	Activity
About the research methods category research methods research-method	1	4320	April 17, 2020
Dichotomization measurement categorization , responder , rct	78	4857	May 10, 2026
The growing interest in integrating causal inference and Design Theory research methods rct , design	11	391	May 7, 2026
Biomarker ratios measurement prediction	7	112	April 28, 2026
Sample size determination-confirmatory prognostic factor study design prediction , sample-size	4	78	April 25, 2026
Conditional vs marginal odds ratios measurement	1	91	April 23, 2026
Where are the exceptional responders? research methods	10	1196	April 16, 2026
Power Calculations in Longitudinal Mixed Effects - from two measurements to three measurements research methods	9	137	April 15, 2026
Scoping review + SOCI: to assess DHIS2 applicability for NCD research methods design	2	62	March 26, 2026
Categorizing Continuous Variables measurement categorization	29	69763	December 24, 2024
How to conduct and analyze utility-focused trials design	1	61	December 20, 2025
Introduction to Forensic Metascience: Techniques to check the credibility of scientific reports research methods meta-analysis , interpretation	0	105	December 7, 2025
The Design Theory /Causal Inference Divide Explained by the Position of U design rct , design	2	155	November 28, 2025
Good citation for importance of developing free software to advance new methods? research methods computing	1	96	November 25, 2025
Decades of underpowered RCT research methods rct	24	669	November 20, 2025
Sample size calculations in microbial metagenomic research design sample-size	3	78	November 18, 2025
Statistical Analysis Plans design sap	2	345	November 2, 2025
What is a fake measurement tool and how are they used in RCT measurement rct	54	20841	November 4, 2025
Using SD deviation to create risk scores measurement prediction	1	122	September 28, 2025
The demise of the funnel plot in meta-analysis meta-analysis graphics	9	432	September 24, 2025
Should cSM be part of CONSORT design dag , rct	1	115	September 12, 2025
Sample Size Calculation for a 2x2 Factorial RCT design ancova , sample-size , rct , design , sap	6	387	September 3, 2025
Problems with NNT study interpretation nnt , effect-measures , decision-making	37	39975	August 10, 2025
How to assess reliability/validity of a measurement based on differences in measurements? measurement observer-variability	6	182	August 7, 2025
Question about Meta MA and NMA meta-analysis	0	89	June 16, 2025
Question on the Use of Composite Outcomes vs. All-Cause Mortality in Drug Trials measurement endpoint , multiple-endpoints	9	224	May 21, 2025
Obtaining a continuous estimate from ordinal data research methods bayes , meta-analysis , ordinal	14	525	May 20, 2025
Challenges in determining meaningful between group differences of surgery vs non-surgical treatment research methods mcid , survey , protocol , change , design	12	789	May 9, 2025
Why the Non-Reproducibility of Acute Care RCT? The CAP studies measurement interpretation , rct , design	6	210	May 8, 2025
Sample size and duration of follow-up of randomized controlled clinical trials design	11	381	April 28, 2025