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	3838	April 17, 2020
Where are the exceptional responders? research methods	1	92	July 25, 2024
Effect sizes for power and evidence for effectiveness design mcid , effect-measures	24	660	July 24, 2024
Power and sample size planning with canonical correlation analysis design	3	99	July 23, 2024
Recovering utilities implicit in adaptive trial designs design	5	198	July 18, 2024
Health economic state-based transition models research methods	3	260	July 3, 2024
Progression in cancer trials design survival-analysis , endpoint , multiple-endpoints	26	3834	June 25, 2024
Quality literature on the design and logistics of conducting a randomized controlled trial design	4	3460	June 20, 2024
Power for a mixed ANOVA (2b x 2w) research methods	2	275	June 8, 2024
Comparisons of Physicians and LLMs with Technical Replicates research methods research-method , random-effects , ai	1	253	June 6, 2024
Method comparison study: Multiple experts vs AI measurement ai , agreement	8	763	May 21, 2024
Definition of Intention-to-Treat Set in Epic generated randomization design	16	835	May 4, 2024
Double Counting in Meta-Analysis meta-analysis	3	324	April 10, 2024
Sample size calculation for metabolomic profiles in a nested case-control study design sample-size	0	298	April 8, 2024
Immortal-time-bias vs. selection bias study interpretation design	2	337	April 7, 2024
Run-in phase in RCTs research methods rct	14	9777	April 1, 2024
Calculate incidence rate after adjustment research methods	10	1482	March 19, 2024
Is Lithium Equivalent to Lecanemab in Slowing cognitive decline in Alzheimer's Disease? research methods survival-analysis , interpretation , rct	0	483	February 23, 2024
Problems with NNT study interpretation nnt , effect-measures , decision-making	36	34016	February 19, 2024
Review of Trial at the Center of the Firestorm Over Early Connection of Patients to Ventilators during the Pandemic measurement design , interpretation , rct	34	3347	February 16, 2024
RCT: protocol deviation and implications for analysis research methods rct	6	469	February 16, 2024
Handling missing continuous data due to death measurement time-to-event , longitudinal , multiple-endpoints	7	535	February 8, 2024
Sample Size calculation - "subgroup hypothesis", Guidance needed design design , sample-size	2	519	February 4, 2024
ITT analysis population - RCT design rct	6	953	February 3, 2024
Practicalities of using Markov Longitudinal Ordinal Models in Cardiovascular Outcome Trials measurement ordinal , longitudinal	5	662	January 25, 2024
Mixed vs Random Effects ICC measurement	13	16847	January 23, 2024
Random vs. fixed effects meta-analysis meta-analysis random-effects	22	3962	January 20, 2024
Calculate event/total of an outcome that is reported as Hazard Ratio (95% CI, p-value) meta-analysis	1	333	January 10, 2024
Language for communicating frequentist results about treatment effects study interpretation confidence-interval , rct , p-value , journal , writing	200	111705	January 9, 2024
Substituting treatment arm with drug exposure (continuous variable) in RCT research methods rct	10	664	January 8, 2024