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. 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 study interpretation Interpretation of particular study results

Topic	Replies	Views	Activity
About the research methods category research methods research-method	1	2531	April 17, 2020
Run-in phase in RCTs research methods rct	10	280	September 24, 2022
Sample size linear regression design sample-size , regression	3	171	September 18, 2022
Can I conduct an exploratory cross-over study on data originally collected in a clinical trial? research methods	0	246	September 7, 2022
Cdisc in academia measurement rct , data	1	335	September 7, 2022
From observed event rates to event rate per anno and 5-year risk meta-analysis	1	334	August 31, 2022
How can the change in exposure be taken into account in the survival analysis? research methods	1	365	August 12, 2022
Language for communicating frequentist results about treatment effects study interpretation confidence-interval , rct , p-value , journal , writing	195	90605	August 6, 2022
What is a fake measurement tool and how are they used in RCT measurement rct	45	11710	August 3, 2022
Inventory/Cost of Goods research methods	1	840	July 9, 2022
Predicting rare outcomes research methods	8	2094	June 26, 2022
Discussion on reconstructing data meta-analysis interpretation	4	2240	June 22, 2022
Article(s): Coffee Benefits and Continuous vs. Categorical Variable Analysis measurement categorization	3	1132	June 19, 2022
Study Design for Subjective Multinomial Outcome design design , measurement , measurement-error	7	1977	June 6, 2022
What type of study design can best describe this Study? design measurement	0	794	June 2, 2022
Should adverse effects be adjusted for multiple comparisons? study interpretation rct	4	1843	May 24, 2022
Predictive modelling of crossover trial with a binary outcome and four interventions design crossover	0	800	May 12, 2022
Prospective OR Retrospective Cohort Study? design design	3	1838	May 8, 2022
What are the decision rules for concluding on the effectiveness of the treatment when intermediate analyses are planned? research methods	6	1109	May 8, 2022
Summary Statistics vs Raw Data measurement time-to-event , ordinal , rct , multiple-endpoints , critical-care	8	4938	May 7, 2022
Is logistic regression or survival analysis most appropriate in this case? design survival-analysis , logistic-regression , longitudinal	1	923	April 28, 2022
Statistical power estimation for a time-dependent covariate in Cox (proportional hazards) regression design survival-analysis	0	832	April 19, 2022
Methodology: Benefit Risk Assessment when Risk and Benefit are only observed in different timing measurement drug-dev , safety , rct	5	904	April 18, 2022
Guidelines for Covariate Adjustment in RCTs design ancova	59	20181	April 14, 2022
Do we need a research hypothesis for developing a clinical prediction model? research methods prediction	7	1528	April 9, 2022
Article: Going from evidence to recommendations: Can GRADE get us there? meta-analysis interpretation , design	0	960	April 3, 2022
Exemplary QOL analyses that avoid change-from-baseline blunders? research methods	22	10826	March 10, 2022
Interesting Talk on Dichotomization measurement categorization	9	2040	March 2, 2022
Outcome dispersion and reduction of outliers as a primary outcome in clinical RCT? design	3	1419	February 24, 2022
Understanding "BNT162b2 mRNA Covid-19 Vaccine in a Nationwide Mass Vaccination Setting]" study interpretation	0	1198	January 18, 2022