Gayatri Vishwakarma

7 Questions 40 Answers 0 Followers

Questions related from Gayatri Vishwakarma

How to perform a meta-analysis for single group?

How to perform a meta-analysis for single group? Single group means you don't have a comparison group. You have estimates i.e. Mean+_SD with sample size OR events and sample size for one...

08 August 2019 8,478 7 View

What if all subjects got event in survival analysis?

If in survival analysis all study subjects got event before last follow-up, then how should we interpret the summary.

05 May 2018 9,634 4 View

What will be approach of sample size calculation in hospital-based studies?

It is said that for retrospective studies in hospital setup does not required a sample size calculation as limited number of samples are available for research. If appropriate numbers are not...

07 July 2017 9,470 8 View

If any of the assumptions is not met what is the method of finding association between two quantitative variable?

There are three assumptions of correlation and regression i.e normality, linearity, homoscedasticity. What are the alternative methods if one of the assumption is not met? Similarly for non-linear...

12 December 2016 4,983 7 View

Do you know about the software which can tell you which statistical method you should use?

I am wondering if you know about the software which can tell us about the appropriate statistical methods for our data.

09 September 2015 8,120 2 View

Is statistical software reliable?

I am wondering if you could tell me about the validity of statistical software. There should be a regulatory body who regulates the software available in the market does not matter open source or...

08 August 2014 7,143 20 View

Is preparation of Statistical Analysis Plan (SAP) mandatory for very research/clinical trials ?

I think it should be compulsory. Everything is clear from start to end of the study.

08 August 2014 5,192 4 View