11 Questions 23 Answers 0 Followers
Questions related from Umesh Wadgave
OR = 1 mean that both groups have the same odds. When OR = > 1 (Eg. If OR = 3, i.e the study group have 3 times more odds of having an event when compared to control group. However, when odds...
10 October 2014 8,143 56 View
I want to see the association between nominal variable (dichotomous) and an ordinal variable, So can I use Chi-square test or some other test?
10 October 2014 6,645 15 View
I am doubting whether all the internal consistency and external consistency reliability tests would differ for a diagnostic test, and any other instrument like a questionnaire?
04 April 2014 1,558 0 View
I got significant results after ANOVA test, but when I applied post hoc Tukey's test, I obtained non significant results. I could not reason it out.
03 March 2014 4,880 49 View
As we are facing many problems in research publications like plagiarism, falsification and defrauding. As these research studies may seriously influence the quality as well as development of...
02 February 2014 1,155 2 View
Are there any variants of Randomized Controlled Trial? Could anyone suggest me some literature?
12 December 2013 5,391 14 View
If the interim results are published (usually in sequential trials) where results reveal that one drug is better than another, will such results have an influence on both the investigators and...
11 November 2013 7,423 2 View
Recently I came across an article titled "A retrospective randomized study of asthma control in the US: results of the CHARIOT study." I couldn't get the full article, but I have some doubts that...
11 November 2013 1,984 28 View
While obtaining informed consent from the patient we explain about all the procedures and risks involved in the study. While doing this can we motivate the subjects like "your efforts of taking...
11 November 2013 1,624 7 View
We don't determine sample size to see the differences between the two groups after random allocation in RCTs. So is it appropriate to apply statistical tests to see the difference between groups...
08 August 2013 9,562 5 View
Can anyone tell me which post hoc test I should use after non-parametric tests like Kruskal–Wallis test and Friedman's ANOVA?
06 June 2013 3,172 4 View