Samir Haffar

5 Questions 2 Answers 0 Followers

Questions related from Samir Haffar

How to compare means and standard deviations in 3 groups?

Hello all, I would like to compare the means and SDs of 3 groups. The only data I have are sample size, mean, and SD for each group as presented below: Group 1 : sample size 1: 250 mean 1:...

04 September 2020 8,947 3 View

Does fibroscan using the S probe in S1 or S2 position yield the same result when used in the same patient?

s1 or s2 are used depending on thoracic diameter according to the manufacturer

29 May 2015 3,863 2 View

Can a patient on chronic hemodialysis and chronic hepatitis B be moved from a positive HBsAg machine to a negative machine after HBsAg seroconversion?

is there a risk of transmission of hepatitis B from this patient if he is on negative HBsAG machine?

29 May 2015 2,548 8 View

Is there a free software for performing cost-effectiveness analysis? Is it reliable?

I intend to do a cost-effectiveness analysis of hep A in the Middle East.

14 December 2013 1,921 7 View

How to compare pooled mean of different subgroups in a meta-analysis

Hello all, I am working on a meta-analysis of 30 studies to report the pooled means stratified into 4 subgroups depending on the technique used to compute the mean. I use the following syntax in...

01 January 1970 2,519 2 View