Carrie Oh

11 Questions 3 Answers 0 Followers

Questions related from Carrie Oh

The funnel plot diagonal line crosses the y-axis, how to interpret?

Photo attached!

14 March 2022 8,359 1 View

For random effects model heterogeneity interpretations, which test is most important?

Chi-square test, Tau or I-squared? I guess I shouldn't need to use them all, but for meta-analysis, with relatively few studies (less than five per set) which would be most important?

03 March 2022 515 2 View

Fixed or random effects! Dilemma!?

Hello! I would really appreciate some wider knowledge on my issue. I am running a meta-analysis to look at the risk ratios associated with the risks of incidence/mortality of breast or ovarian...

26 February 2022 4,638 2 View

What type of heterogeneity test might best be used with a random effects model?

Would a Tau-square or I-squared statistic be functional?

26 February 2022 9,982 0 View

When using ROBINS-I for detecting bias in non-randomized studies, can the risk ever be low?

I just read that in non-randomized studies, RoB can never be considered low like a well performed randomised trial. Is this true, can I not determine a study as being of low risk of bias?

09 December 2021 5,140 1 View

Is it compulsory to include an assessment of study bias when doing meta-analysis?

I feel my research question answers my aim very well...do I need to incorporate a risk of bias assessment?

06 December 2021 2,716 5 View

Can I convert incidence data to hazard ratio data?

Hello! I have a study with results "incidence of 32 per 1000 PY (95% CI 9-55 per 1000 PY)" and I am wondering how to include this in my meta-analysis (which is using hazard ratios). Is there a...

09 November 2021 9,095 3 View

Is my meta-analysis based on fixed-effect or random-effect?

Hello! I am creating a meta-analysis based on hazard ratios given for breast cancer incidence in BRCA1/2 carriers. Would this be fixed or random-effects? I am creating a forest plot using RevMan...

06 November 2021 4,588 4 View

PRISMA for selecting studies, then STROBE and ROBINS-I for further study dissection in systematic review?

Hello! It has been a little difficult to wrap my head around the process of this quantitative systematic review procedure. I used PRISMA to create a flow-chart of the 25 studies that met my...

25 September 2021 5,749 4 View

Can I do a systematic review and meta-analysis focusing on publication bias?

Hello! Is it viable to conduct a quantitative systematic review of all publications meeting the criteria of my inclusion criteria...investigate the methodologies used to collect the data within...

30 August 2021 2,477 7 View

What category of bias in ROBINS-I would the way results are displayed, fall into?

I know this sounds strange but, let's say I see a study gets and presents results in a way that changes the perception of how the reader views those results. What sort of bias would that fall...

01 January 1970 6,027 2 View