User cmirian - Cross Validated

cmirian

Member for 6 years, 3 months
Last seen more than a month ago

12 Questions

Score Activity Newest Views

3 votes

1 answer

1k views

rms/R: How to apply survSplit on 2 covariates with time-varying coefficients, one discrete and one transformed with restricted cubic splines?

asked Mar 14, 2020 at 8:19

1 vote

0 answers

20 views

The appropriate match ratio between case and controls: the obsession with 1:5 [duplicate]

asked Jan 17, 2020 at 14:52

1 vote

0 answers

46 views

How can I determine whether my Cox regression analysis have enough power to conclude an outcome

asked Aug 22, 2019 at 8:11

0 votes

1 answer

31 views

How can I test statistic difference/comparability between these two specific study groups?

asked Dec 18, 2018 at 21:08

2 votes

1 answer

1k views

Why are Kaplan-Meier curves crossing when Cox PH assumption is not violated (Global Shoenfeld non-significant)?

asked Sep 22, 2018 at 17:29

1 vote

0 answers

13 views

How can I investigate correlations between tumor location and surface-receptor expression in R-studio?

asked Sep 11, 2018 at 14:57

1 vote

1 answer

5k views

How is weight of a study calculated/determined in a Forest Plot (e.g., by using metafor package in R)?

asked Aug 12, 2018 at 16:47

1 vote

1 answer

23 views

Literature on combing randomized controlled trials and retrospective studies in meta-analyses

asked Mar 17, 2018 at 15:26

12 votes

3 answers

5k views

Justifications for a fixed-effects vs random-effects model in meta-analysis

asked Jan 21, 2018 at 9:50

3 votes

1 answer

241 views

What estimator to use in random effects model?

asked Jan 14, 2018 at 21:42

0 votes

1 answer

49 views

How should I approach statistically?

asked Jan 13, 2018 at 15:42

0 votes

0 answers

82 views

Random Effect Model or Fixed Effect Model in meta-analysis? [duplicate]

asked Jan 11, 2018 at 19:46