Victor C. Kok

10 Questions 72 Answers 0 Followers

Questions related from Victor C. Kok

Do you think the citescore is equivalent to impact factor as a journal metric?

The Elsevier's freely accessible online journal metric, Citescore, includes double the journals than the traditional 'impact factor' and thus shall be more welcomed by the academics worldwide....

15 April 2017 5,154 38 View

Why does the right-side colon adenocarcinoma exhibit microsatellite instability-high whereas the left-sided ones are more microsatellite stable?

Microsatellite instability caused by defective mismatch repair machinery is observed in up to one fifth of colorectal adenocarcinomas. When the aberrant number of short tandem repeats in the tumor...

22 November 2015 2,908 9 View

How can I perform data synthesis as in meta-analysis for data such as median duration of survival time?

Sounds like quantitative synthetic analysis of median duration of survival time from several candidate studies is not available in commercial software specifically for meta-analysis. How do you...

24 July 2015 1,549 1 View

How do I assess and judge that the best response has been achieved during neoadjuvant imatinib mesylate treatment for a bulky gastric cardiac GIST?

A young woman with gastric cardiac malignant GIST involving lower esophagus underwent neoadjuvant imatinib mesylate. When can we say it is the best time for the surgeon to operate: by duration of...

15 December 2014 4,012 5 View

Can you think of any valid shared risk factors for colorectal cancer and endometriosis?

Either positively or negatively associated factors.

03 December 2014 7,742 3 View

What variables inside a database represent a patient's socioeconomic status in administrative claims database research?

When we want to define the socioeconomic state of an enrollee, what variables (items or data) should we look at and collect?

03 November 2014 1,090 11 View

Are you comfortable not to proceed to axillary lymph node dissection when the sentinel lymph node frozen section is reported to have 2 positive nodes?

Of course there is a guideline statement and some trial data to support the abortion of ALND, but in what scenario will you be most comfortable about the decision?

03 November 2014 9,744 8 View

How to calculate the synergy Index when the measure of risk is hazard ratio?

SAB=(RRAB - 1)/(RRA + RRB - 2)

16 August 2014 8,871 4 View

Can a database be somehow transformed into knowledge-base?

We know that data will deliver information which will form a knowledge. So, there exists database, information-base and knowledge-base. Will a database and a knowledge-base co-exist?

04 August 2014 4,937 5 View

What is the optimal critical appraisal tool (worksheet) for an observational cohort study?

Critical appraisal of a published article can have a better insight of the quality of research delivered by the article.

13 July 2014 5,388 7 View