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Questions related to Diagnostic Methods
can it be diagnosied by the same tool or different tool
05 January 2021 3,266 2 View
What sample size formula should I use to compare the three area under the roc curve (AUC) obtained from three diagnostic methods from similar sample? MedCalc software gives us the sample...
21 December 2020 5,948 3 View
I work at a diagnostic lab and have developed methods that can be used to decrease the amount of time it takes to get results for a test, is there a format for publication with this kind of project?
17 March 2020 4,904 4 View
To conduct a study with people with severe/profound intellectual (and multiple) disabilities, it is important to ensure that the participating persons actually meet these sample criteria. -> From...
02 February 2020 2,110 9 View
Dear All, In diagnostic study, which one is better for sample size calculation by using Sensitivity / Specificity (or) by using AUCROC value? What is the different?
07 July 2019 9,894 2 View
Hi, Please I need your response to the above question. I want to test the effectiveness of a malaria RDT kit in the field using blood samples that will be collected from consenting human...
05 May 2019 8,262 8 View
In our time, many diagnostic methods have emerged, and there is a difference in opinion.
01 January 2019 9,109 4 View
Is there a sound way to infer a ROC curve (a (smoothed?) approximation of the real ROC curve) from a given AUC? The authors did not supply a figure of the ROC curve, only the AUC and corresponding...
12 December 2018 7,536 4 View
There are several laboratory diagnostic method for detection of H pylori but they are differ according to their sensitivity, specificity, etc. We need to full understand which one is more accurate...
10 March 2018 6,341 3 View
03 March 2018 3,752 3 View
Currently I am invstigating the seroprevalence of toxoplasmosis in cancer patients and I want to make sure that serological diagnosis (detection of IgG and IgM by ELISA technique) is still the...
03 March 2018 1,986 2 View
We are testing a new diagnostic tool and comparing it to the actual gold standard for this diagnosis. Briefly, we examined 25 patients with the new diagnostic tool (test A) and the gold standard...
02 February 2018 1,593 9 View
Most available diagnostic methods for early detection of breast cancer detect tumor after it had reached a relatively dangerous size concerning tumor pathogenesity. Besides , most are either...
12 December 2017 4,250 3 View
09 December 2017 1,964 3 View
I am planning to write a systematic review with meta-analysis regarding the diagnostic threshold of a biomarker for a disease. While I am making a preliminary literature search, I found out that...
08 August 2017 3,449 5 View
During specificity test of a diagnostic, when it challenged against plasmid DNA from a non-target species at a very high concentrations of DNA non-target (10E8 copies/ul) there was amplification....
15 June 2017 10,198 2 View
06 June 2017 2,950 2 View
Can I quantify aflatoxin B1 by a spectrophrotometer such as NanoDrop directly after extraction? Is it possible set the data obtained of ELISA with Spectrophotometer.
02 February 2017 8,923 4 View
Detection of new infections from relapses in vivax malaria elimination programme is a big challenge, as a routine diagnostic method that can distinguish these cases from there. Please help us out...
07 July 2016 2,364 16 View
Unfortunately there isn't serological tests to detect tetanopasmine in dogs and cats. The only diagnostic method currently practiced is the cultural isolation, but it requires biosafety level 3,...
07 July 2016 8,996 0 View
How can I record the lower limb muscles activity (EMG) in pool?
02 February 2016 7,026 4 View
Hello; I am trying to validate or asses the diagnostic reliability of a new test. I have doubt about the necessary number of samples, the comparison between the different diagnostic test employed...
19 January 2016 2,742 4 View
About, 40% of KOTs presented with inflammations. in this cases, aspiration and incisional biopsies would not give a reliable results. Its assume that the clinician should know a definitive...
01 January 2016 4,863 3 View
01 January 2016 5,181 4 View