Samrat Chatterjee

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Questions related from Samrat Chatterjee

I have a set of 15 symptoms related to a disease. How to identify which of these help identify/screen the disease. Is factor analysis a good method?

I have a disease (X). I have analysed 570 individuals of whom 272 have this disease X. I had in a questionnaire 15 sets of symptoms. I want to find which of these 15 are best to screen/identify...

03 March 2019 9,891 17 View

Is it appropriate to calculate prevalence rates (with our without weighted percentages) and report 95% CI in a clinic-based study population ?

I want to report the prevalence of an eye disease in subjects aged 20 and more drawn from patients visiting an eye out-patient department. Is it appropriate in such a study to report 95%...

03 March 2019 1,962 6 View