A patient of diabetes and hypeension comes to your clinic. As a doctor, you explain to him the risks of various complications. Which of these is the best tool to demonstrate the complications?
(A) Pie cha (B) Histogram (C) Scatter plot (D) Venn diagram
(D) Ans: D. Venn diagram(Ref https://en.itikipedia.org/wiki/Venn_diagram)A Venn diagram is an easy tool to make people understand overlapping risk factors, complications and comorbidities to a patient in a simple language.