Two Physicians Were Asked to Independently Classify 250 Ultrasounds as Positive

Multiple Choice

Two physicians were asked to independently classify 250 ultrasounds as positive or negative.The comparison of their classification is shown in the following table.What is the simple percent agreement between the two physicians out of the total? Use the following table to answer the question. Number of Positive and Negative Cases by Physician 1 and Physician 2
$$\begin{array}{r}{ \text { Physician 1 } }\quad\quad\\\begin{array} { | l | l | l | } \hline{ \text { Physician } 2 } \\\hline & \text { Positive } & \text { Negative } \\\hline \text { Positive } & 45 & 15 \\\hline \text { Negative } & 25 & 165 \\\hline\end{array}\end{array}$$

A) 24%
B) 28%
C) 53%
D) 67%
E) 84%