Solve the problem.
-At a hospital specializing in treating heart disease, it was found that 224 out of 4,612 patients undergoing open heart mitral valve surgery died during surgery or within 30 days after surgery.
Determine the probability that a patient will not survive the surgery or 30 days after the surgery.
This is called the mortality rate. Round to 3 decimal places.
A) 0.042
B) 0.055
C) 0.134
D) 0.049

Question

Quizplus · Accepted Answer

The mortality rate is calculated by dividing the number of patients who died (224) by the total number of patients (4612), which gives 224/4612 = 0.0486. Rounding to three decimal places gives 0.049.

Solve the Problem. -At a Hospital Specializing in Treating Heart Disease, It Was