Patient Satisfaction Tracking Calculator

Confidence intervals are the + / - figures usually reported in opinion polls as a means of understanding the accuracy of a survey's results.

From the diagram above, it would be easy to assume that Ward 1 is performing better than Ward 2 for cleanliness. However, after calculating the margin of error for Ward 1 as + / - 21% (based on a patient population of 500 and a sample of only 20 patients) and the margin of error for Ward 2 as + / - 4% (based on a patient population of 100 and a sample of 86 patients), we have more confidence in the accuracy of the figures for Ward 2.

Click here for a free tool to calculate the margin of error for your patient survey results. It's designed as a quick check for you to be confident that the responses you obtain represent your patient population.