2 Proportions

This example applies to the Healthcare Module. For more information, go to www.minitab.com/healthcare-module.

Example

In this worksheet, Denials Before and Denials After contain the number of claim denials before and after a process improvement. Number Before and Number After contain the total number of claims considered before and after the process improvement. You can enter these observations directly in the dialog box instead of storing them in the Minitab worksheet.

C1	C2	C3	C4
`Denials Before`	`Number Before`	`Denials After`	`Number After`
53	645	17	326

How-to

From the Healthcare KPIs: Decrease Claim Denials dialog box, select 2 Proportions, then click OK.
From the drop-down list, select Summarized data.
In Number of events, enter the number of claim denials before and after the process improvement.
In Number of trials, enter the total number of claims before and after the process improvement.
Click Options. In Alternative hypothesis, choose Difference > hypothesized difference.
Click OK.

Tip

For more information about this analysis, click Help in the main dialog box.