The Mantel-Haenszel Test is used to determine if there is a linear trend or relationship between two ordinal variables.
Assumptions for the Mantel-Haenszel Test:
- There are two ordinal variables
- There is an assumed linear relationship between the variables
Using SPSS for the Mantel-Haenszel Test:
Example using the Mantel-Haenszel Test:
In this study on Can Macrocirculation Changes Predict Nonhealing Diabetic Foot Ulcers?, the Mantel-Haenszel Test was one of several tests used in the analysis. The ordinal variables were a computed tomographic angiography and Doppler ultrasound score on an ordinal 0 to 4 points scale (as a measure of the macrocirulation) which were compared to compared to ordinal categories of the TcpO2 (as a measure of the microcirculation).