Mantel-Haenszel common odds ratio estimate

Figure 1. Mantel-Haenszel common odds ratio estimate for Newspaper subscription by Response, controlling for Income category
Mantel-Haenszel common odds ratio estimate for Newspaper subscription by Response, controlling for Income category

This is a t test for the value of the common odds ratio. It is a useful measure in this case because the odds ratio is homogenous across layers. Since it accounts for the layers of Income category, the estimate of 1.976 reported in this table is "better" than the odds ratio estimate reported in the risk table.

Next