GLM

there are aliased coefficients in the model
ANOVA
 Sum of SquaresdfMean SquareFp
Gender.....
Region.....
Gender ✻ Region.....
Residuals.....

 

Estimates
 ContrastEstimateSEtp
(Intercept).....
Gender1.....
Region1.....
Region2.....
Region3.....
Region4.....
Gender1 ✻ Region1.....
Gender1 ✻ Region2.....
Gender1 ✻ Region3.....
Gender1 ✻ Region4.....