Table 2: Summary of the associations between variables evaluated in the investigation.

Evaluated Variables	Statistical Analysis	P- value	Interpretation (Association)
Patients’ sex and presence of Haller cells	χ2 test	P=0.233	No significant
Patients’ age and presence of Haller cells	T test	P=0.879	No significant
Presence of Haller cells and mucosal thickening of the maxillary sinus on the right side	χ2 test	P=0.037	Significant
Presence of Haller cells and mucosal thickening of the maxillary sinus on the left side	χ2 test	P=0.032	Significant
Surface area of Haller cells and mucosal thickening of the maxillary sinus on the right side	Mann-Whitney test	P=0.045	Significant
Surface area of Haller cells and mucosal thickening of the maxillary sinus on the left side	Mann-Whitney test	P=0.038	Significant
Size of maxillary sinus ostium and mucosal thickening on the right side	T test	P=0.145	No significant
Size of maxillary sinus ostium and mucosal thickening on the left side	T test	P=0.220	No significant
Angulation of the uncinate process and mucosal thickening of the maxillary sinus on the right side	T test	P=0.708	No significant
Angulation of the uncinate process and mucosal thickening of the maxillary sinus on the left side	T test	P=0.589	No significant