Table 5.

Angle of the walls of the sinus by age groups

	Age (years)
	< 45	45–54	55–64	65+	Overall
	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)	p value
Angle (°)-AR	70.05 (17.57)	68.92 (15.67)	67.43 (12.05)	67.29 (17.30)	68.14 (14.99)	0.958
Angle (°)-BR	80.63 (8.11)	78.50 (10.66)	78.58 (5.70)	80.74 (8.43)	79.51 (7.92)	0.766
Angle (°)-CR	70.80 (7.38)	71.31 (7.73)	69.57 (5.31)	73.93 (5.69)	71.34 (6.41)	0.190
Angle (°)-AL	76.95 (9.55)	67.30 (12.39)	73.75 (14.11)	66.01 (14.75)	71.34 (13.64)	0.136
Angle (°)-BL	79.35 (6.37)	82.81 (10.87)	79.61 (7.65)	78.67 (8.11)	79.77 (7.96)	0.694
Angle (°)-CL	73.71 (8.66)	74.44 (4.38)	71.27 (7.52)	72.19 (6.50)	72.47 (7.05)	0.671