Table 3 Comparison of the amount of maxillary sinus pneumatization extended into alveolar process based on gender and maxillary sinus sides of each group (mm)

289

3.75 ± 3.77

3.54 ± 3.76 (n = 133)

3.93 ± 3.79 (n = 156)

0.382

3.74 ± 4.12 (n = 116)

4.09 ± 3.89 (n = 116)

0.507

182

2.30 ± 4.48

3.00 ± 4.32 (n = 95)

1.52 ± 4.56^* (n = 87)

0.026

1.78 ± 4.81 (n = 69)

1.84 ± 4.81 (n = 69)

0.942

62

2.09 ± 4.70

2.95 ± 3.52 (n = 26)

1.47 ± 5.36 (n = 36)

0.224

1.10 ± 4.79 (n = 16)

0.63 ± 5.21 (n = 16)

0.792