Table 1: The Mean and Standard Deviation of the ridge width before and after augmentation surgery.

- Mean Min Max SD* T-test Result
Pre op width 2.94 mm 1.98 mm 4.3 mm 0.57 T=13.21
P< 0.001
Post op width 5.47 mm 4.21 mm 6.86 mm 0.71
Differentiation 2.53 2.23 2.56 -

*Standard Deviation