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Table 4 New bone formation in relation to the implant system

From: Evaluation of bone formation following the osteotome sinus floor elevation technique without grafting using cone beam computed tomography: a preliminary study

  Dental implant systems p value
Astra Tech® (n = 7) Straumann® (n = 5) Osstem® (n = 19)
Average protrusion length (mm) 2.07 ± 0.45 2.20 ± 0.75 1.94 ± 0.83 > 0.05
Endo sinus bone gain (mm) 2.37 ± 0.76(C) 1.83 ± 1.08(C) 1.58 ± 0.64(C) 0.435a
0.788b
0.058c
2.54 ± 0.71(S) 1.96 ± 0.60 (S) 1.74 ± 0.56(S) 0.231d
0.765e
0.014 f
  1. Italics denote statistical significance
  2. (C) coronal view, (S) sagittal view
  3. aNo significant difference between Astra Tech® and Straumann® in coronal view
  4. bNo significant difference between Straumann® and Osstem® in coronal view
  5. cNo significant difference between Astra Tech® and Osstem® in coronal view
  6. dNo significant difference between Astra Tech® and Straumann® in sagittal view
  7. eNo significant difference between Straumann® and Osstem® in sagittal view
  8. fSignificant difference between Astra Tech® and Osstem® in sagittal view