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Table 6 Marginal bone loss on different follow-up times

From: Immediate and early loading of hydrothermally treated, hydroxyapatite-coated dental implants: a 7-year prospective randomized clinical study

Variable Total Group A Group B p value*
2-Year bone loss (mean ± SD) Mesial 0.433 ± 0.067 0.428 ± 0.077 0.438 ± 0.110 0.944
Distal 0.395 ± 0.058 0.395 ± 0.093 0.395 ± 0.075 0.993
Cumulative 0.414 ± 0.055 0.411 ± 0.076 0.417 ± 0.081 0.962
7-Year bone loss (mean ± SD) Mesial 0.479 ± 0.072 0.446 ± 0.090 0.510 ± 0.113 0.662
Distal 0.516 ± 0.053 0.520 ± 0.065 0.512 ± 0.084 0.945
Cumulative 0.498 ± 0.057 0.483 ± 0.064 0.511 ± 0.094 0.806
2- to 7-year bone loss (mean ± SD) Mesial 0.046 ± 0.041 0.018 ± 0.072 0.073 ± 0.045 0.513
Distal 0.121 ± 0.049 0.125 ± 0.088 0.117 ± 0.052 0.935
Cumulative 0.084 ± 0.039 0.072 ± 0.071 0.095 ± 0.038 0.768
  1. Values are in mm.
  2. *Based on t test