Implant placement 12 months
after loading
24 months
after loading
Difference placement
(24 months)
P-value intragroupa
Mean (SD) 95% CI Mean (SD) 95% CI Mean (SD) 95% CI Mean (SD) 95% CI
6 mm group (n = 58) 0.02 (0.05) -0.03; 0.07 0.36 (0.31) 0.05; 0.67 0.41 (0.38) 0.03; 0.79 0.38 (0.29) 0.09; 0.67 0.0001
10 mm group (n = 47) 0.03 (0.06) -0.03; 0.09 0.34 (0.35) -0.01; 0.69 0.46 (0.41) 0.05; 0.87 0.43 (0.28) 0.15; 0.61 0.0001
P-value intergroup 0.446 0.799 0.596 0.465

aP-values intragroup statistically significant at the level P = 0.0001 (paired-samples t-test).
SD = standard deviation; CI = confidence interval.