Marginal bone level changes were not statistically significant different for Way Milano compared to Kentron implants at 4 months ( -0.16 mm , 95 % CI -0.30 , 0.01 ; P = 0.0606 ) and 1 year ( -0.09 mm , 95 % CI -0.26 , 0.09 ; P = 0.3407 ) after loading .