Table 6.

Crestal bone loss (mm).

Interval	Measurement Location	Mean Bone level (mm)	Range
Surgery	Mesial	0.5±0.48	0.07–1.8
	Distal	0.62±0.70	0.03–2.3
	Average	0.56±0.48	0.03–2.3
2 Months	Bone loss Mesial	0.21±0.46	−0.65–1.1
	Bone loss Distal	0.18±0.23	−0.48–0.94
	Bone loss Average	0.19±0.25	−0.48–1.1
4 Months	Bone loss Mesial	0.24±0.48	−0.9–1.4
	Bone loss Distal	0.20±0.22	−0.8–1.5
	Bone loss Average	0.22±0.4	−0.8–1.5
6 Months	Bone loss Mesial	0.28±0.49	−1.06–1.2
	Bone loss Distal	0.33±0.48	−0.8–0.96
	Bone loss Average	0.3±0.46	−0.8–1.2
1 Year	Bone loss Mesial	0.55±0.71	−0.78–2.09
	Bone loss Distal	0.59±0.53	−0.41–1.89
	Bone loss Average	0.57±0.62	−0.78–2.09
18 Months	Bone loss Mesial	0.62±0.73	−0.84–2.20
	Bone loss Distal	0.66±0.52	−0.70–1.99
	Bone loss Average	0.64±0.60	−0.70–2.20