Comparative study on long-term stability in mandibular sagittal split ramus osteotomy: hydroxyapatite/poly-l-lactide mesh versus titanium miniplate

Maxillofacial Plastic and Reconstructive Surgery

Table 4 Comparison of post-surgical change (T3-T2) on absorbable group and titanium group

Parameters	Absorbable group (n = 16)		Titanium group (n = 14)		P value
Parameters	Mean	P value	Mean	P value	P value
Horizontal measurements
VRP-B (mm)	1.94 ± 3.61	0.063	2.86 ± 3.55	0.017†	0.580
Vertical measurements
HRP-B (mm)	− 0.95 ± 2.63	0.173	− 0.87 ± 3.10	0.397	0.984
Angular measurements
SNB	0.70 ± 1.25	0.056	1.61 ± 1.41	0.001†	0.154
Articular angle	− 2.15 ± 3.94	0.215	− 0.28 ± 4.45	0.975	0.166
Gonial angle	4.77 ± 5.20	0.006†	2.53 ± 4.35	0.048†	0.423
Mandibular plane angle	1.94 ± 3.43	0.039†	0.65 ± 2.78	0.363	0.423