05 January 2025 : Clinical Research
Comparative Analysis of Gelatin/Polylactic Acid and Commercial PLA Membranes for Guided Bone Regeneration: A Randomized Clinical Trial
Jing Wang ABCDEFG 1, Wentian Chen BCD 2, Min Huang ACDF 3, Zhitong Zhong BCF 4, Pei Wang ACDEF 5, Runfa Wu ABCDEFG 3*DOI: 10.12659/MSM.944713
Med Sci Monit 2025; 31:e944713
Table 2 The change in bone mass between the day of surgery and at 6 months postoperatively.
| Variables | Experimental group (n=16) | Control group (n=16) | P value |
|---|---|---|---|
| Average bone graft volume after the operation (mm) | 350.35±119.86 | 390.99±147.74 | 0.451 |
| Average bone graft volume after 6 months (mm) | 201.80±117.69 | 205.74±134.76 | 0.913 |
| Bone resorption (mm) | 148.54±107.42 | 185.25±85.31 | 0.163 |
| Rate of bone resorption (%) | 42.9±24 | 49.3±23 | 0.453 |
| Effective number of osteogenic cases | 12 | 9 | |
| Effective bone turnover rate (%) | 75 | 56 | 0.458 |