Synthesis and Characterization of Poly(lactic-co-glycolic) Acid Nanoparticles-Loaded Chitosan/Bioactive Glass Scaffolds as a Localized Delivery System in the Bone Defects

Table 3

The mechanical properties of the scaffolds from compression tests compared with cancellous bone.

Sample	𝐸 (MPa)	𝜎yield (MPa)	𝜌 (g/cm^3)	𝐸/𝜌	𝜎/𝜌
Cancellous bone	20–500	2–12	0.14–1.2	500	4–12
S1	12.5±1.2	0.8±0.26	0.107±0.005	116.82±6.2	7.47±0.12
S2	15.4±2.1	1.1±0.48	0.145±0.005	106.20±7.4	7.56±0.58
S3	19.3±3.9	1.5±0.65	0.195±0.001	98.97±3.8	7.69±0.32
S4	21.5±1.7	2.1±0.28	0.249±0.014	86.34±8	8.43±0.17
S5	24.1±1.6	2.6±0.37	0.286±0.008	84.26±5.6	9.09±0.49