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Table 1 Dimensions of optimized scaffolds for different material preparation techniques of PCL/nHA reported as mean ± SD (* indicates p < 0.05 when compared to the theoretical CAD value)

From: 3D printing PCL/nHA bone scaffolds: exploring the influence of material synthesis techniques

Preparation Technique Diameter (mm) L/D Ratio Height (mm) Contact Angle (°) Uniformity
Theoretical 0.510 1.96 0.408 127 1.000
Melt-Blending 0.515 ± 0.037 1.92 ± 0.15 0.456 ± 0.030* 89 ± 14* 0.949 ± 0.117
Liquid Solvent 0.544 ± 0.064 1.88 ± 0.25 0.084 ± 0.022* 13 ± 3* 0.875 ± 0.157*
Solid Solvent 0.478 ± 0.062 2.13 ± 0.31 0.413 ± 0.039 73 ± 4* 0.880 ± 0.146*
Powder Blending 0.517 ± 0.035 1.96 ± 0.16 0.390 ± 0.052 107 ± 11 0.873 ± 0.094*
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