Factorial Study of Compressive Mechanical Properties and Primary In Vitro Osteoblast Response of PHBV/PLLA Scaffolds
Table 1
Low levels (−) and high levels (+) of variables in the fractional factorial design.
Levels
Factors
−
+
(A) Polymer concentration (%)
7.5
10
(B) Water phase fraction
0.5
0.66
(C) Composition of PLLA in PHBV
50/50
75/25
(D) Amount of HA (%)
5
10
(E) Molecular weight of PLLA (dL g−1)
1.6
1.9
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