Sample Tensile strength (MPa) Tensile strain (%) Modulus (MPa) Dry PLGA 5.6±1.10 107±20 354.7±57.6 PLGA/CH/PVA 5.4±0.57 14.7±6.6 296±32 PLGA/CH 4.3±0.68 32±11 75±10.8 Wet PLGA 5.35±0.80 88±32 227.9±57.6 PLGA/CH/PVA 4.9±0.60 12.5±7.2 211±24 PLGA/CH 4.14±1.05 28±9.4 44±18.5

Table 1: Tensile mechanical properties of PLGA, PLGA/CH/PVA, and PLGA/CH scaffolds in dry and wet state