Table 4 Dimensional shrinkage percentages and pore diameters for fiber-free and fiber-enriched hydrogels.

Diameter changes (%)

− 23.75 ± 0.72

− 20.50 ± 0.78

− 16.75 ± 0.65

− 15.75 ± 0.42

Length changes (%)

− 26.15 ± 0.81

− 24.31 ± 0.65

− 16.00 ± 0.51

− 14.93 ± 0.46

Volume changes (%)

− 55.90 ± 2.21

− 49.44 ± 1.81

− 41.78 ± 1.37

− 39.62 ± 1.28

Minimum pore diameter (µm)

77.933 (n = 135)

39.955 (n = 124)

31.173 (n = 158)

24.920 (n = 208)

Maximum pore diameter (µm)

111.643 (n = 135)

155.830 (n = 124)

190.693 (n = 158)

115.437 (n = 208)

Average pore diameter (µm)

91.683 ± 5.084 (n = 78)

88.589 ± 4.459 (n = 40)

78.987 ± 6.550 (n = 42)

64.430 ± 5.539 (n = 46)