Fig. 3

Fabricated local strand of the scaffold: (a) Optical microscopy images (Top view; \(\:\times\:\)20; scale bars: 200 ); (b) Local strand thickness (n = 20), (c) Comparison of the curvature of local strands (n = 20), (d) Local pore size (Group A and B: n = 10, Group C: n = 20), (e) Local ladder-strand distance (n = 10; NS: Not significant, *p < 0.05, ***p < 0.001).