Porosity, pore size and water content (%) of pHEMA hydrogels prepared with different water contents
| Water content of the reaction mixture (%) | Porosity (%) | Pore sizes (µm) | Water content after swelling (%) |
|---|---|---|---|
| 44 | 17 | 40.75 ± 8.59 | 40.27 ± 1.20 |
| 50 | 33 | 55.09 ± 7.15 | 42.80 ± 1.24 |
| 55 | 52 | 15.24 ± 3.05 | 47.60 ± 1.34 |
| 80 | 50 | 15.44 ± 2.05 | 52.17 ± 0.50 |