Table 1. Characteristics of polyacrylamide hydrogels.
| Sample Name | Final Acry% | Final Bis% | Young's modulus (kPa) |
| High Stiff-Gel (HSG) | 10 | 0.2 | 21.5±0.06 |
| Low Stiff-Gel (LSG) | 5 | 0.05 | 1.72±0.20 |
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