Table 3.
In vivo tissue stiffness for mild and moderate ICP increase. Values are presented as mean ± standard deviation. P-values indicate poor predictive power of ICP for shear modulus within the physiologically relevant range.
| Animal # | Baseline ICP (mmHg) | Shear Modulus Values at Each ICP Level (kPa) | ICP dependence (p-value) | ||
|---|---|---|---|---|---|
| Baseline ICP | Mild ICP Increase | Moderate ICP Increase | |||
| 1 | 6.33±0.74 | 2.59±0.05 | 2.61±0.11 | 2.60±0.09 | 0.679 |
| 2 | 5.08±2.08 | 2.29±0.23 | 2.23±0.13 | 2.30±0.12 | 0.327 |
| 3 | 20.64±0.34 | 2.71±0.26 | 2.67±0.44 | 2.68±0.18 | 0.811 |
| 4 | 6.80±1.53 | 2.39±0.59 | 2.64±1.06 | 1.80±0.35 | 0.237 |