Table A1.
Mean hardness values (GPa) measured by nanoindentation experiment. Values for overall digit (N = 32), proximal region only (N = 12), and distal region only (N = 20), with standard deviation in parentheses.
| Hardness, GPa |
|||
|---|---|---|---|
| Sample | Digit | Proximal | Distal |
| D42 233 | 0.597 (0.143) | 0.694 (0.102) | 0.538 (0.133) |
| D42 234 | 0.613 (0.115) | 0.661 (0.055) | 0.584 (0.132) |
| D42 235 | 0.591 (0.121) | 0.667 (0.116) | 0.546 (0.101) |
| UA 233 | 0.640 (0.113) | 0.630 (0.098) | 0.646 (0.123) |
| UA 234 | 0.628 (0.099) | 0.614 (0.140) | 0.637 (0.067) |
| UA 235 | 0.717 (0.108) | 0.729 (0.074) | 0.709 (0.125) |