| Grade | Control group | Experimental group | P value |
---|---|---|---|---|
 |  | Number (%) | Number % |  |
Cell Degeneration | 0 | 0 (0) | 7 (77.8) | 0.0001 |
1 | 0 (0) | 1 (11.1) | ||
2 | 1 (11.1) | 1 (11.1) | ||
3 | 2 (22.2) | 0 (0) | ||
4 | 6 (66.7) | 0 (0) | ||
Edema | 0 | 0 (0) | 6 (66.7) | 0.0003 |
1 | 0 (0) | 1 (11.1) | ||
2 | 0 (0) | 1 (11.1) | ||
3 | 4 (44.4) | 1 (11.1) | ||
4 | 5 (55.6) | 0 (0) | ||
Hemorrhage | 0 | 0 (0) | 5 (55.6) | 0.0009 |
1 | 1 (11.1) | 2 (22.2) | ||
2 | 1 (11.1) | 2 (22.2) | ||
3 | 2 (22.2) | 0 (0) | ||
4 | 5 (55.6) | 0 (0) | ||
Inflammation | 0 | 0 (0) | 8 (88.9) | 0.0001 |
1 | 2 (22.2) | 1 (11.1) | ||
2 | 1 (11.1) | 0 (0) | ||
3 | 2 (22.2) | 0 (0) | ||
4 | 4 (44.4) | 0 (0) |