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Tissue necrosis 7 days after intravascular injection.
| Group | Normal | Mild | Moderate | Severe | Total necrosis |
|---|---|---|---|---|---|
| Warm | 4 (21.1%) | 3 (15.8%) | 12 (63.2%) | 0 (0%) | 78.9% |
| Cold | 5 (27.8%) | 3 (16.7%) | 6 (33.3%) | 4 (22.2%) | 72.2% |
| Control | 6 (35.3%) | 3 (17.6%) | 6 (35.3%) | 2 (11.8%) | 64.7% |
