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Baseline characteristics of patients
| Variable | Control group | rhIL-2-treated group | P value |
|---|---|---|---|
| Age (years) | 49.4 | 44.6 | >0.05 |
| Body surface area (m2) | 1.63 | 1.62 | >0.05 |
| Duration of operation (min) | 114.6 | 124.2 | >0.05 |
| Blood loss in operation (ml) | 78 | 84.55 | >0.05 |
