Table 5
Statistical analysis of myocardial enzymes
| Clinical characteristics | Before chemotherapy (
±s) | During chemotherapy (
±s) | After chemotherapy (
±s) | F(B) or χ² | P12 | P13 | P23 |
| Creatine kinase (U/L) | 42.555±15.340 | 43.892±25.467 | 53.331±37.024 | 0.005 | 0.708 | 0.003 | 0.009 |
| Creatine kinase isoenzyme (U/L) | 11.678±6.787 | 11.794±6.107 | 11.748±5.857 | 0.990(B) | 0.999 | 1.000 | 1.000 |
| Lactate dehydrogenase (U/L) | 180.118±36.402 | 179.927±35.885 | 192.522±42.150 | 0.016(B) | 1.000 | 0.048 | 0.042 |
P12, P13 and P23 represent the calculation results of corresponding tests for indicators before and during chemotherapy, before and after chemotherapy, and during and after chemotherapy, respectively.