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Table 4 Routine blood examination indexes at different time points

From: Does subcutaneous administration of recombinant human erythropoietin increase thrombotic events in total hip arthroplasty? A prospective thrombelastography analysis

Indexes Time points rHu-EPO group(n = 74) Control group(n = 78) P value
Hb(g/l) Pre-op
POD1
POD4
POD7
130.03 ± 15.15
104.90 ± 12.09
99.14 ± 8.81
104.47 ± 10.38
129.31 ± 14.29
99.05 ± 13.42
87.56 ± 9.44
95.88 ± 10.56
0.764
0.006*
<0.001*
<0.001*
HCT (%) Pre-op
POD1
POD4
POD7
39.07 ± 4.70
31.74 ± 3.82
30.34 ± 2.56
31.65 ± 3.71
37.83 ± 4.65
29.72 ± 4.01
26.10 ± 2.25
28.70 ± 3.48
0.103
0.002*
<0.001*
<0.001*
PLT (109/l) Pre-op
POD1
POD4
POD7
222.68 ± 78.43
191.60 ± 64.59
233.08 ± 65.06
290.42 ± 84.46
218.37 ± 61.95
184.00 ± 68.96
224.01 ± 61.27
278.82 ± 71.58
0.707
0.485
0.378
0.362
  1. *P < 0.05, Pre-op pre-operation, POD1 postoperative day 1, POD7 postoperative day 7, RBC red blood cell, Hb hemoglobin, HCT hematocrit, PLT platelet