Table 3 laboratory data and Caprini scores of the patients underwent surgery

Preoperative WBC (10*9/L)

6.09 (5.03–7.12)

5.71 (4.82–6.58)

0.182

Preoperative Hemoglobin (g/L)

129 (118–139)

126 (118–140)

0.714

Preoperative platelet (10*9/L)

184.5 (142–227)

180 (152–222)

0.926

Preoperative D-dimer (μg/ml)

0.23 (0.19, 0.34)

0.32 (0.23, 0.65)

< 0.001

Postoperative WBC (10*9/L)

10.61 (9.05–13.08)

10.01 (7.86 + 13.53)

0.344

Postoperative Hemoglobin (g/L)

112 (101–126)

107 (99–123)

0.173

Postoperative platelet (10*9/L)

166.5 (131–209)

166 (131–211)

0.971

Postoperative D-dimer (μg/ml)

0.99 (0.50–2.12)

2.70 (1.85, 4.12)

< 0.001

Preoperative Caprini score

5 (4–6)

5 (4–6)

0.915

Postoperative Caprini score

9.13 ± 1.61

9.59 ± 1.94

0.090