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Table 2 Mean levels of blood cell populations of patients in the DPS and SPDP groups

From: Dynamic hematological changes in patients undergoing distal pancreatectomy with or without splenectomy: a population-based cohort study

Blood cell populations

Time points

Preoperative (n = 302)

POD1 (n = 301)

POD3 (n = 284)

POD5 (n = 247)

POD7 (n = 193)

POW2 (n = 111)

POM1 (n = 120)

POM3 (n = 143)

WBCs (109/L)

 DPS

5.82

16.58**

15.44**

10.41**

10.23**

8.23**

7.23**

7.51**

 SPDP

5.64

12.51**

10.23**

7.35**

7.59**

7.31**

6.62**

6.26**

Neutrophils (109/L)

 DPS

3.50

14.19**

12.74**

7.58**

7.32**

5.39**

3.96*

3.99**

 SPDP

3.30

10.54**

8.21**

5.27*

5.31*

5.01

4.00**

3.92**

Lymphocytes (109/L)

 DPS

1.75

1.26**

1.39**

1.49**

1.62**

1.84

2.50**

2.85**

 SPDP

1.77

1.20**

1.25**

1.30**

1.46**

1.59

2.09*

1.89

Monocytes (109/L)

 DPS

0.32

1.09**

1.07**

0.95**

0.95**

0.65**

0.50**

0.47**

 SPDP

0.32

0.74**

0.67**

0.55**

0.59**

0.50**

0.37*

0.33

Eosinophils (109/L)

 DPS

0.14

0.01**

0.12*

0.32**

0.32**

0.25**

0.21**

0.14

 SPDP

0.13

0.01**

0.08**

0.18**

0.18**

0.16**

0.13

0.10**

Basophils (109/L)

 DPS

0.028

0.022**

0.032**

0.040**

0.042**

0.049**

0.050**

0.048**

 SPDP

0.025

0.016**

0.022

0.021*

0.022

0.030

0.030

0.027

Platelets (109/L)

 DPS

213

210

233**

328**

442**

581**

410**

356**

 SPDP

228

212**

194**

219*

261**

355**

238

217

RBC (1012/L)

 DPS

4.46

4.04**

3.68**

3.68**

3.84**

3.91**

4.29**

4.53

 SPDP

4.48

4.11**

3.75**

3.74**

3.77**

4.05**

4.35

4.56

Serum hemoglobin (g/L)

 DPS

135

123**

112**

112**

116**

117**

127**

138

 SPDP

135

125**

114**

113**

113**

121**

129*

136

  1. DPS distal pancreatectomy with splenectomy, SPDP spleen-preserving distal pancreatectomy, POD postoperative day, POW postoperative week, POM postoperative month, WBC white blood cell, RBC red blood cell
  2. *P < 0.05, **P < 0.01, using paired t test comparing postoperative time points with the preoperative level within the DPS group and the SPDP group separately