Table 3 Postoperative characteristics of the raw cohort samples and propensity matched participants

Hemoglobin, g/L

108.24 ± 1.03

112.42 ± 2.22

0.188

106.74 ± 1.70

112.42 ± 2.22

0.048

Lymphocyte, 10⁹/L

0.9 (0.7, 1.23)

1.0 (0.73, 1.38)

0.575

0.9 (0.7, 1.38)

1 (0.73, 1.38)

0.966

Blood platelets, 10⁹/L

186.36 ± 4.44

183.94 ± 12.73

0.863

196.07 ± 7.59

183.944 ± 12.73

0.44

CRP, mg/L

63.35 (42.73, 94.85)

44.35 (31.25, 87.13)

0.148

60.50 (43.28, 97.18)

44.35 (31.25, 87.13)

0.162

Hemoglobin decreased compared with preoperative value, g/L

19.46 ± 0.95

17.73 ± 2.19

0.557

18.03 ± 1.73

17.73 ± 2.19

0.93

BI score at discharge

65 (60, 65)

65 (60, 65)

0.637

65 (60, 70)

65 (60, 65)

0.97

Length of postoperative hospital stay, hours

99.17 (77.29, 124.5)

99.58 (73.40, 112.85)

0.26

98.54 (77.67, 142.44)

99.58 (73.40, 112.85)

0.176

Mode of discharge, n (%)

0.017

0.008

 Death

2 (1.12)

0 (0)

1 (1.47)

0 (0)

 Without tools

23 (12.92)

8 (40)

7 (10.29)

8 (40)

 With tools

153 (85.96)

12 (60)

60 (86.96)

12 (60)

POCIIs, n (%)

86 (48.31)

3 (15)

0.009

37 (54.41)

3 (15)

0.002

 II (complications treated with drugs)

76 (42.70)

3 (15)

33 (48.53)

3 (15)

 III (surgical site complications treated by reoperation)

2 (1.12)

0 (0)

0 (0)

0 (0)

 IV (with AICU management)

6 (3.37)

0 (0)

3 (4.41)

0 (0)

 V (death)

2 (1.12)

0 (0)

1 (1.47)

0 (0)