Table 2 Comparison of short-term outcomes and postoperative complication between the ERAS and Non-ERAS groups

POD1 pain score

1.00 [1.00;2.00]

1.00 [1.00;2.00]

2.00 [1.00;2.00]

0.167

POD2 pain score

4.00 [3.00;5.00]

3.00 [2.00;4.00]

5.00 [4.00;6.00]

< 0.001

POD3 pain score

3.00 [2.00;4.00]

2.00 [1.00;3.00]

4.00 [3.00;5.00]

< 0.001

Gastrointestinal function recovery days

2.00 [2.00;3.00]

2.00 [1.00;2.00]

3.00 [2.00;4.00]

< 0.001

Postoperative hospitalization days

6.00 [5.00;7.00]

6.00 [5.00;7.00]

6.00 [5.00;8.00]

< 0.001

Postoperative hospitalization days

< 0.001

Six days or less

199 (62.6%)

110 (73.3%)

89 (53.0%)

More than 6 days

119 (37.4%)

40 (26.7%)

79 (47.0%)

Total cost (RMB)

82,638 [70,878;98,873]

81,601 [70,960;96,134]

83,459 [70,771;100,167]

0.516

Rehospitalization after discharge (< 30 days)

0.079

No

301 (94.7%)

146 (97.3%)

155 (92.3%)

Yes

17 (5.35%)

4 (2.67%)

13 (7.74%)

Any postoperative complication

0.001

No

221 (69.5%)

118 (78.7%)

103 (61.3%)

Yes

97 (30.5%)

32 (21.3%)

65 (38.7%)

Wound infection

0.321

No

279 (87.7%)

135 (90.0%)

144 (85.7%)

Yes

39 (12.3%)

15 (10.0%)

24 (14.3%)

Deep vein thrombosis

1.000

No

309 (97.2%)

146 (97.3%)

163 (97.0%)

Yes

9 (2.83%)

4 (2.67%)

5 (2.98%)

Pleural effusion

0.036

No

276 (86.8%)

137 (91.3%)

139 (82.7%)

Yes

42 (13.2%)

13 (8.67%)

29 (17.3%)

Seroperitoneum

0.166

No

281 (88.4%)

137 (91.3%)

144 (85.7%)

Yes

37 (11.6%)

13 (8.67%)

24 (14.3%)

Biliary leakage:

1.000

No

313 (98.4%)

148 (98.7%)

165 (98.2%)

Yes

5 (1.57%)

2 (1.33%)

3 (1.79%)

Postoperative bleeding again

0.453

No

311 (97.8%)

148 (98.7%)

163 (97.0%)

Yes

7 (2.20%)

2 (1.33%)

5 (2.98%)

Nausea/ vomiting

0.009

No

229 (72.0%)

119 (79.3%)

110 (65.5%)

Yes

89 (28.0%)

31 (20.7%)

58 (34.5%)

Ventosity

0.017

No

245 (77.0%)

125 (83.3%)

120 (71.4%)

Yes

73 (23.0%)

25 (16.7%)

48 (28.6%)