Table 4 The VAS score of postoperative pain and patient comfort of the ERAS and control groups

 30 min after surgery

2(0–2)

3(2–5)

<0.001

 6 h after surgery

2(1–3)

4.5(3–7)

<0.001

 12 h after surgery

2(1–3)

4.5(2–6)

<0.001

 24 h after surgery

1(0–3)

4(2–6)

<0.001

 48 h after surgery

1(0–2)

3(1–5)

<0.001

 30 min after surgery

3(2–4)

5(3.25–7)

<0.001

 6 h after surgery

4(3–5)

7(4–8)

<0.001

 12 h after surgery

4(2–5)

6.5(4.25–8)

<0.001

 24 h after surgery

3(2–5)

5(3.25–7)

<0.001

 48 h after surgery

2(1–4)

5(2.25–6)

<0.001

 30 min after surgery

7(6–8)

5(4–6.75)

<0.001

 6 h after surgery

7(6–7)

5(3–6)

<0.001

 12 h after surgery

7(7–8)

5(4–7)

<0.001

 24 h after surgery

8(7–8)

6(4.25–7.75)

<0.001

 48 h after surgery

8(8–9)

7(6–8)

<0.001