Table 3 Postoperative pain scores and morphine equivalent consumption. Continuous data is presented as median (IQR)[range]. NRS: numeric rating scale. ME: morphine equivalent

Mean postoperative pain scores

 - Day 0 (NRS)

1 (0–3)[0–5]

0 (0–2)[0–8]

0.050

0 (0–2) [0–8]

0.164

 - Day 1 (NRS)

3 (1–4)[0–7]

2 (1–3)[0–8]

0.058

2 (1–3) [0–8]

0.106

 - Day 2 (NRS)

3 (2–4)[0–7]

2 (0–3)[0–8]

0.010

2 (0–4) [0–6]

0.037

 - Day 3 (NRS)

3 (2–4)[0–6]

2 (1–4)[0–10]

0.676

2 (1–4) [0–7]

0.575

Morphine Equivalent Consumption

 - Intraoperatively (mg)

0 (0–0)[0–10.5]

0 (0–0)[0–14]

0.046

0 (0–0)[0–14]

0.080

 - Day 0 (mg)

0 (0–0)[0–35]

0 (0–0)[0–15]

 < .001

0 (0–0)[0–15]

0.031

 - Day 1 (mg)

2.5 (0–10)[0–35]

0 (0–0)[0–25]

 < .001

0 (0–5)[0–20]

0.011

 - Day 2 (mg)

0 (0–10)[0–30]

0 (0–5)[0–20]

0.049

0 (0–3.5)[0–15]

0.098

 - Day 3 (mg)

0 (0–5)[0–37.5]

5 (0–10)[0–20]

0.006

5 (0–10)[0–17.5]

0.056

 - Day 4 (mg)

0 (0–0)[0–20]

0 (0–10)[0–25]

0.017

0 (0–10)[0–25]

0.040

 - Day 5 (mg)

0 (0–0)[0–30]

0 (0–5)[0–17.5]

0.056

0 (0–10)[0–17.5]

0.067

 - Day 6 (mg)

0 (0–0)[0–15]

0 (0–5)[0–32.5]

0.014

0 (0–5)[0–32.5]

0.007

 - Day 7 (mg)

0 (0–0)[0–15]

0 (0–0)[0–30]

0.042

0 (0–5)[0–30]

0.016