From: “Preoperative oral duloxetine: does it affect duration of spinal anesthesia and early postoperative pain after arthroscopic ACL repair?” A prospective, randomized, double-blind controlled trial
Group C (n=35)
Group D (n= 35)
p-value
4h
4 (3–4)
2 (2–2)
<0.001
8h
2 (2–3)
12h
3 (3–4)
16h
4 (3–5)
3 (2–4)
0.001
20h
3 (2–3)
24h
2 (1–2)