From: Antinociceptive effects of magnesium sulfate for monitored anesthesia care during hysteroscopy: a randomized controlled study
Group C (n = 34)
Group M (n = 33)
p value
VNRS scores
1 min
2 (0–4)
1 (0–4)
0.074
15 min
3 (1–6)
2 (1–5) a
0.001
30 min
3 (2–6)
2 (1–6) a
< 0.001
1 h
2 (1–5)
1 (0–5) a
4 h
2 (1–4)
1 (0–4) a
0.003
VNRS ≥4
14 (41%)
6 (18%)
0.052