From: Effects of small-dose remifentanil combined with index of consciousness monitoring on gastroscopic polypectomy: a prospective, randomized, single-blinded trial
Item
Group R2
Group R4
Group R6
P value
Average propofol dosage, μg/mL
2.6 ± 0.6
2.2 ± 0.6**
2.1 ± 0.5**
0.001
Awakening time, min
3.1 ± 1.1
2.4 ± 1.2*
2.5 ± 1.2*
0.025