From: Efficacy and safety of subanesthetic doses of esketamine combined with propofol in painless gastrointestinal endoscopy: a prospective, double-blind, randomized controlled trial
Group P
Group PK1
Group PK2
Group PK3
P value
MMSE (before)
27.22 ± 2.661
27.66 ± 2.340
27.92 ± 2.189
28.32 ± 1.880
0.551
MMSE (after)
28.06 ± 2.480
27.82 ± 2.164
28.03 ± 2.143
28.20 ± 2.009