From: Optimum dose of spinal ropivacaine with or without single intravenous bolus of S-ketamine during elective cesarean delivery: a randomized, double-blind, sequential dose-finding study
Assigned Dose (mg)
Number of Successes
Number of Patients
Observed Response
Rate (%)
PAVA-adjusted Response Rate(%)
12
0
1
0.000
13.5
4
7
0.571
15
25
26
0.962
16.5
6
1.000