Primary Outcome
desaturation, hypotension
EVENTS
The occurrence of the composite outcome (desaturation and hypotension events) was observed in 27 of 331 patients (8.2%) in the esketamine group and 69 of 329 patients (21.0%) in the placebo group (risk difference, −12.8 percentage points; OR, 0.34; 95% CI, 0.21-0.54; 