Key points
A single-center cross-sectional clinical study with large sample size.
The safety and effectiveness of ABR with chloral hydrate in 7176 patients were reported by telephone follow-up.
In this study, the sedation failure rate of Chloral Hydrate for ABR test was 3.11% and the incidence of adverse events was 0.35%.
Chloral Hydrate can be considered a safe and effective sedative with the permissible dose.
Many patients who failed to complete the ABR test due to insufficient sedation (mostly infants and children).