Table 3.
Variable | No. (%) or Amount Mean ± SD |
---|---|
Diagnostic procedure | |
MRI/MRS | 64 |
Lumbar puncture | 62 |
Auditory brainstem response | 52 |
Skin biopsy | 20 |
Anesthetic technique | |
General | 64 |
Anesthetic induction | |
Inhalational agent (sevoflurane, nitrous oxide) | 12 (19) |
Intravenous agent (propofol) | 52 (81) |
Anesthetic maintenance | |
Propofol (mg) | 1391 ± 754 |
Monitoring | |
Standard | 64 |
Airway management | |
Endotracheal tube | 3 |
Laryngeal mask airway | 0 |
Nasal cannula | 61 |
Other drugs administered during procedure | |
Muscle relaxant | 1 |
Opioid | 0 |
Benzodiazepine | 19 |
Anesthesia time, min | 251 ± 46 |
Recovery time, min | 66 ± 53 |
Intravenous fluid, mL | 431 ± 125 |
MRI/MRS, magnetic resonance imaging and spectroscopy.