A prospective eighty-patient comparison favored ketofol on several outcomes. Clinicians selected the regimen, so the study cannot attribute the entire difference to the drugs.
Forty adults received ketofol and forty received midazolam during flexible bronchoscopy. The bronchoscopist and anesthesiologist chose the regimen using clinical judgment, anticipated tolerance, comorbidities, procedural needs, and familiarity. There was no randomization or blinding.
Desaturation was reported in 5% of ketofol recipients versus 60% of midazolam recipients. Cough events, recovery time, and satisfaction also favored ketofol under the study conditions.
Comparable recorded baseline characteristics cannot eliminate unmeasured treatment selection. Factors guiding the clinician’s decision may also predict oxygenation or recovery. The result is therefore an association in selected patients, not a randomized estimate.
Routine capnography was absent. Pulse oximetry alone can miss early hypoventilation, particularly when oxygen is supplied. A single center and modest sample also constrain generalization and rare-event assessment.
When comparing sedation records, identify selection, oxygen administration, monitoring, and event definitions before relying on a percentage. The paper cannot establish that a different regimen would have prevented an individual patient’s desaturation, or that a reported oxygen endpoint captures every form of respiratory compromise.
Original analysis of the supplied journal article, identified as PMC13254194.