A small number of events can produce unstable comparisons between treatment groups.
A retrospective dental study examined 718 special-needs patients receiving propofol alone or propofol plus midazolam. Eight unfavorable events were recorded overall; the reported percentages differed between groups, while procedure duration was not clearly linked to sedation type.
Drug selection was not randomized and could reflect expected behavior or treatment complexity. Few events and a single-center design limit causal and safety conclusions.
Present the actual event count with any percentage. Distinguish vomiting, sleepiness and emotional disturbance instead of combining them into a single severe-toxicity label. The study cannot establish that midazolam caused each event or that the alternative regimen would have prevented it.
Source: PMC8183838, supplied full-text paper. Findings are paraphrased; forensic implications are an interpretation.
Related: Valproate After Benzodiazepines: Why a Pooled Status-Epilepticus Response Rate Needs Context.