TABLE 12

Complications

Incidence per 10 000n95% CI
Adverse events
    Death0.000.0–0.0
    Cardiac Arrest0.310.0–1.9
    Aspiration0.310.0–1.9
    Hypothermia1.340.4–3.4
    Seizure (unanticipated) during sedation2.781.1–5.2
    Stridor4.3111.8–6.6
    Laryngospasm4.3132.3–7.4
    Wheeze (new onset during sedation)4.7142.5–7.8
    Allergic reaction (rash)5.7173.3–9.1
    Intravenous-related problems/complication11.0337.6–15.4
    Prolonged sedation13.6419.8–18.5
    Prolonged recovery22.36717.3–28.3
    Apnea (unexpected)24.37319.1–30.5
    Secretions (requiring suction)41.612534.7–49.6
    Vomiting during procedure (nongastrointestinal)47.214239.8–55.7
    Desaturation below 90%156.5470142.7–171.2
    Total adverse events339.6 (1 per 29)1020308.1–371.5
Unplanned treatments
    Reversal agent required (unanticipated)1.750.6–3.9
    Emergency anesthesia consult for airway2.060.7–4.3
    Admission to hospital (unanticipated; sedation related)7.0214.3–10.7
    Intubation required (unanticipated)9.7296.5–13.9
    Airway (oral; unexpected requirement)27.68322.0–34.2
    Bag-mask ventilation (unanticipated)63.919255.2–73.6
    Total unplanned treatments111.9 (1 per 89)33685.3–130.2
Conditions present during procedure
    Inadequate sedation, could not complete88.9 (1 per 338)26778.6–100.2