Table 2 Adverse events (AEs) by admission department: number of reviewed admissions, weighted AE incidence per department and proportion of AEs that were preventable
Admission departmentNo of reviewed admissions(N = 7926)Incidence of AEs (%)*Preventable AEs (%)*
    Ear, nose and throat1985.222.2
    Total26606.8 (95% CI 5.7 to 7.8)39.5
    Intensive care3739.450.0
    Internal medicine19505.425.7
    Lung diseases7875.471.0
    Other medical82NANA
    Total52664.8 (95% CI 4.1 to 5.7)40.3
  • NA, not applicable

  • *Percentages were weighted for oversampling of deceased patients and of patients admitted to a university hospital.