Table 1

The weighted distribution of adverse events by the timing of occurrence and detection

Timing of adverse event occurrence (O) and detection (D)
Weighted distribution (95% CI) of all study adverse events*Before index admissionIndex admissionAfter index admission
48.9% (40.7% to 57.0%)OEmbedded ImageD
27.7% (19.9% to 37.0%)O  Embedded ImageD
23.5% (18.1% to 29.9%)O  Embedded ImageD
  • *Point estimates and CIs were weighted to account for the sampling frame.