Table 2

Summary scores for number of reported safety concerns per patient, likelihood of reporting, number of classified PSIs, and preventability and severity ratings

Paper-based formPatient safety hotlineFace-to-face interviewing
Number of patients recruited803858
Total number of safety concerns reported by patients7016108
Number of patients reporting 1+ reports*33 (41%)7 (19%)38 (64%)
Number of reports per patient
 Mean0.920.431.91
 SD1.6451.1442.238
N713755
Number of reports classified as PSIs in first stage nurse review*17441
Number of reports classified as PSIs in second stage physician review*14 (20%)3 (19%)27 (25%)
Preventability† (% of total number of patient-reported safety concerns)
 Not preventable
 Probably not preventable
 Probably preventable2 (3%)1 (1%)
 Preventable9 (13%)2 (13%)20 (19%)
 No agreement reached3 (4%)1 (6%)6 (5%)
Severity† (% of total number of patient-reported safety concerns)
 Negligible11 (16%)3 (19%)18 (17%)
 Minor
 Moderate1 (1%)
 Major
 Catastrophic
 No agreement reached2 (3%)9 (8%)
  • *Proportion of total patient-reported safety concerns per mechanism classified as a PSI shown in parentheses.

  • †Only scores where there was agreement across both physician reviewers are reported.

  • PSI, patient safety incident.