Distribution of positive responses of Hospital Survey on Patient Safety Culture
| Dimensions | Observed average (SD) | Q1 | Median* | Q3 | N | Estimated average (95% CI) |
| Teamwork within units | 79.8 (±29.7) | 75.0 | 100.0 | 100.0 | 5666 | 79.7 (78.2 to 81.2) |
| Expectations and actions promoting patient safety | 71.5 (±31.3) | 50.0 | 75.0 | 100.0 | 5602 | 69.6 (63.5 to 76.3) |
| Organisational learning—continuous improvement | 82.9 (±30.6) | 67.0 | 100.0 | 100.0 | 5593 | 81.8 (77.5 to 86.2) |
| Management support for patient safety | 78.6 (±28.8) | 67.0 | 100.0 | 100.0 | 5629 | 77.4 (73.6 to 81.5) |
| Feedback and communication about errors | 74.4 (±35.9) | 67.0 | 100.0 | 100.0 | 5579 | 73.6 (70.4 to 77.0) |
| Frequency of events reported | 72.8 (±39.7) | 33.0 | 100.0 | 100.0 | 5432 | 70.4 (61.8 to 80.2) |
| Overall perceptions of patients’ safety | 64.7 (±29.3) | 50.0 | 75.0 | 100.0 | 5449 | 65.4 (59.7 to 71.7) |
| Communication openness | 59.0 (±36.0) | 33.0 | 67.0 | 100.0 | 5515 | 58.8 (56.6 to 61.0) |
| Teamwork across units | 63.4 (±35.8) | 25.0 | 75.0 | 100.0 | 5516 | 63.1 (59.8 to 66.6) |
| Staffing | 41.3 (±33.2) | 25.0 | 25.0 | 75.0 | 5438 | 40.2 (36.8 to 44.1) |
| Handoffs and transitions | 61.0 (±40.5) | 25.0 | 75.0 | 100.0 | 5270 | 60.3 (52.4 to 69.3) |
| Non-punitive response to error | 37.3 (±39.1) | 0.0 | 33.0 | 67.0 | 5445 | 37.5 (35.0 to 40.1) |
*All minimum values were 0, and all maximum values were 100.