PMOS scores
| Subscales (5-point Likert scale) | Stroke M (SD) | AMI M (SD) | Hip M (SD) | Total |
| Communication and team work | 4.53 (0.61)* | 4.50 (0.71) | 4.13 (0.90) | 4.40 (0.76) |
| Organisation and care planning | 4.45 (0.65) | 4.50 (0.94) | 4.17 (0.86) | 4.38 (0.81) |
| Access to resources | 4.38 (0.80) | 4.34 (0.87) | 3.74 (1.23) | 4.21 (0.97) |
| Ward type and layout | 4.40 (0.83) | 4.25 (0.88) | 4.20 (1.12) | 4.31 (0.93) |
| Information flow | 4.50 (0.59) | 4.38 (0.81) | 4.29 (0.61)* | 4.41 (0.66) |
| Roles and responsibilities | 3.96 (1.13)† | 4.13 (1.18)† | 3.68 (1.36) | 3.92 (1.22) |
| Staff training | 4.46 (0.66) | 4.69 (0.60)* | 4.18 (0.53) | 4.44 (0.63)* |
| Equipment (design and function) | 4.43 (0.88) | 4.47 (0.83) | 4.00 (0.94) | 4.31 (0.84) |
| Delays | 4.30 (0.88) | 4.20 (0.94) | 3.11 (1.13)† | 3.89 (1.11)† |
| PMOS negative index‡ | 1.67 (1.56) | 2.13 (2.23) | 4.22 (3.70)† | 2.59 (2.72) |
*Ward-based subscale most favourable scores from patients.
†Ward-based subscale with least favourable scores from patients.
‡Represents the mean number of items that each patient scored negatively (ie, ≤2).6
AMI, acute myocardial infarction; M, median; PMOS, patient measure of safety.