Table 7 Inter-correlations (Spearman’s Rho) of the HSOPSC dimensions

1. Overall perception of safety

2. Frequency of error reporting

.32

3. Stop working in dangerous situations

.46

.30

4. Manager expectations & actions promoting patient safety

.59

.31

.43

5. Organizational learning - continuous improvement

.58

.40

.42

.57

6. Teamwork within units

.55

.29

.41

.55

.52

7. Communication openness

.55

.39

.42

.62

.57

.52

8. Feedback and communication about error

.55

.47

.39

.60

.63

.48

.68

9. Nonpunitive response to error

.52

.31

.33

.54

.48

.46

.59

.52

10. Staffing

.59

.26

.29

.52

.44

.51

.46

.45

.52

11. Hospital management support for patient safety

.51

.32

.30

.50

.51

.39

.45

.50

.41

.41

12. Teamwork across units

.45

.21

.36

.45

.38

.41

.42

.38

.35

.37

.41

13. Handoffs and transitions

.43

.18

.29

.38

.30

.32

.33

.29

.33

.34

.40

.59