Table 2. Descriptive statistics of adverse events frequency and patient safety culture.

Variable	Frequency (N)	Per cent (%)	Mean (SD)
Frequency of Adverse Event
None	502	30.4
1 to 2	511	31.0
3 to 5	496	30.0
6 or above	142	8.6
Patient Safety Culture Dimensions
Teamwork			4.18 (.566)
Organizational learning			3.90 (.623)
Response to error			3.40 (.742)
Supervisor support for PS			3.94 (.587)
Communication about error			3.96 (.627)
Communication openness			3.84 (.667)
Hospital management support PS			3.52 (.757)
Handoffs and information exchange			3.88 (.671)
Staffing			3.41 (.625)
Total patient safety culture			3.78 (.652)
Patient Safety Grade			2.33 (.622)