Table 4.

Predictors of nurses’ perceptions of patient safety culture in Iranian hospitals

Variables	B	95% CIa		P-value
Age (Reference group: Above 40 years)
Below 30 years	−.040	−.103	.024	.219
30–40 years	−.077	−.125	−.029	.002
Gender (Reference group: female)	−.084	−.120	−.047	<.001
Work experience in nursing(Reference group: > 10)
1–5	−.079	−.133	−.025	.004
6–10	−.061	−.105	−.017	.006
Education level (Reference group: Masters or PhD Degree)	.033	−.003	.069	.072
Work Area (Reference group: General wards)
Critical care units	.035	−.001	.071	.057
Emergency department	−.091	−.130	−.052	<.001
Hours worked per week (Reference group: < 40 h)
40–60	.007	−.061	.075	.843
> 60 h	.070	.008	.132	.028
Size of hospital (Reference group: > 500 bed)
< 200	.021	−.023	.064	.354
200–500	−.058	−.100	−.015	.007

^aConfidence Interval