TABLE 7.

Direct and indirect effects and 95% confidence intervals in final model 3.

Model pathways	Estimated effect	95%CI
		Lower bounds	Upper bounds
Total effect
SA-UBP	–0.83∗∗	–0.981	–0.679
SK-UBP	–0.33∗∗	–0.522	–0.183
Direct effects
SA-UBP	–0.76∗∗	–0.894	–0.626
SA-SK	0.24∗∗	0.056	0.424
SK-UBP	–0.28∗∗	–0.537	–0.023
SK-IKF	–0.37∗∗∗	–0.625	–0.115
IKF-UBP	0.14∗	0.004	0.276
Indirect effects
SA-SK-UBP	−0.067∗	–0.086	–0.048
SK-IKF-UBP	−0.052∗	–0.097	–0.007
SA-SK-IKF-UBP	−0.012∗	–0.019	–0.005

SA, safety atmosphere; SK, safety knowledge; IKF, influence degree of key figures; UBP, unsafe behavior propagation. ^∗p < 0.05, ^∗∗p < 0.01, ^∗∗∗p < 0.001.